diff --git a/api/Animation.json b/api/Animation.json
index 4462082ea24637..5f07fc384a18d1 100644
--- a/api/Animation.json
+++ b/api/Animation.json
@@ -760,6 +760,7 @@
         "__compat": {
           "description": "Browsers automatically remove indefinite filling animations",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/Web_Animations_API/Using_the_Web_Animations_API#automatically_removing_filling_animations",
+          "spec_url": "https://drafts.csswg.org/web-animations-1/#replacing-animations",
           "tags": [
             "web-features:web-animations"
           ],
diff --git a/api/AudioNode.json b/api/AudioNode.json
index 0ebffb834631b5..3e1ed50d59c556 100644
--- a/api/AudioNode.json
+++ b/api/AudioNode.json
@@ -269,6 +269,10 @@
         "destination_parameter": {
           "__compat": {
             "description": "`destination` parameter",
+            "spec_url": [
+              "https://webaudio.github.io/web-audio-api/#dom-audionode-disconnect-destinationnode",
+              "https://webaudio.github.io/web-audio-api/#dom-audionode-disconnect-destinationparam"
+            ],
             "tags": [
               "web-features:web-audio"
             ],
@@ -305,6 +309,7 @@
         "input_parameter": {
           "__compat": {
             "description": "`input` parameter",
+            "spec_url": "https://webaudio.github.io/web-audio-api/#dom-audionode-disconnect-destinationnode-output-input",
             "tags": [
               "web-features:web-audio"
             ],
diff --git a/api/AudioParamMap.json b/api/AudioParamMap.json
index e2fd5e30c10d04..754fa4b5195650 100644
--- a/api/AudioParamMap.json
+++ b/api/AudioParamMap.json
@@ -36,6 +36,7 @@
       },
       "entries": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -69,6 +70,7 @@
       },
       "forEach": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -102,6 +104,7 @@
       },
       "get": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -135,6 +138,7 @@
       },
       "has": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -168,6 +172,7 @@
       },
       "keys": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -201,6 +206,7 @@
       },
       "size": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -234,6 +240,7 @@
       },
       "values": {
         "__compat": {
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
@@ -268,6 +275,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://webaudio.github.io/web-audio-api/#audioparammap",
           "tags": [
             "web-features:web-audio"
           ],
diff --git a/api/AudioProcessingEvent.json b/api/AudioProcessingEvent.json
index d011e2d36e3164..9af682c3c73d0e 100644
--- a/api/AudioProcessingEvent.json
+++ b/api/AudioProcessingEvent.json
@@ -3,6 +3,7 @@
     "AudioProcessingEvent": {
       "__compat": {
         "mdn_url": "https://developer.mozilla.org/docs/Web/API/AudioProcessingEvent",
+        "spec_url": "https://webaudio.github.io/web-audio-api/#AudioProcessingEvent",
         "support": {
           "chrome": {
             "version_added": "14"
diff --git a/api/BarProp.json b/api/BarProp.json
index db409c4233b27c..d7ed4bbedb5482 100644
--- a/api/BarProp.json
+++ b/api/BarProp.json
@@ -79,6 +79,7 @@
         "returns_popup": {
           "__compat": {
             "description": "Returns `true` for non-popup windows",
+            "spec_url": "https://html.spec.whatwg.org/multipage/nav-history-apis.html#dom-barprop-visible",
             "tags": [
               "web-features:barprop"
             ],
diff --git a/api/BaseAudioContext.json b/api/BaseAudioContext.json
index 37c3dfd3ee6215..cbd9e63fa7fdd5 100644
--- a/api/BaseAudioContext.json
+++ b/api/BaseAudioContext.json
@@ -676,6 +676,7 @@
         "constraints_disableNormalization_parameter": {
           "__compat": {
             "description": "`constraints.disableNormalization` parameter",
+            "spec_url": "https://webaudio.github.io/web-audio-api/#dom-periodicwaveconstraints-disablenormalization",
             "tags": [
               "web-features:web-audio"
             ],
@@ -900,6 +901,7 @@
         "returns_promise": {
           "__compat": {
             "description": "Returns a `Promise`",
+            "spec_url": "https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-decodeaudiodata",
             "tags": [
               "web-features:web-audio"
             ],
diff --git a/api/BatteryManager.json b/api/BatteryManager.json
index c97e9dc1e8a374..d1995be0ac927f 100644
--- a/api/BatteryManager.json
+++ b/api/BatteryManager.json
@@ -38,6 +38,7 @@
       "secure_context_required": {
         "__compat": {
           "description": "Secure context required",
+          "spec_url": "https://w3c.github.io/battery/#the-batterymanager-interface",
           "tags": [
             "web-features:battery"
           ],
diff --git a/api/BeforeUnloadEvent.json b/api/BeforeUnloadEvent.json
index 8cc5a7b248682e..30bbd305848c65 100644
--- a/api/BeforeUnloadEvent.json
+++ b/api/BeforeUnloadEvent.json
@@ -97,6 +97,7 @@
       "user_interaction": {
         "__compat": {
           "description": "User interaction required for dialog box",
+          "spec_url": "https://html.spec.whatwg.org/multipage/nav-history-apis.html#the-beforeunloadevent-interface",
           "tags": [
             "web-features:beforeunload"
           ],
diff --git a/api/CSS.json b/api/CSS.json
index f4c947a82385d8..86d8c158b4536e 100644
--- a/api/CSS.json
+++ b/api/CSS.json
@@ -2064,6 +2064,7 @@
         "optional_parens": {
           "__compat": {
             "description": "Parentheses for single-argument version are optional.",
+            "spec_url": "https://drafts.csswg.org/css-conditional-3/#dom-css-supports",
             "tags": [
               "web-features:css-supports"
             ],
diff --git a/api/CSSNumericArray.json b/api/CSSNumericArray.json
index d98c5b10d9752f..167709bdc8beb3 100644
--- a/api/CSSNumericArray.json
+++ b/api/CSSNumericArray.json
@@ -37,6 +37,7 @@
       },
       "entries": {
         "__compat": {
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssnumericarray",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -70,6 +71,7 @@
       },
       "forEach": {
         "__compat": {
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssnumericarray",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -103,6 +105,7 @@
       },
       "keys": {
         "__compat": {
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssnumericarray",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -172,6 +175,7 @@
       },
       "values": {
         "__compat": {
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssnumericarray",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -206,6 +210,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssnumericarray",
           "tags": [
             "web-features:css-typed-om"
           ],
diff --git a/api/CSSPageRule.json b/api/CSSPageRule.json
index e61e11ab3eb5c0..29dc6054843b77 100644
--- a/api/CSSPageRule.json
+++ b/api/CSSPageRule.json
@@ -139,6 +139,7 @@
         "type_CSSPageDescriptors": {
           "__compat": {
             "description": "Type changed to [`CSSPageDescriptors`](https://developer.mozilla.org/docs/Web/API/CSSPageDescriptors)",
+            "spec_url": "https://drafts.csswg.org/cssom/#dom-csspagerule-style",
             "tags": [
               "web-features:css-object-model"
             ],
diff --git a/api/CSSPrimitiveValue.json b/api/CSSPrimitiveValue.json
index 12ae9d5e5658a0..b529c3ee99b5b2 100644
--- a/api/CSSPrimitiveValue.json
+++ b/api/CSSPrimitiveValue.json
@@ -39,7 +39,7 @@
         },
         "status": {
           "experimental": false,
-          "standard_track": true,
+          "standard_track": false,
           "deprecated": true
         }
       },
@@ -76,7 +76,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -120,7 +120,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -158,7 +158,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -196,7 +196,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -234,7 +234,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -269,7 +269,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -307,7 +307,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -345,7 +345,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/CSSStyleDeclaration.json b/api/CSSStyleDeclaration.json
index 9ff1cfd8dd066a..8c3d4869dfaf24 100644
--- a/api/CSSStyleDeclaration.json
+++ b/api/CSSStyleDeclaration.json
@@ -172,7 +172,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/CSSStyleSheet.json b/api/CSSStyleSheet.json
index 4667a0df74afad..a0e8da6ea14e06 100644
--- a/api/CSSStyleSheet.json
+++ b/api/CSSStyleSheet.json
@@ -289,6 +289,7 @@
         "index_parameter_optional": {
           "__compat": {
             "description": "`index` parameter is optional",
+            "spec_url": "https://drafts.csswg.org/cssom/#dom-cssstylesheet-insertrule",
             "tags": [
               "web-features:css-object-model"
             ],
diff --git a/api/CSSTransformValue.json b/api/CSSTransformValue.json
index ebe31c286359e2..c009f356061901 100644
--- a/api/CSSTransformValue.json
+++ b/api/CSSTransformValue.json
@@ -75,6 +75,7 @@
       "entries": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSTransformValue/entries",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#transformvalue-objects",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -110,6 +111,7 @@
       "forEach": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSTransformValue/forEach",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#transformvalue-objects",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -181,6 +183,7 @@
       "keys": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSTransformValue/keys",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#transformvalue-objects",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -288,6 +291,7 @@
       "values": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSTransformValue/values",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#transformvalue-objects",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -323,6 +327,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#transformvalue-objects",
           "tags": [
             "web-features:css-typed-om"
           ],
diff --git a/api/CSSUnparsedValue.json b/api/CSSUnparsedValue.json
index 750b6752f3769f..615b86c2ad4342 100644
--- a/api/CSSUnparsedValue.json
+++ b/api/CSSUnparsedValue.json
@@ -75,6 +75,7 @@
       "entries": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSUnparsedValue/entries",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssunparsedvalue",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -110,6 +111,7 @@
       "forEach": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSUnparsedValue/forEach",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssunparsedvalue",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -145,6 +147,7 @@
       "keys": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSUnparsedValue/keys",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssunparsedvalue",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -216,6 +219,7 @@
       "values": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CSSUnparsedValue/values",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssunparsedvalue",
           "tags": [
             "web-features:css-typed-om"
           ],
@@ -251,6 +255,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#cssunparsedvalue",
           "tags": [
             "web-features:css-typed-om"
           ],
diff --git a/api/CSSValue.json b/api/CSSValue.json
index d2f1d7b3312f6a..7dc30f6f3af67e 100644
--- a/api/CSSValue.json
+++ b/api/CSSValue.json
@@ -32,7 +32,7 @@
         },
         "status": {
           "experimental": false,
-          "standard_track": true,
+          "standard_track": false,
           "deprecated": true
         }
       },
@@ -66,7 +66,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -101,7 +101,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/CSSValueList.json b/api/CSSValueList.json
index 547d1a2750b8ee..9e3a5a1233b3c8 100644
--- a/api/CSSValueList.json
+++ b/api/CSSValueList.json
@@ -32,7 +32,7 @@
         },
         "status": {
           "experimental": false,
-          "standard_track": true,
+          "standard_track": false,
           "deprecated": true
         }
       },
@@ -68,7 +68,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -103,7 +103,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/Cache.json b/api/Cache.json
index 3862383c4aab77..686cdc12756492 100644
--- a/api/Cache.json
+++ b/api/Cache.json
@@ -45,6 +45,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://w3c.github.io/ServiceWorker/#cache-interface",
           "tags": [
             "web-features:service-workers"
           ],
diff --git a/api/CacheStorage.json b/api/CacheStorage.json
index 9c3dc6547edcc4..35c32aab8f3447 100644
--- a/api/CacheStorage.json
+++ b/api/CacheStorage.json
@@ -50,6 +50,7 @@
       "secure_context_required": {
         "__compat": {
           "description": "Secure context required",
+          "spec_url": "https://w3c.github.io/ServiceWorker/#cachestorage-interface",
           "tags": [
             "web-features:service-workers"
           ],
@@ -84,6 +85,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://w3c.github.io/ServiceWorker/#cachestorage-interface",
           "tags": [
             "web-features:service-workers"
           ],
diff --git a/api/CanvasPattern.json b/api/CanvasPattern.json
index 57039a323f2fae..5f61fee3f7c342 100644
--- a/api/CanvasPattern.json
+++ b/api/CanvasPattern.json
@@ -80,6 +80,7 @@
         "dommatrix": {
           "__compat": {
             "description": "Accepts a `DOMMatrix2DInit`-like object parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-canvaspattern-settransform",
             "tags": [
               "web-features:canvas-2d"
             ],
diff --git a/api/CanvasRenderingContext2D.json b/api/CanvasRenderingContext2D.json
index e81ee02955aae3..aad31c730fc82d 100644
--- a/api/CanvasRenderingContext2D.json
+++ b/api/CanvasRenderingContext2D.json
@@ -357,6 +357,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-clip-path",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -743,6 +744,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-drawfocusifneeded-path-element",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -823,6 +825,7 @@
         "ImageBitmap_source_image": {
           "__compat": {
             "description": "ImageBitmap as source image",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-drawimage-dev",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -857,6 +860,7 @@
         "SVGImageElement_source_image": {
           "__compat": {
             "description": "SVGImageElement as source image",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-drawimage-dev",
             "tags": [
               "web-features:svg"
             ],
@@ -974,6 +978,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-fill-path",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -1739,6 +1744,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-ispointinpath-path",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -1810,6 +1816,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-ispointinstroke-path",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -2767,6 +2774,7 @@
         "matrix_parameter": {
           "__compat": {
             "description": "Accept matrix object as parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-settransform-matrix",
             "tags": [
               "web-features:canvas-2d"
             ],
@@ -3021,6 +3029,7 @@
         "path_parameter": {
           "__compat": {
             "description": "`path` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-stroke-path",
             "tags": [
               "web-features:canvas-2d"
             ],
diff --git a/api/Clipboard.json b/api/Clipboard.json
index 71d83899b16c0b..6850141b626939 100644
--- a/api/Clipboard.json
+++ b/api/Clipboard.json
@@ -155,6 +155,7 @@
       "type_image-png": {
         "__compat": {
           "description": "Supports `image/png` MIME type",
+          "spec_url": "https://w3c.github.io/clipboard-apis/#dom-clipboard-readtext",
           "tags": [
             "web-features:async-clipboard"
           ],
@@ -189,6 +190,7 @@
       "type_text-html": {
         "__compat": {
           "description": "Supports `text/html` MIME type",
+          "spec_url": "https://w3c.github.io/clipboard-apis/#dom-clipboard-readtext",
           "tags": [
             "web-features:async-clipboard"
           ],
@@ -223,6 +225,7 @@
       "type_text-plain": {
         "__compat": {
           "description": "Supports `text/plain` MIME type",
+          "spec_url": "https://w3c.github.io/clipboard-apis/#dom-clipboard-readtext",
           "tags": [
             "web-features:async-clipboard"
           ],
diff --git a/api/CommandEvent.json b/api/CommandEvent.json
index 2d739c68240050..857f4a427be54e 100644
--- a/api/CommandEvent.json
+++ b/api/CommandEvent.json
@@ -48,6 +48,7 @@
         "__compat": {
           "description": "`CommandEvent()` constructor",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CommandEvent/CommandEvent",
+          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#commandevent",
           "tags": [
             "web-features:invoker-commands"
           ],
diff --git a/api/CredentialsContainer.json b/api/CredentialsContainer.json
index 479d760e714825..1922a8045efa09 100644
--- a/api/CredentialsContainer.json
+++ b/api/CredentialsContainer.json
@@ -450,6 +450,7 @@
               "__compat": {
                 "description": "`credProtect` extension",
                 "mdn_url": "https://developer.mozilla.org/docs/Web/API/Web_Authentication_API/WebAuthn_extensions#credprotect",
+                "spec_url": "https://fidoalliance.org/specs/fido-v2.2-ps-20250714/fido-client-to-authenticator-protocol-v2.2-ps-20250714.html#sctn-credProtect-extension",
                 "tags": [
                   "web-features:webauthn"
                 ],
@@ -525,6 +526,7 @@
               "__compat": {
                 "description": "`minPinLength` extension",
                 "mdn_url": "https://developer.mozilla.org/docs/Web/API/Web_Authentication_API/WebAuthn_extensions#minpinlength",
+                "spec_url": "https://fidoalliance.org/specs/fido-v2.2-ps-20250714/fido-client-to-authenticator-protocol-v2.2-ps-20250714.html#sctn-minpinlength-extension",
                 "tags": [
                   "web-features:webauthn"
                 ],
@@ -913,6 +915,7 @@
           "providers_multiple": {
             "__compat": {
               "description": "Support for multiple `providers`",
+              "spec_url": "https://w3c-fedid.github.io/FedCM/#dom-identitycredentialrequestoptions-providers",
               "tags": [
                 "web-features:fedcm"
               ],
diff --git a/api/Crypto.json b/api/Crypto.json
index 1015e8f80ce65c..8b4427a26a9da1 100644
--- a/api/Crypto.json
+++ b/api/Crypto.json
@@ -223,6 +223,7 @@
         "secure_context_required": {
           "__compat": {
             "description": "Secure context required",
+            "spec_url": "https://w3c.github.io/webcrypto/#crypto-interface",
             "tags": [
               "web-features:web-cryptography"
             ],
diff --git a/api/CustomElementRegistry.json b/api/CustomElementRegistry.json
index 457ee0c5582725..89cf45fed5ad9d 100644
--- a/api/CustomElementRegistry.json
+++ b/api/CustomElementRegistry.json
@@ -73,6 +73,7 @@
         "__compat": {
           "description": "Customized built-in element support",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/CustomElementRegistry/define#defining_a_customized_built-in_element",
+          "spec_url": "https://html.spec.whatwg.org/multipage/custom-elements.html#dom-customelementregistry-define-dev",
           "tags": [
             "web-features:customized-built-in-elements"
           ],
@@ -176,7 +177,8 @@
         },
         "disabledFeatures_static_property": {
           "__compat": {
-            "description": "Supports `disabledFeatures` static property",
+            "description": "`disabledFeatures` static property",
+            "spec_url": "https://html.spec.whatwg.org/multipage/custom-elements.html#dom-customelementregistry-define",
             "tags": [
               "web-features:autonomous-custom-elements"
             ],
diff --git a/api/CustomEvent.json b/api/CustomEvent.json
index 9460c6498f944b..670428ed7b44b6 100644
--- a/api/CustomEvent.json
+++ b/api/CustomEvent.json
@@ -110,6 +110,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-customevent",
           "tags": [
             "web-features:events"
           ],
diff --git a/api/DOMError.json b/api/DOMError.json
index 1e025dd3769428..0dd89f59cb5e70 100644
--- a/api/DOMError.json
+++ b/api/DOMError.json
@@ -48,7 +48,7 @@
         },
         "status": {
           "experimental": false,
-          "standard_track": true,
+          "standard_track": false,
           "deprecated": true
         }
       },
@@ -83,7 +83,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -119,7 +119,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/DOMMatrix.json b/api/DOMMatrix.json
index 06af1618d5e43b..d361915350ad39 100644
--- a/api/DOMMatrix.json
+++ b/api/DOMMatrix.json
@@ -267,6 +267,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMMatrix",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMMatrixReadOnly.json b/api/DOMMatrixReadOnly.json
index 2dfbe1fda1a5af..258a6f40438254 100644
--- a/api/DOMMatrixReadOnly.json
+++ b/api/DOMMatrixReadOnly.json
@@ -73,6 +73,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMMatrix",
           "tags": [
             "web-features:dom-geometry"
           ],
@@ -1593,6 +1594,7 @@
         "__compat": {
           "description": "`toString()`",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMMatrixReadOnly/toString",
+          "spec_url": "https://drafts.fxtf.org/geometry/#dommatrixreadonly-stringification-behavior",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMParser.json b/api/DOMParser.json
index 65c36b480283eb..9512ef78572582 100644
--- a/api/DOMParser.json
+++ b/api/DOMParser.json
@@ -176,6 +176,7 @@
         "html": {
           "__compat": {
             "description": "HTML (`text/html`) support",
+            "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-domparsersupportedtype-texthtml",
             "tags": [
               "web-features:domparser"
             ],
@@ -219,6 +220,7 @@
         "svg": {
           "__compat": {
             "description": "SVG (`image/svg+xml`) support",
+            "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-domparsersupportedtype-otherwise",
             "tags": [
               "web-features:svg"
             ],
@@ -260,6 +262,7 @@
         "xml": {
           "__compat": {
             "description": "XML (`application/xml`) support",
+            "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-domparsersupportedtype-otherwise",
             "tags": [
               "web-features:domparser"
             ],
diff --git a/api/DOMPoint.json b/api/DOMPoint.json
index 1c1553040a9c9c..7d02faff097575 100644
--- a/api/DOMPoint.json
+++ b/api/DOMPoint.json
@@ -73,6 +73,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMPoint",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMPointReadOnly.json b/api/DOMPointReadOnly.json
index d156f46c361cd7..8f6f942ddef7da 100644
--- a/api/DOMPointReadOnly.json
+++ b/api/DOMPointReadOnly.json
@@ -73,6 +73,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMPoint",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMQuad.json b/api/DOMQuad.json
index 8d32930d33be11..fe917bfde9fb18 100644
--- a/api/DOMQuad.json
+++ b/api/DOMQuad.json
@@ -73,6 +73,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMQuad",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMRect.json b/api/DOMRect.json
index a182a1d86962ab..2531f9360ed887 100644
--- a/api/DOMRect.json
+++ b/api/DOMRect.json
@@ -134,6 +134,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMRect",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMRectReadOnly.json b/api/DOMRectReadOnly.json
index bb8c3cc62ecbfe..e6a05e583688bc 100644
--- a/api/DOMRectReadOnly.json
+++ b/api/DOMRectReadOnly.json
@@ -139,6 +139,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://drafts.fxtf.org/geometry/#DOMRect",
           "tags": [
             "web-features:dom-geometry"
           ],
diff --git a/api/DOMTokenList.json b/api/DOMTokenList.json
index 5cc68b59573183..470a52411bbf0a 100644
--- a/api/DOMTokenList.json
+++ b/api/DOMTokenList.json
@@ -93,6 +93,7 @@
         "multiple_parameters": {
           "__compat": {
             "description": "Multiple parameters for `add()`",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-domtokenlist-add",
             "tags": [
               "web-features:dom"
             ],
@@ -176,6 +177,7 @@
       "entries": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/entries",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-domtokenlist",
           "tags": [
             "web-features:dom"
           ],
@@ -212,6 +214,7 @@
       "forEach": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/forEach",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-domtokenlist",
           "tags": [
             "web-features:dom"
           ],
@@ -294,6 +297,7 @@
       "keys": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/keys",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-domtokenlist",
           "tags": [
             "web-features:dom"
           ],
@@ -421,6 +425,7 @@
         "multiple_parameters": {
           "__compat": {
             "description": "Multiple parameters for `remove()`",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-domtokenlist-remove",
             "tags": [
               "web-features:dom"
             ],
@@ -459,6 +464,7 @@
         "__compat": {
           "description": "Removes duplicates",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList#trimming_of_whitespace_and_removal_of_duplicates",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-domtokenlist-remove",
           "tags": [
             "web-features:dom"
           ],
@@ -530,7 +536,8 @@
         },
         "boolean_value": {
           "__compat": {
-            "description": "`return()`'s value is a boolean, not void as it used to be.",
+            "description": "Boolean return value (not void anymore)",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-domtokenlist-replace",
             "tags": [
               "web-features:dom"
             ],
@@ -650,6 +657,7 @@
         "force_parameter": {
           "__compat": {
             "description": "`force` parameter",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-domtokenlist-toggle",
             "tags": [
               "web-features:dom"
             ],
@@ -729,6 +737,7 @@
         "__compat": {
           "description": "Trims whitespace",
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList#trimming_of_whitespace_and_removal_of_duplicates",
+          "spec_url": "https://dom.spec.whatwg.org/#DOMTokenList-stringification-behavior",
           "tags": [
             "web-features:dom"
           ],
@@ -806,6 +815,7 @@
       "values": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/values",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-domtokenlist",
           "tags": [
             "web-features:dom"
           ],
@@ -842,6 +852,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://dom.spec.whatwg.org/#interface-domtokenlist",
           "tags": [
             "web-features:dom"
           ],
diff --git a/api/Document.json b/api/Document.json
index e5a016bf6af545..790a76e3305a0e 100644
--- a/api/Document.json
+++ b/api/Document.json
@@ -1080,6 +1080,7 @@
         "options_parameter": {
           "__compat": {
             "description": "`options` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-document-caretpositionfrompoint-x-y-options-options",
             "tags": [
               "web-features:document-caretpositionfrompoint"
             ],
@@ -1991,6 +1992,7 @@
         "options_parameter": {
           "__compat": {
             "description": "`options` parameter",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-document-createelement-localname-options-options",
             "tags": [
               "web-features:dom"
             ],
@@ -2074,6 +2076,7 @@
         "options_parameter": {
           "__compat": {
             "description": "`options` parameter",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-document-createelementns-namespace-qualifiedname-options-options",
             "tags": [
               "web-features:dom"
             ],
@@ -2546,6 +2549,7 @@
         "whatToShow_filter_parameters_optional": {
           "__compat": {
             "description": "`whatToShow` and `filter` parameters are optional",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-document-createtreewalker",
             "tags": [
               "web-features:dom"
             ],
@@ -3337,7 +3341,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         },
@@ -3603,6 +3607,7 @@
         "returns_promise": {
           "__compat": {
             "description": "Returns a `Promise`",
+            "spec_url": "https://fullscreen.spec.whatwg.org/#ref-for-dom-document-exitfullscreen①",
             "tags": [
               "web-features:fullscreen"
             ],
@@ -3765,7 +3770,7 @@
           },
           "status": {
             "experimental": true,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": false
           }
         }
@@ -6602,7 +6607,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
@@ -6763,7 +6768,7 @@
           },
           "status": {
             "experimental": false,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": true
           }
         }
diff --git a/api/EXT_disjoint_timer_query_webgl2.json b/api/EXT_disjoint_timer_query_webgl2.json
index 169cbe75afde79..6f3659f61b119b 100644
--- a/api/EXT_disjoint_timer_query_webgl2.json
+++ b/api/EXT_disjoint_timer_query_webgl2.json
@@ -2,6 +2,7 @@
   "api": {
     "EXT_disjoint_timer_query_webgl2": {
       "__compat": {
+        "spec_url": "https://registry.khronos.org/webgl/extensions/EXT_disjoint_timer_query_webgl2/",
         "support": {
           "chrome": [
             {
@@ -41,6 +42,7 @@
       },
       "queryCounterEXT": {
         "__compat": {
+          "spec_url": "https://registry.khronos.org/webgl/extensions/EXT_disjoint_timer_query_webgl2/",
           "support": {
             "chrome": [
               {
diff --git a/api/Element.json b/api/Element.json
index 39ac8a2a132d4f..b13cc6699cfd75 100644
--- a/api/Element.json
+++ b/api/Element.json
@@ -257,6 +257,7 @@
           "__compat": {
             "description": "Implicit to/from keyframes are supported",
             "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate#implicit_tofrom_keyframes",
+            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-animate",
             "tags": [
               "web-features:web-animations"
             ],
@@ -2936,6 +2937,7 @@
         "type_pointerevent": {
           "__compat": {
             "description": "Is a `PointerEvent`",
+            "spec_url": "https://w3c.github.io/uievents/#event-type-auxclick",
             "tags": [
               "web-features:pointer-events-api"
             ],
@@ -3701,6 +3703,7 @@
         "type_pointerevent": {
           "__compat": {
             "description": "Is a `PointerEvent`",
+            "spec_url": "https://w3c.github.io/uievents/#event-type-click",
             "tags": [
               "web-features:pointer-events-api"
             ],
@@ -4223,6 +4226,7 @@
         "type_pointerevent": {
           "__compat": {
             "description": "Is a `PointerEvent`",
+            "spec_url": "https://w3c.github.io/uievents/#event-type-contextmenu",
             "tags": [
               "web-features:pointer-events-api"
             ],
@@ -5529,6 +5533,7 @@
         "all_elements_selector": {
           "__compat": {
             "description": "`getElementsByTagName(\"*\")`",
+            "spec_url": "https://dom.spec.whatwg.org/#concept-getelementsbytagname",
             "tags": [
               "web-features:dom"
             ],
@@ -5627,6 +5632,7 @@
         "all_elements_selector": {
           "__compat": {
             "description": "`getElementsByTagNameNS(namespaceURI, \"*\")`",
+            "spec_url": "https://dom.spec.whatwg.org/#concept-getelementsbytagnamens",
             "tags": [
               "web-features:dom"
             ],
@@ -8735,6 +8741,7 @@
         "returns_promise": {
           "__compat": {
             "description": "Returns a `Promise`",
+            "spec_url": "https://fullscreen.spec.whatwg.org/#ref-for-dom-element-requestfullscreen①",
             "tags": [
               "web-features:fullscreen"
             ],
@@ -8949,6 +8956,7 @@
         "options_behavior_parameter": {
           "__compat": {
             "description": "`options.behavior` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolloptions-behavior",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -8983,6 +8991,7 @@
         "options_left_parameter": {
           "__compat": {
             "description": "`options.left` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-left",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9017,6 +9026,7 @@
         "options_top_parameter": {
           "__compat": {
             "description": "`options.top` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-top",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9134,6 +9144,7 @@
         "options_behavior_parameter": {
           "__compat": {
             "description": "`options.behavior` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolloptions-behavior",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9168,6 +9179,7 @@
         "options_left_parameter": {
           "__compat": {
             "description": "`options.left` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-left",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9202,6 +9214,7 @@
         "options_top_parameter": {
           "__compat": {
             "description": "`options.top` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-top",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9405,6 +9418,7 @@
         "options_container_parameter": {
           "__compat": {
             "description": "`options.container` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrollintoviewoptions-container",
             "tags": [
               "web-features:scroll-into-view"
             ],
@@ -9439,6 +9453,7 @@
         "options_parameter": {
           "__compat": {
             "description": "`options` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview-arg-arg",
             "tags": [
               "web-features:scroll-into-view"
             ],
@@ -9711,6 +9726,7 @@
         "options_behavior_parameter": {
           "__compat": {
             "description": "`options.behavior` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolloptions-behavior",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9745,6 +9761,7 @@
         "options_left_parameter": {
           "__compat": {
             "description": "`options.left` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-left",
             "tags": [
               "web-features:scroll-elements"
             ],
@@ -9779,6 +9796,7 @@
         "options_top_parameter": {
           "__compat": {
             "description": "`options.top` parameter",
+            "spec_url": "https://drafts.csswg.org/cssom-view/#dom-scrolltooptions-top",
             "tags": [
               "web-features:scroll-elements"
             ],
diff --git a/api/EventCounts.json b/api/EventCounts.json
index 3a3a75e4f02554..ff5e49e8a0d37d 100644
--- a/api/EventCounts.json
+++ b/api/EventCounts.json
@@ -36,6 +36,7 @@
       },
       "entries": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -69,6 +70,7 @@
       },
       "forEach": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -102,6 +104,7 @@
       },
       "get": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -135,6 +138,7 @@
       },
       "has": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -168,6 +172,7 @@
       },
       "keys": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -201,6 +206,7 @@
       },
       "size": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -234,6 +240,7 @@
       },
       "values": {
         "__compat": {
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
@@ -268,6 +275,7 @@
       "@@iterator": {
         "__compat": {
           "description": "[Symbol.iterator]",
+          "spec_url": "https://w3c.github.io/event-timing/#sec-event-counts",
           "tags": [
             "web-features:event-timing"
           ],
diff --git a/api/EventSource.json b/api/EventSource.json
index ad0e2fc887ba60..782b171443f281 100644
--- a/api/EventSource.json
+++ b/api/EventSource.json
@@ -94,6 +94,7 @@
         "options_withCredentials_parameter": {
           "__compat": {
             "description": "`options.withCredentials` parameter",
+            "spec_url": "https://html.spec.whatwg.org/multipage/server-sent-events.html#dom-eventsourceinit-withcredentials",
             "tags": [
               "web-features:server-sent-events"
             ],
@@ -140,6 +141,7 @@
       "worker_support": {
         "__compat": {
           "description": "Available in workers",
+          "spec_url": "https://html.spec.whatwg.org/multipage/server-sent-events.html#the-eventsource-interface",
           "tags": [
             "web-features:server-sent-events"
           ],
diff --git a/api/EventTarget.json b/api/EventTarget.json
index ee9d1e461fddf8..ac50f59a86e5ae 100644
--- a/api/EventTarget.json
+++ b/api/EventTarget.json
@@ -178,6 +178,7 @@
         "options_parameter": {
           "__compat": {
             "description": "Form with `options` object supported (third parameter can be either options or a `Boolean`, for backwards compatibility)",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-eventtarget-addeventlistener-type-callback-options-options",
             "tags": [
               "web-features:events"
             ],
@@ -360,6 +361,7 @@
           "options_passive_parameter_default_true_touch": {
             "__compat": {
               "description": "`options.passive` parameter defaults to `true` for `touchstart` and `touchmove` events",
+              "spec_url": "https://dom.spec.whatwg.org/#dom-addeventlisteneroptions-passive",
               "tags": [
                 "web-features:events"
               ],
@@ -394,6 +396,7 @@
           "options_passive_parameter_default_true_wheel": {
             "__compat": {
               "description": "`options.passive` parameter defaults to `true` for `wheel` and `mousewheel` events",
+              "spec_url": "https://dom.spec.whatwg.org/#dom-addeventlisteneroptions-passive",
               "tags": [
                 "web-features:events"
               ],
@@ -479,6 +482,7 @@
         "useCapture_parameter_optional": {
           "__compat": {
             "description": "`useCapture` parameter is optional",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-eventlisteneroptions-capture",
             "tags": [
               "web-features:events"
             ],
@@ -657,6 +661,7 @@
         "options_parameter": {
           "__compat": {
             "description": "Form with `options` object supported (third parameter can be either options or a `Boolean`, for backwards compatibility)",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-eventtarget-removeeventlistener-type-callback-options-options",
             "tags": [
               "web-features:events"
             ],
@@ -702,6 +707,7 @@
         "useCapture_parameter_optional": {
           "__compat": {
             "description": "`useCapture` parameter is optional",
+            "spec_url": "https://dom.spec.whatwg.org/#dom-eventlisteneroptions-capture",
             "tags": [
               "web-features:events"
             ],
diff --git a/api/ExtendableEvent.json b/api/ExtendableEvent.json
index 0c27f92e581e71..aac6c851afd82d 100644
--- a/api/ExtendableEvent.json
+++ b/api/ExtendableEvent.json
@@ -131,6 +131,7 @@
         "async_waitUntil": {
           "__compat": {
             "description": "`waitUntil` may be called asynchronously",
+            "spec_url": "https://w3c.github.io/ServiceWorker/#dom-extendableevent-waituntil",
             "tags": [
               "web-features:service-workers"
             ],
diff --git a/api/EyeDropper.json b/api/EyeDropper.json
index 8333be98bc2e10..f7170e0520b22e 100644
--- a/api/EyeDropper.json
+++ b/api/EyeDropper.json
@@ -80,6 +80,7 @@
       "secure_context_required": {
         "__compat": {
           "description": "Secure context required",
+          "spec_url": "https://wicg.github.io/eyedropper-api/#eyedropper-interface",
           "tags": [
             "web-features:eyedropper"
           ],
diff --git a/api/FeaturePolicy.json b/api/FeaturePolicy.json
index 23c66ce2817731..2582359f48f7bd 100644
--- a/api/FeaturePolicy.json
+++ b/api/FeaturePolicy.json
@@ -34,7 +34,7 @@
         },
         "status": {
           "experimental": true,
-          "standard_track": true,
+          "standard_track": false,
           "deprecated": false
         }
       },
@@ -71,7 +71,7 @@
           },
           "status": {
             "experimental": true,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": false
           }
         }
@@ -109,7 +109,7 @@
           },
           "status": {
             "experimental": true,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": false
           }
         }
@@ -147,7 +147,7 @@
           },
           "status": {
             "experimental": true,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": false
           }
         }
@@ -185,7 +185,7 @@
           },
           "status": {
             "experimental": true,
-            "standard_track": true,
+            "standard_track": false,
             "deprecated": false
           }
         }