Best AI GitHub Repos

Anthropic's educational courses

Anthropic's Interactive Prompt Engineering Tutorial

Endor Labs Agent Kit plugins for Claude Code, Codex, Gemini CLI, Antigravity CLI, Cursor, and Cursor SDK: packaged AppSec workflows for SCA remediation, AI SAST triage, CI/CD posture, malware response, findings review, Endor Labs setup, and more.

Claude Code SDK Demos

OpenAI Guardrails - Python

Reference agents, skills, and data connectors for FSI workflows (investment banking, equity research, PE, wealth management). Claude Cowork plugins + Claude Managed Agents.

The Cursor for Designers • An Open-Source AI-First Design tool • Visually build, style, and edit your React App with AI

Building AI agents, atomically

A set of skills focused on helping agents build Duende IdentityServer solutions.

LLM Agent skills for working with DataHub, search, enrich, quality, build connectors, ...

Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work instead of supervising coding agents.

The OpenAI Model Spec

Open-source desktop app for local LLMs. Text, vision, tool-calling, OpenAI/Anthropic-compatible API. 100% private.

tiktoken is a fast BPE tokeniser for use with OpenAI's models.

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.

Build AI Agents, Visually

Monitor browser logs directly from Cursor and other MCP compatible IDEs.

Teaches AI assistants the Carbone Universal Templating Language — so they can design templates from scratch or embed Carbone tags into DOCX, XLSX, and PPTX files.

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.

FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI, VSCode Agent, Warp.dev, Windsurf, Xcode, Z.ai Code, Dia & v0. (And other Open Sourced) System Prompts, Internal Tools & AI Models

✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

Claude plugin for planning, building, and debugging Zoom integrations across REST APIs, SDKs, webhooks, bots, and MCP workflows.