git-lrc

langchain-ai/

langchain

▲ 595/wk

The agent engineering platform.

nexu-io/

open-design

▲ 1.3k/wk

🎨 The open-source Claude Design alternative. 🖥️ Local-first desktop app. 🖼️ Your coding agent becomes the design engine: prototypes, landing pages, dashboards, slides, images & video — real files, HTML/PDF/PPTX/MP4 export. 🤖 Claude Code / Codex / Cursor / Gemini / OpenCode / Qwen & 20+ CLIs via BYOK.

dair-ai/

Prompt-Engineering-Guide

▲ 165/wk

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

microsoft/

ai-agents-for-beginners

▲ 657/wk

18 Lessons to Get Started Building AI Agents

asgeirtj/

system_prompts_leaks

▲ 1.1k/wk

Extracted system prompts from Anthropic - Claude Fable 5, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-5.6-Sol, Codex. Google - Gemini 3.5 Flash, 3.1 Pro, Antigravity. xAI - Grok, Cursor, Copilot, VS Code, Perplexity, and more. Updated regularly.

rohitg00/

ai-engineering-from-scratch

▲ 1.3k/wk

Learn it. Build it. Ship it for others.