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Explore AI, agents, blockchain and crypto through official sources, concrete tasks and practical guides.

PROJECT PROFILES

7028 projects

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Infrastructure

Ar Io Node

Ar Io Node is open-source, TypeScript gateway software for self-hosting access to the Arweave permaweb and its permanent data network.

Guide: Run the standalone gateway with Docker
NFTs & Gaming

Ar NFT

Ar NFT is a React Native mobile app that connects to a user's crypto wallet and displays NFTs in augmented reality through a smartphone camera.

Guide: Prepare the repository for iOS development
Developer Tools

Aragonos

aragonOS is a Solidity smart-contract framework and reference implementation for building decentralized organizations, dApps and protocols.

Guide: Install and check out the aragonOS development project
Research Agents

Arbor

Arbor is an open-source Python autonomous research agent that proposes hypotheses, edits code, runs experiments and keeps improvements that survive held-out-data evaluation.

Guide: Replay Arbor’s local demonstration
Layer 1

Arc

Arc is an EVM-compatible layer 1 blockchain and a public Rust repository containing software for its execution and consensus nodes.

Guide: Launch Arc’s local testnet
AI Evaluation & Observability

Arc Agi

ARC-AGI-1 is a visual abstraction and reasoning benchmark comprising JSON grid tasks and a browser interface for people to solve and check them manually.

Guide: Load and solve an ARC task in the browser interface
MCP & Tooling

Arcade MCP

Arcade MCP is an open-source Python framework and CLI for building Model Context Protocol servers and the tools they expose to AI agents.

Guide: Scaffold and run a local MCP server
RAG & Knowledge Systems

Arcana

Arcana is an embeddable RAG library for Elixir and Phoenix applications, providing vector search, knowledge graphs and LLM-driven retrieval through an application's Ecto repository.

Guide: Install Arcana in an Elixir or Phoenix application
Wallets

ArcBit

ArcBit is an open-source Bitcoin wallet for iOS, written in Swift. It supports sending and receiving Bitcoin, viewing balances and transactions, HD wallets, reusable or stealth addresses, key imports, and offline access to private keys.

Guide: Build ArcBit in Xcode
Layer 1

Archethic

Archethic is open-source Elixir software for running a node in the Archethic blockchain network.

Guide: Set up and start a development node with Elixir
Agent Frameworks

Archify

Archify is a JavaScript-based, MIT-licensed agent skill that enables compatible AI agents to create interactive HTML diagrams from a user’s idea, plan or codebase. The resulting visual can be explored, customized and shared.

Guide: Install Archify and request a diagram from a description
Agent Security & Sandboxing

Arcjet – JS SDK

Arcjet - JS SDK is an open-source TypeScript monorepo of JavaScript packages for applying runtime security rules within applications, including checks for prompt injection, tool calls, sensitive information, bots and rate limits.

Guide: Add prompt-injection and rate-limit checks to an agent tool call
Agent Memory & RAG

Arcrift

Arcrift is a local-first memory tool for AI coding workflows.

Guide: Connect Arcrift’s MCP server to a coding assistant
Wallets

Argent X

Argent X is a browser-extension wallet for Starknet. Its public repository documents an extension, an example dapp, and a StarknetKit integration path for dapps using starknet.js.

Guide: Build and load Argent X from source in Chrome
Audio & Voice AI

Argmax Open-Source SDK

Argmax Open-Source SDK is a Swift package of on-device speech-inference libraries for Apple platforms: WhisperKit transcribes speech, SpeakerKit performs speaker diarization and TTSKit generates speech from text.

Guide: Add the speech libraries to an Xcode project
Agent Evaluation & Observability

Argus

Argus is an open-source VS Code extension that reads Claude Code JSONL session transcripts and presents agent activity in an inspectable dashboard.

Guide: Install Argus from a VSIX
Multi-Agent Systems

Argusagent

Argusagent is a Python-based, MIT-licensed framework providing a persistent, reviewed multi-agent runtime for long-horizon research and engineering tasks.

Guide: Prepare Argusagent with an authenticated Agent CLI
Audio & Voice AI

Aria

Aria is a Windows desktop application that captures system or microphone audio, displays recognized speech in a movable subtitle overlay, and can show translated text in a separate overlay.

Guide: Install and start ARIA Full for live subtitles