Declarative management of Agent Skills on Nix

SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

The first open-source agent skills builder. Define skills by vibe workflow, run on Claude Code, Cursor, Codex & more. Build Clawdbot 🦞· APIs for Lovable · Bots for Slack & Lark/Feishu · Skills are infrastructure, not prompts.

Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support

AI agents and Nix: parametrable skills/instructions and tools, packaged together in a reproducible and modular fashion

Preline UI is an open-source set of prebuilt UI components based on the utility-first Tailwind CSS framework.

Python toolkit, MCP server, and agent skills for reproducible, auditable clickstream and event log analytics. Helps AI agents, data scientists and analysts build, validate, and cross-check product analytics, quantitative UX, customer journeys, graph-based user flows, behavioral segmentation, A/B tests, process mining models, Markov chain simulation

Interactive documents from Markdown. Extends MD with forms, approvals, webhooks, and more — built for next gen apps

Computer-Use SDK for E2E QA Testing

Deterministic safety solutions for probabilistic AI agents

Write HTML. Render video. Built for agents.

Open-source customer money path for usage-based SaaS — authorize customer spend before paid work runs.

PyWry is a cross-platform app factory, rendering engine and UI toolkit for Python that produces native desktop, web, and notebook experiences from a single API.

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.