Skip to content

@input-output-hk Input Output

Change the repository type filter

All

    Repositories list

    720 repositories

    • cardano-parameters

      Public
      Cardano network parameters which are updated regularly from Blockfrost
      Apache License 2.0
      •0•0•0•1•Updated Jul 29, 2025Jul 29, 2025

    • hackage.nix

      Public
      Automatically generated Nix expressions for Hackage
      Nix
      •19•20•0•0•Updated Jul 29, 2025Jul 29, 2025

    • catalyst-voices

      Public
      🎙️ Catalyst Voices provides a unified experience and platform including production-ready liquid democracy, meaningful collaboration opportunities & data-driven context for better onboarding & decisions.
      dartrustflutterweb3catalystcardano
      Dart
      •
      Apache License 2.0
      •10•35•269•30•Updated Jul 29, 2025Jul 29, 2025

    • mithril

      Public
      Stake-based threshold multi-signatures protocol
      rustblockchainscalabilitymithrilmultisigcardanocardano-nodemulti-signaturesmulti-signature-aggregation
      Rust
      •
      Apache License 2.0
      •45•141•77•5•Updated Jul 29, 2025Jul 29, 2025

    • acropolis

      Public
      Acropolis microservice architecture & components in Rust
      Rust
      •
      Apache License 2.0
      •2•7•26•0•Updated Jul 29, 2025Jul 29, 2025

    • lace

      Public
      The Lace Wallet.
      cryptowalletlacecardano
      TypeScript
      •
      Apache License 2.0
      •11•30•4•15•Updated Jul 29, 2025Jul 29, 2025

    • catalyst-core

      Public
      ⚙️ Core Catalyst Governance Engine and utilities.
      web3voting-systemrust
      Rust
      •
      Apache License 2.0
      •14•39•8•4•Updated Jul 29, 2025Jul 29, 2025

    • capkgs

      Public
      Content Addressed Packages
      nixcontent-addressed
      Crystal
      •
      Apache License 2.0
      •3•6•0•0•Updated Jul 29, 2025Jul 29, 2025

    • catalyst-libs

      Public
      🌐 A collection of multi-language libraries supporting Catalyst, Cardano’s community-driven innovation platform, enabling secure voting, proposal management, and ecosystem integration.
      dartrustflutterweb3
      Rust
      •
      Apache License 2.0
      •0•4•21•8•Updated Jul 29, 2025Jul 29, 2025

    • partner-chains

      Public
      Substrate node with capability of communicating with Cardano network
      Rust
      •
      Apache License 2.0
      •19•60•2•9•Updated Jul 29, 2025Jul 29, 2025

    • partner-chains-smart-contracts

      Public
      Command Line Tool and Cardano Plutus Contracts for interacting with Partner Chains.
      Haskell
      •
      Apache License 2.0
      •3•10•65•1•Updated Jul 29, 2025Jul 29, 2025

    • catalyst-ci

      Public
      Common CI workflows for Project Catalyst
      Python
      •
      Apache License 2.0
      •0•7•19•2•Updated Jul 29, 2025Jul 29, 2025

    • polkadot-sdk

      Public
      The Parity Polkadot Blockchain SDK
      Rust
      •985•1•0•1•Updated Jul 29, 2025Jul 29, 2025

    • hermes

      Public
      🏛️ Hermes is a high-availability blockchain voting database that acts as a distributed storage and event processor for voting events, proposals, and actions.
      rustwasmflutterweb3
      Rust
      •
      Apache License 2.0
      •2•17•41•7•Updated Jul 29, 2025Jul 29, 2025

    • ouroboros-leios

      Public
      Documentation and tools relating to the design and prototyping of Ouroboros Leios
      blockchainscalingcardano
      HTML
      •8•26•15•5•Updated Jul 29, 2025Jul 29, 2025

    • wsc-poc

      Public
      PoC for stablecoin with freeze and seize functionalities
      Haskell
      •8•16•8•1•Updated Jul 29, 2025Jul 29, 2025

    • haskell.nix

      Public
      Alternative Haskell Infrastructure for Nixpkgs
      nixbuild-toolhacktoberfestinfrastructurehaskellnix-expressions
      Nix
      •
      Apache License 2.0
      •250•596•160•5•Updated Jul 29, 2025Jul 29, 2025

    • stackage.nix

      Public
      Automatically generated Nix expressions of Stackage snapshots
      Nix
      •8•11•0•0•Updated Jul 29, 2025Jul 29, 2025

    • devx

      Public
      The Developer Experience Shell - This repo contains a nix develop shell for haskell. Its primary purpose is to help get a development shell for haskell quickly and across multiple operating systems (and architectures).
      hacktoberfest
      Nix
      •
      Apache License 2.0
      •10•50•20•5•Updated Jul 28, 2025Jul 28, 2025

    • cardano-haskell-packages

      Public
      Mirror of IntersectMBO/cardano-haskell-packages
      1•0•0•0•Updated Jul 28, 2025Jul 28, 2025

    • cardano-playground

      Public
      Cardano testnet clusters
      HTML
      •
      Apache License 2.0
      •5•5•0•1•Updated Jul 28, 2025Jul 28, 2025

    • constrained-generators

      Public
      Framework for generating constrained random data using a subset of first order logic
      Haskell
      •
      Apache License 2.0
      •0•0•10•1•Updated Jul 28, 2025Jul 28, 2025

    • hedgehog-extras

      Public
      Haskell
      •
      Apache License 2.0
      •5•2•1•2•Updated Jul 28, 2025Jul 28, 2025

    • typed-protocols

      Public
      Session types framework with support of protocol pipelining.
      networkprotocolssession-typeshaskell
      Haskell
      •6•15•5•2•Updated Jul 28, 2025Jul 28, 2025

    • lace-ui-toolkit

      Public
      Lace UI Toolkit library
      TypeScript
      •
      Apache License 2.0
      •1•1•0•18•Updated Jul 28, 2025Jul 28, 2025

    • plutus-pioneer-program

      Public
      This repository hosts the lectures of the Plutus Pioneers Program. This program is a training course that the IOG Education Team provides to recruit and train software developers in Plutus, the native smart contract language for the Cardano ecosystem.
      smart-contractsplutusdappscardanoplutus-pioneer-program
      Haskell
      •1k•1.4k•3•2•Updated Jul 27, 2025Jul 27, 2025

    • foliage

      Public
      🌿 Foliage is a tool to create custom Haskell package repositories, in a fully reproducible way.
      haskell
      Haskell
      •
      MIT License
      •9•43•21•8•Updated Jul 27, 2025Jul 27, 2025

    • ci-world

      Public
      Nix
      •
      Apache License 2.0
      •1•2•0•3•Updated Jul 27, 2025Jul 27, 2025

    • git-rev

      Public
      Haskell
      •
      Apache License 2.0
      •0•0•0•1•Updated Jul 27, 2025Jul 27, 2025

    • cardano-git-rev

      Public
      Haskell
      •
      Apache License 2.0
      •0•1•0•1•Updated Jul 27, 2025Jul 27, 2025