A collective list of free APIs

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 60-95% fewer tokens, same answers. Library, proxy, MCP server.

🕷️ An adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl!

The open source coding agent.

Open Source Identity and Access Management For Modern Applications and Services

A curated collection of 1000+ agent skills from official dev teams and the community, compatible with Claude Code, Codex, Gemini CLI, Cursor, and more.

754 structured cybersecurity skills for AI agents · Mapped to 5 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND & NIST AI RMF · agentskills.io standard · Works with Claude Code, GitHub …

An agent-managed museum exhibit, built in Rust with Gajae-Code / LazyCodex — developed and maintained with no human intervention.

MLX: An array framework for Apple silicon

Evolution API is an open-source WhatsApp integration API

Socket-based TS/JavaScript API for WhatsApp Web

JavaScript API for face detection and face recognition in the browser and nodejs with tensorflow.js

Cross-platform, customizable ML solutions for live and streaming media.

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

AI agents running research on single-GPU nanochat training automatically

🌊 The leading agent meta-harness for Claude. Deploy intelligent multi-agent swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning swa…

The open-source app everyone uses to manage agents at work

Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

A light-weight and powerful meta-prompting, context engineering and spec-driven development system for Claude Code by TÂCHES.

Digitransit UI ("Reittiopas.fi")

Community list of transit APIs, apps, datasets, research, and software 🚌🌟🚋🌟🚂

🚌 A collection of awesome gtfs libraries, resources and other things.

multimodal routing, geocoding, and map tiles

A Comprehensive Toolkit for High-Quality PDF Content Extraction

Multi-harness agentic plugin marketplace for Claude Code, Codex CLI, Cursor, OpenCode, GitHub Copilot, and Gemini CLI

Open source DocuSign alternative. Create, fill, and sign digital documents ✍️

React native geolocation service for iOS and android

Easy SSL pinning validation and reporting for Android.

Easy SSL pinning validation and reporting for iOS, macOS, tvOS and watchOS.

Machine Learning for Go