Oni-SeedView is a small viewer for Oxygen Not Included seed data. It fetches information from Maps Not Included and renders an interactive map using the Ebiten game engine.
- ~4.6k lines of Go code
- Engine: Ebiten 2
- Major libraries:
fxamacker/cbor,golang.org/x/image
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Install Go 1.24 or newer.
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Install system packages:
sudo apt-get install xorg-dev libgl1-mesa-dev mingw-w64
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Build and run with a seed coordinate:
go run . -coord SNDST-A-7-0-0-0
See docs/HEADLESS.md for running without a display and docs/WEBASSEMBLY.md for the web build.
- Arrow keys/WASD – pan the camera.
- Mouse wheel or +/- – zoom in and out.
- Drag with the mouse/touch – pan.
- Pinch with two fingers – zoom on touch.
- Click or tap geysers/POIs – center and show details.
- Tap legend entries – highlight items.
- Camera icon – open screenshot menu.
- Geyser-icon – list all geysers.
- Question mark – toggle this help.
- X button – close this help.
- Gear icon – open options.
Additional help and screenshot instructions live in docs/HELP.md.
- Textured biomes with icons for geysers and points of interest.
- Smooth mouse, keyboard and touch input.
- Screenshot capture with quality presets.
- Options menu for toggling textures, Vsync, icon size and more.
- Automatically centers newly loaded asteroids and scales text for any window size.
See layout.md for a detailed overview of how the project is organized.
objects/ # Embedded image files
scripts/ # Helper scripts for building and headless execution
html/ # WebAssembly runtime files
main.go # Program entry point
update.go # Game update and draw routines
More details on texture mapping can be found in BIOME_TEXTURES.md. See docs/FONT.md for font minimization.
Released under the MIT License. See LICENSE for details.
Seed information and image assets come from the Maps Not Included project. Their repositories are on GitHub under MapsNotIncluded.