React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

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.

AI-agent Skill for generating polished HTML slide decks: editorial magazine and Swiss layouts, image prompts, social covers, and a WebGL/low-power presentation runtime.

Secure, Fast, and Extensible Sandbox runtime for AI agents.

A Web3 wallet and agent platform for the Unicity network - dual-layer crypto wallet, DMs, group chat, and marketplace.

Visualizer for pandas data structures

Open YouTube / Video browser-extension [top~1] Enrich your experience&choice!🧰Smart features📌set&forget📌250+tweaks - Longest-standing. Join🧩us?👨‍👩‍👧‍👧 ⋮ {playback|discovery|extra player buttons|quality|codec|full tab|full screen|no distraction|shorts}

Task management for the Obsidian knowledge base.

Android open source calendar

ArcticDB is a high performance, serverless DataFrame database built for the Python Data Science ecosystem.

This is the official DTCG repository for the design tokens site and specification.

A Claude Code skill that generates interactive HTML courses from any codebase for non-technical users.