Best AI GitHub Repos

The OpenAI Model Spec

Open-source agentic data engineering harness for dbt, SQL, and cloud warehouses. 100+ tools, 10 warehouses, AI-powered.

Demo of a UI testing agent using the OpenAI CUA model and the Responses API.

:rocket: Record and replay user sessions to fix bugs faster.

Sample apps to help developers get started with Structured Outputs

Starter app to build with OpenAI ChatKit SDK

Repo for the Claude Code Marketplace to use with the Claude for Life Sciences Launch. This will continue to host the marketplace.json long-term, but not the actual MCP servers.

DuckDB-powered skills for Claude Code: read any data file, attach and query DuckDB databases, search DuckDB/DuckLake docs, search past session logs, and install/update DuckDB extensions.

Agent plugins/extensions for CLIs and IDEs

Open-source release accompanying Gao et al. 2025

Demo showing how to use the OpenAI Realtime API to navigate a 3D scene via tool calling

Official Ruby SDK for the OpenAI API

An official OpenAI toolkit for social scientists and data scientists to measure quantitative attributes in text, images, or audio using the GPT API.

Command line interface to save your personal media to Spotify.

CodSpeed is the all-in-one performance testing toolkit. Optimize code performance and catch regressions early.

Mergify Community Issue Tracker

Access to Anthropic's safety-first language model APIs in C#

Learn how to crawl your website and build a Q/A bot with the OpenAI API

Anthropic Dev Container Features, including Claude Code CLI

Python library for AB test analysis

Save 30% token costs when using Claude Code, Codex, OpenCode for free - with open source, local semantic search. Works for small and large codebases and monorepos! Enterprise-ready and fully compliant via Ollama and SQLite-vec.