typescript
A TypeScript ORM for Majestic Monoliths and PostgreSQL.
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AI Agents that get real work done.
Ship Agent-powered assistants and automations that help your customers and 10x your teams.
Create AI Agents in a No-Code Visual Builder or TypeScript SDK with full 2-way sync. For shipping AI assistants and multi-agent AI workflows.
Type-safe Routing for React and Solid applications
A powerful React router for client-side and full-stack react applications. Fully type-safe APIs, first-class search-params for managing state in the URL and seamless integration with the existing React ecosystem.
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safely install npm packages by auditing them pre-install stage. npq allows you to audit npm packages before you install them.
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Ergonomic Framework for Humans. TypeScript with End-to-End Type Safety, type integrity, and exceptional developer experience. Supercharged by Bun.
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Develop full-stack web apps faster.
Wasp is a compiler-driven full-stack web framework; it takes configuration and source files with your unique logic, and it generates the complete source code your the web app. Think of a Rails-like framework for React, Node.js and Prisma. Build your app in a day and deploy it with a single CLI command.
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Block-based Rich Text Editor for React. Rich text, beautifully crafted with shadcn/ui and Tailwind.
A powerful rich text editor built for modern web applications — elegant, performant, and infinitely customizable. Built with React, TypeScript, and thoughtful design.
Next Generation Server Toolkit Create web servers with everything you need and deploy them wherever you prefer.
Nitro extends your Vite app with a production-ready server, designed to run anywhere. Add server routes, deploy across multiple platforms, and enjoy a zero-config experience.
🛍️ Typescript E-commerce Platform. Open source NodeJS ecommerce platform. Your All-in-One open source ecommerce solution.
EverShop is a modern, TypeScript-first eCommerce platform built with GraphQL and React. Designed for developers, it offers essential commerce features in a modular, fully customizable architecture—perfect for building tailored shopping experiences with confidence and speed.
Opinionated Code Formatter.
Prettier is an opinionated code formatter. It enforces a consistent style by parsing your code and re-printing it with its own rules that take the maximum line length into account, wrapping code when necessary.
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The Progressive JavaScript Framework.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
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One command. 25 languages. Universal multi-language runner and smart REPL written in Rust.
A universal code runner and stateful REPL written in Rust. Execute Python, JavaScript, TypeScript, Go, Rust, C, C++, Java, Kotlin, Swift, and 15 more languages with a single command.
An extensible and keyboard-focused web browser.
Glide is a Firefox fork with a TypeScript config that lets you build anything.
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unified is a collective of 500+ free and open source packages that work with content as structured data (ASTs). Different kinds of content can be connected together. Particularly, markdown, natural language, HTML, XML, and JavaScript are frequently used.
Content as structured data.
We compile content to syntax trees and syntax trees to content. We also provide hundreds of packages to work on the trees in between. You can build on the unified collective to make all kinds of interesting things.
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Fast, all‑in‑one JavaScript parser and generator for RSS, Atom, RDF, and JSON Feed, with support for popular namespaces and OPML files. Fast, all-in-one parser and generator for RSS, Atom, RDF, and JSON Feed, with support for Podcast, iTunes, Dublin Core, and OPML files.
Feedsmith offers universal and format‑specific parsers that maintain the original feed structure in a clean, object-oriented format while intelligently normalizing legacy elements. Access all feed data without compromising simplicity.
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The AI Toolkit for TypeScript.
From the creators of Next.js, the AI SDK is a free open-source library that gives you the tools you need to build AI-powered products.
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A framework for building weekend projects with React Server Components, Tailwind, and TypeScript.
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A simple, barebones "multiplayer" middleware for zustand.
A barebones middleware to sync zustand stores across multiple clients. zustand-sync uses JSON Patch (RFC 6902) under the hood to translate state changes into patches that can be sent over a transport layer.
JavaScript/TypeScript-native, low-boilerplate, object-capability RPC system.
Cap'n Web is more expressive than almost every other RPC system, because it implements an object-capability RPC model.
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JavaScript API for Chrome and Firefox.
Puppeteer is a JavaScript library which provides a high-level API to control Chrome or Firefox over the DevTools Protocol or WebDriver BiDi. Puppeteer runs in the headless (no visible UI) by default.
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Extensible Code Editor
CodeMirror is a code editor component for the web. It can be used in websites to implement a text input field with support for many editing features, and has a rich programming interface to allow further extension.
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Components for React, Svelte and Vue.
Integrate fully functional UI widgets for data management, project planning, or file organization in minutes. Get started with the framework of your choice: React, Svelte or Vue.
TypeScript library for regex equivalence, intersection, complement and other utilities that go beyond string matching.
Zero-dependency TypeScript library for regex utilities that go beyond string matching. These are surprisingly hard to come by for any programming language. ✨
The easiest way to build interactive medical imaging web applications. Supported by the Open Health Imaging Foundation.
Cornerstone is a set of JavaScript libraries that can be used to build web-based medical imaging applications. It provides a framework to build radiology applications such as the OHIF Viewer.
An open-source framework for building AI-powered apps, built and used in production by Google
Open-source framework for building AI-powered apps in JavaScript, Go, and Python, built and used in production by Google
It offers a unified interface for integrating AI models from providers like Google, OpenAI, Anthropic, Ollama, and more. Rapidly build and deploy production-ready chatbots, automations, and recommendation systems using streamlined APIs for multimodal content, structured outputs, tool calling, and agentic workflows.
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Ecosystem Performance. Cleanup, Speedup, Levelup. One package at a time.
The e18e project is an initiative to bring together the groups and individuals who are passionate about improving performance of the JavaScript ecosystem.
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A reactive client store for building super fast apps on sync
TanStack DB extends TanStack Query with collections, live queries and optimistic mutations that keep your UI reactive, consistent and blazing fast 🔥
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the elegant TypeScript UI framework.
Ripple is a TypeScript UI framework that takes the best parts of React, Solid and Svelte and combines them into one package.
Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉
Partytown is a lazy-loaded library to help relocate resource-intensive scripts into a web worker, and off of the main thread. Its goal is to help speed up sites by dedicating the main thread to your code, and offloading third-party scripts to a web worker.
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Level up your React Native StyleSheet.
Unistyles is a cross-platform library that enables you to share up to 100% of your styles across all platforms. It combines the simplicity of StyleSheet with the performance of C++.
Unistyles is a superset of StyleSheet similar to how TypeScript is a superset of JavaScript. If you’re familiar with styling in React Native, then you already know how to use Unistyles.
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AI-assisted SAST, SCA and Secrets Detection. Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.
Semgrep is a fast, open-source, static analysis tool that searches code, finds bugs, and enforces secure guardrails and coding standards. Semgrep supports 30+ languages and can run in an IDE, as a pre-commit check, and as part of CI/CD workflows.
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A lightweight ts library for rendering the moon in glorious ascii characters.
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The huggingface_hub library allows you to interact with the Hugging Face Hub, a machine learning platform for creators and collaborators. Discover pre-trained models and datasets for your projects or play with the hundreds of machine learning apps hosted on the Hub. You can also create and share your own models and datasets with the community. The huggingface_hub library provides a simple way to do all these things with Python.
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Open-source collection of UI components and animated effects built with React, Typescript, Tailwind CSS, and Motion. Pairs beautifully with shadcn/ui.
This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, Java, TypeScript, JavaScript, Rust and Python. Designed for developers, it focuses on practical techniques for building modular, scalable, and secure AI workflows from session setup to service orchestration.
Make ship happen. Turborepo is the build system for JavaScript and TypeScript codebases.
Build system optimized for JavaScript and TypeScript, written in Rust.
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Type-safe WebGPU toolkit. A modular and open-ended toolkit for WebGPU, with advanced type inference and the ability to write shaders in TypeScript.
TypeScript library that enhances the WebGPU API, allowing resource management in a type-safe, declarative way.
compile-time expressions for TypeScript. ⚡️ Compile-time evaluation of expressions for smaller bundles!
A dead-simple TypeScript compiler that does one thing really well: enables compile-time evaluation of expressions marked with comptime.
The fastest PostgreSQL JS driver written in TypeScript.
A PostgreSQL driver for Node.js written in TypeScript. It fully implements Pipeline Mode. Pgline delivers exceptionally high performance in concurrent queries. It offers faster speed and lower database CPU usage.
🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.
Experience the full power of TypeScript inference to boost productivity for your full-stack application.
tRPC allows you to easily build & consume fully typesafe APIs without schemas or code generation.
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The durable, distributed, and cloud-agnostic queue for Node.js.
Sidequest is a modern, scalable background job processor for Node.js applications. Built with TypeScript and designed for production use, it provides reliable job processing with multiple database backends, a beautiful web dashboard, and comprehensive monitoring capabilities.
Validate and visualize dependencies. Your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.
Learn once, write anywhere. A framework for building native applications using React .
React Native brings React's declarative UI framework to iOS and Android. With React Native, you use native UI controls and have full access to the native platform.
Related contents:
- Boost Your React Native App Start Time: Stop Shipping Lottie JSON Incorrectly @ Davyd NRB's dev.to.
- We Thought React Native Was the Answer — Until Our App Hit 190% CPU @ Motion Engineering Blog.
- Adopting Cross-Platform React Native at Scale: Zalando’s Learnings | Rene Eichhorn at RUC 2025 @ Callstack's YouTube.
- Accelerating Mobile App development at Zalando with Rendering Engine and React Native @ Zalando Engineering Blog.
Zero-runtime Stylesheets-in-TypeScript.
Write your styles in TypeScript (or JavaScript) with locally scoped class names and CSS Variables, then generate static CSS files at build time.
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Integrate with any API. Simple, TypeSafe, Fast. Seamless Requests and Real-Time Connectivity. ⚡ Fetching and realtime data exchange framework.
Hyper Fetch is a framework that makes it easy to connect to any remote API. Using request based or real-time connection.
Hyper Fetch is unique fetching and realtime data-exchange framework meticulously crafted to prioritize simplicity and efficiency. Its typesafe design and user-friendly interface ensure a seamless integration experience, whether you're working on the browser or the server. Next-generation features streamlines architecture creation, grants access to the request lifecycle, and empowers rapid development of new components and functionalities, all while facilitating real-time data exchange.
Detect agentic coding environments and AI editors.
Detect agentic coding environments and AI assistant tools. This library allows CLI tools and Node apps to detect when they're being executed by AI agents. This enables them to adapt by, for example, providing different output formats or logs.
Open-Source SaaS Starter.
🔥 GEO-powered SaaS starter built with Firecrawl for brand monitoring, auth, and billing.
Get your SaaS running in minutes with authentication, billing, AI chat, and brand monitoring. Zero-config setup with Next.js 15, TypeScript, and PostgreSQL.
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tsx stands for TypeScript Execute and it's a Node.js enhancement to run TypeScript.
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🐒 Bundler-free build tool for TypeScript libraries. Powered by tsc.
zshy (zee-shy) is a bundler-free batteries-included build tool for transpiling TypeScript libraries. It was originally created as an internal build tool for Zod but is now available as a general-purpose tool for TypeScript libraries.
Typesafe APIs Made Simple 🪄. Easy to build APIs that are end-to-end type-safe and adhere to OpenAPI standards.
oRPC is a powerful combination of RPC and OpenAPI, makes it easy to build APIs that are end-to-end type-safe and adhere to OpenAPI standards
Convert OpenAPI 3.0/3.1 schemas to TypeScript types and create type-safe fetching.
openapi-typescript turns OpenAPI 3.0 & 3.1 schemas into TypeScript quickly using Node.js. No Java/node-gyp/running OpenAPI servers necessary.
A TypeScript server agnostic Whatsapp's Official API framework
The best way to build robust apps in TypeScript. Build production-ready applications in TypeScript.
Welcome to Effect, a powerful TypeScript framework that provides a fully-fledged functional effect system with a rich standard library.
Effect consists of several packages that work together to help build robust TypeScript applications. The core package, effect, serves as the foundation of the framework, offering primitives for managing side effects, ensuring type safety, and supporting concurrency.
Build agents that scale with a zero-cost abstraction.
Pickaxe is a simple Typescript library for building AI agents that are fault-tolerant and scalable. It handles the complexities of durable execution, queueing and scheduling, allowing you to focus on writing core business logic. It is not a framework.
A browser automation SDK built for developers and LLMs.
Most existing browser automation tools either require you to write low-level code in a framework like Selenium, Playwright, or Puppeteer, or use high-level agents that can be unpredictable in production. By letting developers choose what to write in code vs. natural language, Stagehand is the natural choice for browser automations in production.
An open source framework for building AI-powered apps with familiar code-centric patterns. Genkit makes it easy to develop, integrate, and test AI features with observability and evaluations. Genkit works with various models and platforms.
Genkit is an open-source framework for building full-stack AI-powered applications, built and used in production by Google's Firebase. It provides SDKs for multiple programming languages with varying levels of stability
Our Frontend Toolkit, Free and Open Source.
A collection of ready-to-use plugins and composables for building modern web applications. Unstyled, fully typed and with a flexible, yet opinionated API.