Best open-source TypeScript projects

A transparent desktop pet plugin for DeepSeek Harness with animated idle behavior, balance display, work-status reactions, and optional standalone desktop windows.

An agent harness for Claude Code and Codex that adds multi-agent swarms, self-learning memory, vector retrieval and cross-machine agent federation.

A Claude Code plugin that shows short replies by default, with phrases that expand in place when clicked.

An AI-assisted English learning app (Enjoy) that uses your own video, audio, and ebook content as practice material, with a web version and browser extension.

Free, open-source desktop app for recording your screen and editing the result into polished product demos and walkthroughs.

Open-source API development ecosystem for sending REST, GraphQL, WebSocket, SSE, Socket.IO and MQTT requests, offered as web, desktop and CLI apps.

Self-hosted photo and video management app with backup from mobile, facial recognition, and search, offered as a Google Photos alternative.

Self-hosted, open-source PDF editing platform for editing, signing, redacting, converting and automating PDFs in the browser, desktop or via API.

An MIT-licensed Claude agent skill that lets Claude Code, Claude Desktop and Claude.ai create and edit motion-graphics videos with Remotion.

A Claude Code skill that generates Motion.dev web animations in React, Next.js, Svelte and Astro, from natural-language requests.

A set of Agent Skills that give AI coding agents best-practice guidance for building videos with Remotion in React.

An agentic coding tool from Anthropic that runs in your terminal, reads your codebase, and handles coding tasks and git workflows via natural language.

A cross-platform React Native action sheet (bottom drawer) component for Android, iOS and Web with a flexible API for custom content.

A collection of starter projects for building deployable applications on the Claude API, covering agents, computer use, browser automation and finance analysis.

Turns a pasted URL or text prompt into a 20-40 second launch video, with Claude Opus 5.5 writing HTML and a headless Chromium and ffmpeg pipeline rendering the MP4.

A local model gateway that lets Claude Code, Codex, OpenCode and other coding agents share one endpoint and route requests across multiple model providers.

Open-source cross-platform desktop app that generates short marketing videos from text prompts and footage, with AI copywriting, TTS voiceover and automatic batch editing.

A web-based creative engine for generating and editing images with Stable Diffusion and other AI models, featuring a unified canvas and node-based workflows.

A small, synchronous renderer that turns Mermaid diagram text into SVG with no runtime dependencies.

Fair-code workflow automation platform for building AI agents and workflows, combining a visual canvas with custom code and 1500+ integrations.