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In simple words: TypeScript is ready-made code that programmers use as a building block inside their own apps, for the field of javascript libraries. It is completely free and open source — its code is public on GitHub, where 111,711 people have bookmarked it as worth using.
💡 A real-life example: A developer uses building blocks like this to create a website — for example the online shop where you buy shoes — much faster than writing everything from zero.
RepoEasy wrote this simple explanation from the project's public data — its category, topics and description — so a beginner can understand it before downloading anything. For exact technical details, the project's own README (linked below) is the final word.
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
This is the project's own description from GitHub — we show it as-is rather than inventing details.
This project is listed under JavaScript Libraries in Web Development, a category made for website owners, freelancers, startups and web developers.
Do I need coding knowledge? Coding Knowledge Recommended. (Estimate based on project type: A developer tool/library — setup usually follows the README with basic coding skills. Always confirm from the repo's README.)
The source code is released under the Apache-2.0 license. Open-source licenses like this usually allow free use, including commercial use — but always read the actual license file in the repository before relying on it. Note: the code being free does not mean hosted services, APIs or infrastructure around it are free.
Activity level: Very active · Last code update: 01 Nov 2026 · Created: 17 Jun 2014 · Open issues: 5243
Official links: Official Website ↗ · Releases ↗ · Documentation (README) ↗
We never publish installation steps we have not verified — the README above is the source of truth.
⭐ 111711 stars · 🍴 15439 forks · 🐛 5243 open issues · 💻 Language: Go · 📄 License: Apache-2.0 · Default branch: main
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
Reverse engineer anything with agents, from app behavior down to native binaries.
Curated list of project-based tutorials
The library for web and native user interfaces.
This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core
📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings