TypeScript Language

Open-source TypeScript projects categorized as Language

Top 23 TypeScript Language Projects

  1. TypeScript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

    Project mention: A React Starter Template for the Impatient Developer | dev.to | 2025-07-03

    TypeScript - Type safety

  2. SurveyJS

    JavaScript Form Builder with No-Code UI & Built-In JSON Schema Editor. Keep full control over the data you collect and tailor the form builder’s entire look and feel to your users’ needs. SurveyJS works with React, Angular, Vue 3, and is compatible with any backend or auth system. Learn more.

    SurveyJS logo
  3. wing

    A programming language for the cloud ☁️ A unified programming model, combining infrastructure and runtime code into one language ⚡

  4. YoptaScript

    Joke programming language for 'gopniks' in Russia. Back from 2016!

  5. css

    The CSS Language and Framework (by master-co)

  6. OneLang

  7. quint

    An executable specification language with delightful tooling based on the temporal logic of actions (TLA)

    Project mention: Quint | news.ycombinator.com | 2024-07-30

    Looks like there's more information in their readme: https://github.com/informalsystems/quint

    > Quint is a modern specification language that is a particularly good fit for distributed systems, such as blockchain protocols, distributed databases, and p2p protocols. Quint combines the robust theoretical basis of the Temporal Logic of Actions (TLA) with state-of-the-art type checking and development tooling.

  8. json-translator

    jsontt 💡 - AI JSON Translator with GPT + other FREE translation modules to translate your json/yaml files into other languages ✅ Check Readme ✌ Supports GPT / DeepL / Google / Bing / Libre / Argos

  9. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  10. tinyld

    Simple and Performant Language detection library for NodeJS

  11. vscode-matlab

    MATLAB support for Visual Studio Code

  12. REXS

    A language for writing regular expressions.

  13. vocab

    Vocab is a strongly typed internationalization framework for React (by seek-oss)

  14. LeagueLocaleLauncher

    A simple application that launches the League Of Legends client, with any Region & Language combo (ex. Japanese on the NA server)

  15. lande

    A tiny neural network for natural language detection.

  16. talkie

    Text-to-speech browser extension button. Select text on any web page, and have the computer read it out loud for you by simply clicking the Talkie button.

  17. inet-js

    This is an implementation of interaction nets, with a familiar JavaScript-like syntax :)

  18. TypeCake

    TypeCake is a language that compiles to TypeScript types. (WIP)

  19. podlite

    Implementation of Podlite markup language

    Project mention: Web editor with Podlite markup language syntax highlighting is here! | dev.to | 2025-01-13

    It was included as part of Podlite v0.0.45.

  20. mangu

    A nice Manga reader with a way to quickly switch between languages. Can be an asset to learning other languages.

  21. skittles

    Write EVM Smart Contracts with TypeScript

    Project mention: Show HN: Compiler for Writing Ethereum Smart Contracts with TypeScript | news.ycombinator.com | 2025-06-16

    I built Skittles so you can write Ethereum smart contracts in TypeScript.

    • Converts TypeScript to EVM bytecode with full type checking

    • Emits ABI plus TypeChain typings, plugs straight into Hardhat

    • Class based contracts, events, mappings, inheritance

    • MIT codebase

    The project began three years ago and is in active development. I would love feedback on language design and contributions are very welcome.

    Repo: https://github.com/chase-manning/skittles

  22. openipa

    Free, informative IPA transcription for Lyric Diction. Transcribes in realtime and gives useful feedback.

  23. postfix-haskell

    A low-level, postfix, functional programming language that compiles to WebAssembly

  24. nestjs-localization

    Nestjs localization provides a convenient way to retrieve strings in various languages, allowing you to easily support multiple languages within your application.

  25. rudder-json-template-engine

    JSON path based template language for data transformations

  26. Stream

    Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.

    Stream logo
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

TypeScript Language discussion

Log in or Post with

TypeScript Language related posts

  • A React Starter Template for the Impatient Developer

    3 projects | dev.to | 3 Jul 2025
  • Unlock the Web’s Hidden Stacks: My Solo Journey from Hackathon MVP to Open-Source project

    4 projects | dev.to | 2 Jul 2025
  • The Technology Behind SmoothCSV - The Ultimate CSV Editor

    13 projects | dev.to | 30 Jun 2025
  • Show HN: Compiler for Writing Ethereum Smart Contracts with TypeScript

    1 project | news.ycombinator.com | 16 Jun 2025
  • Using elliptic curves to solve a math meme

    2 projects | news.ycombinator.com | 20 May 2025
  • Inductive Types in TypeScript

    1 project | dev.to | 16 May 2025
  • An Introduction to TypeScript for JavaScript Developers

    2 projects | dev.to | 5 May 2025
  • A note from our sponsor - SurveyJS
    surveyjs.io | 8 Jul 2025
    Keep full control over the data you collect and tailor the form builder’s entire look and feel to your users’ needs. SurveyJS works with React, Angular, Vue 3, and is compatible with any backend or auth system. Learn more. Learn more →

Index

What are some of the best open-source Language projects in TypeScript? This list will help you:

# Project Stars
1 TypeScript 105,128
2 wing 5,262
3 YoptaScript 2,172
4 css 1,906
5 OneLang 1,135
6 quint 947
7 json-translator 563
8 tinyld 436
9 vscode-matlab 184
10 REXS 134
11 vocab 130
12 LeagueLocaleLauncher 87
13 lande 82
14 talkie 75
15 inet-js 55
16 TypeCake 51
17 podlite 46
18 mangu 39
19 skittles 36
20 openipa 32
21 postfix-haskell 26
22 nestjs-localization 26
23 rudder-json-template-engine 24

Sponsored
JavaScript Form Builder with No-Code UI & Built-In JSON Schema Editor
Keep full control over the data you collect and tailor the form builder’s entire look and feel to your users’ needs. SurveyJS works with React, Angular, Vue 3, and is compatible with any backend or auth system. Learn more.
surveyjs.io

Did you know that TypeScript is
the 1st most popular programming language
based on number of references?