agent-skills-eval

nexu-io/

open-design

🎨 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.

DietrichGebert/

ponytail

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

ComposioHQ/

awesome-claude-skills

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows

sickn33/

agentic-awesome-skills

Installable GitHub library of 1,900+ agentic skills for Claude Code, Cursor, Codex CLI, Autohand Code, Gemini CLI, Antigravity, and more. Includes specialized plugins, installer CLI, bundles, workflows, and official/community skill collections.

wshobson/

agents

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

langfuse/

langfuse

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23