Create stunning demos for free. Open-source, no subscriptions, no watermarks, and free for commercial use. An alternative to Screen Studio.

Extracted system prompts from ChatGPT (GPT-5.4, GPT-5.3, Codex), Claude (Opus 4.6, Sonnet 4.6, Claude Code), Gemini (3.1 Pro, 3 Flash, CLI), Grok (4.2, 4), Perplexity, and more. Updated regularly.

f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

practice made claude perfect

An agentic skills framework & software development methodology that works.

The absolute trainer to light up AI agents.

Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

My Codex Skills

Self-hosted AI accounting app. LLM analyzer for receipts, invoices, transactions with custom prompts and categories

The agent that grows with you

Apache Superset is a Data Visualization and Data Exploration Platform

Open-Source Frontier Voice AI

Hunt down social media accounts by username across social networks

Run your GitHub Actions locally 🚀

A curated list of awesome actions to use on GitHub

A high performance implementation of Mediator pattern in .NET using source generators.

music library manager and MusicBrainz tagger

A comprehensive collection of AI development patterns for building software with AI assistance, organized by implementation maturity and development lifecycle phases. Includes Foundation, Developme…

Finds potential accessibility gaps, files GitHub issues to track them, and attempts to fix them with Copilot.

Model Context Protocol Servers

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

Specification and documentation for Agent Skills

A list of developer portfolios for your inspiration

📊 An infographics generator with 30+ plugins and 300+ options to display stats about your GitHub account and render them as SVG, Markdown, PDF or JSON!

Over the wire test doubles

Repository for pre-built dev container images published under mcr.microsoft.com/devcontainers

.NET port of the Chromaprint audio fingerprinting library

AcoustID fingerprinter and webservice access in .NET