OSS built with TypeScript

What it does

An all-in-one website OSINT tool that takes a URL and surfaces DNS, SSL, WHOIS, ports, subdomains, HTTP headers, cookies, technology stack, and many other checks in one interface.

What it does

A CLI and browser extension that summarizes URLs, YouTube, podcasts, PDFs, and files using multiple model providers or local coding CLIs such as Claude Code and Codex.

What it does

A visual LLM application platform combining AI workflows, RAG, agents, model management, and observability.

What it does

A fair-code platform combining a visual canvas and code for service integrations, workflows, and AI agents.

What it does

A React Native platform combining an SDK, Router, native modules, and Expo Go for Android, iOS, and web applications.

What it does

A JavaScript testing platform combining expect assertions, watch mode, and snapshot testing with useful defaults.

What it does

A web automation platform spanning Chromium, Firefox, and WebKit E2E tests, scripts, a coding-agent CLI, and MCP through one API.

What it does

A frontend workshop for developing, documenting, and testing UI components and pages in isolated states.

What it does

An open-core collaboration platform combining chat, workflow automation, and calls with on-premises deployment.

What it does

An Electron editor connecting to an engine API to adjust speakers, pronunciation, and intonation for Japanese speech.

What it does

An interactive computing web environment integrating notebooks, terminals, editors, and a file browser.

What it does

Web authentication packages supporting OAuth, OIDC, passwordless sign-in, Passkeys, and multiple session models.

What it does

The codebase behind the Wandbox online compiler, offering many languages and compiler versions plus permalink sharing of code, input, and results, now built around a TypeScript frontend and Rust backend.

What it does

A TypeScript CLI that uses macOS sandbox-exec to restrict apps and AI coding tools so they can access the current project while sensitive areas of the home directory remain blocked.

What it does

A zero-setup local Markdown preview server launched with npx mdts, providing a three-pane file tree, document, and outline UI plus live reload, Mermaid, PlantUML, KaTeX, and Git diff views.

What it does

A TypeScript application for tracking domain expirations, DNS, SSL, hosting, cost, and uptime across registrars, with both self-hosted and managed SaaS editions built from the same MIT codebase.

What it does

A self-hosted game-server control platform that can provision 12 games including Minecraft, Rust, and Valheim on your own Vercel and Hetzner accounts in under a minute.

What it does

A local, zero-dependency CLI that turns Git commit history into 19 generative-art poster styles and presents them as a browser-based exhibition with a single npx command.

What it does

A self-hostable subscription-management SaaS built with Next.js 16, including a free tier, Stripe Pro plan, and optional Groq AI assistance for service entry and spending analysis.

What it does

The MIT-licensed Code - OSS repository that forms the open foundation of Visual Studio Code.

What it does

The legacy Vue repository, EOL since the end of 2023 and directing users to Vue 3.

What it does

An observability platform for visualizing metrics, logs, and traces from multiple sources and connecting them to alerts.

What it does

A Postgres-centered development platform combining authentication, APIs, Realtime, Storage, and Functions.

What it does

A Vue framework for websites and full-stack applications using SSR, SSG, and hybrid rendering.

What it does

A CSS framework for building custom interfaces by composing utility classes.

What it does

Frontend tooling that combines a native-ESM development server with production builds.

What it does

A framework for content-driven websites with lightweight output and optional UI integrations.