development
Open source, AI-native testing framework for web apps.
End-to-end testing framework powered by visual AI agents that see your interface and adapt to any changes in it.
A machine learning framework for Node.js, based on MLX.
C# is the modern, open-source, cross-platform object-oriented programming language for the .NET developer platform with free tools for Linux, macOS, and Windows.C# is a modern, innovative, open-source, cross-platform object-oriented programming language and one of the top 5 programming languages on GitHub.
Moose lets you develop analytical backends in pure TypeScript or Python code. The developer framework for your data & analytics stack.
Moose is an open source developer framework for building analytical backends. Moose is designed to help you quickly prototype, productionize, and scale data products, data pipelines, and data APIs - on OLAP and streaming infrastructure - using native TypeScript or Python.
A high-performance list component for React Native.
Legend List is a high performance virtualized ScrollView library for React Native. Compared to FlatList and FlashList it’s faster, simpler, and has useful features they don’t support.
AI-powered multi-agent builder. Let AI build multi-agent systems for you Build with Agents SDK. Connect MCP tools. Open-source.
Build better APIs faster. Open source API management platform.
Redefined API management for developers. Quickly add API keys, rate limiting, and usage analytics to your API at any scale.
C, Just in Time!
CJIT is a lightweight C interpreter that lets you run C code instantly, without needing to build it first. Just use the executable interpreter: no extra tools, libs, or headers required. Based on Fabrice Bellard's TinyCC and inspired by Terry Davis (HolyC), CJIT brings the power of Just-In-Time execution to C programming.
An embeddable, lightweight, secure, high-performance JavaScript engine.
Hako is a embeddable, lightweight, secure, high-performance JavaScript engine. It is a fork of PrimJS; Hako has full support for ES2019 and later ESNext features, and offers superior performance and a better development experience when compared to QuickJS.
AMP is a web component framework to easily create user-first experiences for the web.
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Agents are AI systems that can perform workflows on users' behalf with a high degree of independence. This guide, designed for product and engineering teams, explores how to build agents with frameworks for identifying promise use cases, clear patterns for designing agent logic and orchestration, and best practices to ensure agents run safely, predictably, and effectively. It provides the foundational knowledge needed to confidently start building agents. Building reliable agents means starting with strong foundations - start small, validate with real users, and grow capabilities over time.
A Swiss Army knife for developers.
DevToys helps with daily development tasks by offering a bundle of tiny tools designed to do quick, specific tiny tasks. No need to use many untrustworthy websites to simply decode a text or compress an image. With Smart Detection, the app intuitively selects the best tool for the data on your clipboard.
HTML-aware ERB parsing. Powerful and seamless HTML-aware ERB parsing and tooling.
Next-generation HTML+ERB parsing for smarter developer tooling and more. Herb is an HTML-aware Embedded Ruby parsing tool built on Prism, Ruby's official parser.
Principles for building reliable LLM applications.
What are the principles we can use to build LLM-powered software that is actually good enough to put in the hands of production customers?
🎭 Stateful Serverless That Runs Anywhere. The easiest way to build stateful, AI agent, collaborative, or local-first applications. Deploy to Rivet, Cloudflare, Bun, Node.js, and more.
ActorCore is a framework for building stateful, scalable, realtime backend applications. Whether you’re building multiplayer games, collaborative apps, AI agent backends, or any stateful service, ActorCore provides the tools and patterns to simplify your architecture.
Dev Toolkit Editor Suite. The headless rich text editor framework for web artisans.
Tiptap is the headless and open source editor framework. Integrate over 100+ extensions and paid features like collaboration and AI agents to create the UX you want.
The Tiptap Editor is a headless, framework-agnostic rich text editor that's customizable and extendable through extensions. Its headless nature means it comes without a set user interface, offering full design freedom (for a jumpstart, see linked UI templates below). Tiptap is based on the highly reliable ProseMirror library.
🛫 Zero-codegen, no-compile TypeScript type inference from protobuf messages.
protobuf-ts-types lets you define language-agnostic message types in proto format, then infers TypeScript types from them with no additional codegen.
tox aims to automate and standardize testing in Python. It is part of a larger vision of easing the packaging, testing and release process of Python software (alongside pytest and devpi).
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A fluent, modular workflow builder for Laravel that leverages the Pipeline pattern to simplify and organise business logic.
Flows is a lightweight Laravel package designed to turn complex, multi-step business logic into an elegant, maintainable workflow. With a fluent API, you can easily chain steps, incorporate conditional logic, and keep your code modular and testable—perfect for any process that needs a well-orchestrated flow.
Compare changes between two composer.lock files to see what packages have been updated, added, or removed.
Web application to compare two composer.lock and get a beautiful diff.
List of Free Learning Resources In Many Languages.
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A growing library of fancy, fun, animated react components & microinteractions to make the web fun again. Free & Open Source.
Incrementally adoptable type-safety for your new and existing APIs. RPC-like client, contract, and server implementation for a pure REST API
ts-rest offers a simple way to define a contract for your API, which can be both consumed and implemented by your application, giving you end to end type safety without the hassle or code generation.
Local CI. Sign off on your own work.
A GitHub CLI extension for local CI. Run your tests on your own machine and sign off when they pass.
Remote CI runners are fantastic for repeatable builds, comprehensive test suites, and parallelized execution. But many apps don't need all that. Maybe yours doesn't either.
Peer-to-peer, encrypted, ephemeral Git collaboration (git daemon with encryption)
I have a Git repository and I want to collaborate with others. We do not have a public server, and do not wish to use existing hosting services.
git withme provides a way for a single host to invite numerous peers with short, one-time secure codes. The peers connect directly via Dilated Magic Wormhole channels, allowing collaborators to git clone git://localhost/<repo-name>.
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The hypermedia framework.
Datastar helps you build reactive web applications with the simplicity of server-side rendering and the power of a full-stack SPA framework.
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Fast and low overhead web framework, for Node.js.
Fastify is a web framework highly focused on providing the best developer experience with the least overhead and a powerful plugin architecture. It is inspired by Hapi and Express and as far as we know, it is one of the fastest web frameworks in town.
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TypeScript's 1:1 validator, optimized from editor to runtime.
ArkType is a runtime validation library that parses optimized validators from familiar, type-safe syntax.
It can be used to check external data like JSON payloads or form submissions at the boundaries of your code (similar to Zod or Yup).
Firebase Studio accelerates your entire development lifecycle with AI agents. Build backends, front ends, and mobile apps, all in one place.
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A thoughtfully designed reactive programming framework in Swift.
Pledge is a lightweight, thread-safe reactive programming framework for Swift that simplifies state management, event propagation and balances power with simplicity in your applications. While other frameworks force you to learn complex concepts and operators, Pledge focuses on solving the real problems developers face daily:
The fast lane for your PRs.
Trunk is a developer experience (DevEx) platform that enables you to ship code quickly while maintaining the necessary guardrails for excellent eng teams. Use Trunk to check, test, merge, and monitor your code.
The most powerful real-time 3D creation tool.
Unreal Engine is built by developers, for developers, with fair terms for all. Because everyone with an idea deserves to use the world’s most open, advanced real-time creation tool to bring it to life.
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NVIDIA PhysX SDK.
This repository contains source releases of the PhysX, Flow, and Blast SDKs used in NVIDIA Omniverse.
Apache ECharts is a powerful, interactive charting and data visualization library for browser.
Apache ECharts is a free, powerful charting and visualization library offering easy ways to add intuitive, interactive, and highly customizable charts to your commercial products. It is written in pure JavaScript and based on zrender, which is a whole new lightweight canvas library.
A framework to secure the integrity of software supply chains.
in-toto is designed to ensure the integrity of a software product from initiation to end-user installation. It does so by making it transparent to the user what steps were performed, by whom and in what order.
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A tool for preventing the installation of malicious PyPI and npm packages 🔥.
Supply-Chain Firewall is a command-line tool for preventing the installation of malicious PyPI and npm packages. It is intended primarily for use by engineers to protect their development workstations from compromise in a supply-chain attack.
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A language empowering everyone to build reliable and efficient software.
Rust is blazingly fast and memory-efficient: with no runtime or garbage collector, it can power performance-critical services, run on embedded devices, and easily integrate with other languages.
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- Pitfalls of Safe Rust @ corrode.
- Does using Rust really make your software safer? @ tweede golf.
- Matt Godbolt sold me on Rust (by showing me C++) @ Collabora.
- Rust Dependencies Scare Me @ Vincents.dev.
- Why doesn't Rust care more about compiler performance? @ Kobzol's blog.
- Is Rust faster than C? @ Steve Klabnik.
- "Why is the Rust compiler so slow?" @ sharnoff.io.
- On Error Handling in Rust @ Felix' Blog.
- Tree Borrows @ ETHzürich.
- The borrowchecker is what I like the least about Rust @ viralinstruction.
- Rust running on every GPU @ Rust GPU.
- Stages of Learning Rust @ bigboxSWE's YouTube.
- Writing a Rust GPU kernel driver: a brief introduction on how GPU drivers work @ Collabora.
- Rust, Python, and TypeScript: the new trifecta @ baby steps.
- The unexpected productivity boost of Rust @ Lubeno.
- Why Everyone's Switching to Rust (And Why You Shouldn't) @ ForrestKnight's YouTube.
- Elements of Rust – Core Types and Traits @ RustCurious.com.
- Rust is easy? Go is… hard? @ Bryan Hyland's Medium.
- the core of rust @ the website of jyn.
- Faster Rust builds on Mac @ Nicholas Nethercote.
- No Extra Boxes, Please: When (and When Not) to Wrap Heap Data @ hackintoshrao.
- Let's write a macro in Rust - Part 1 @ hackeryarn.
🔥 Fade gradient wrapper for React Native scrollable views and overlays on iOS and Android.
rn-fade-wrapper is a simple, highly-performant React Native component that adds smooth, customizable fade gradients to the edges of any content. Perfect for enhancing the user experience in scrollable containers, lists, carousels, modals, or any view with overflowing content.
Component Library. Ruby gem for RubyUI Components.
A UI component library, crafted precisely for Ruby devs who want to stay organised and build modern apps, fast. Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.
Building blocks for creating custom desktop shells. Create Beautiful Widgets With Ease
The Linux Suite and Framework to Craft Desktop Shells and beautiful functional Wayland Widgets with GTK!
An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.
Turn any GitHub repository into a comprehensive AI-powered documentation hub.
Generate beautiful, world-class documentation from any GitHub repository — instantly. Just replace hub with summarize in any GitHub URL to generate a live, interactive documentation hub.
Keep builds green with a highly customizable merge queue
Deploy more PRs while cutting CI runtimes. Easily merge changes into a massive monorepo, and run custom CI validations without breaking builds.
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Next Generation Frontend Tooling.
Vite (French word for "quick", pronounced /vit/, like "veet") is a new breed of frontend build tooling that significantly improves the frontend development experience.
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A Ruby Implementation of the Model Context Protocol.
Connect AI models to your Ruby applications with ease No complex protocols, no integration headaches, no compatibility issues – just beautiful, expressive Ruby code.
Patterns and techniques for writing high-performance applications with Go.
Easy to use and powerful fuzzy string matching, port of fuzzywuzzy.
Mostly a JavaScript port of the TheFuzz (formerly fuzzywuzzy) Python library, with some additional features like token similarity sorting and wildcard support.
beego is an open-source, high-performance web framework for the Go programming language.
Beego is used for rapid development of enterprise application in Go, including RESTful APIs, web apps and backend services.
It is inspired by Tornado, Sinatra and Flask. beego has some Go-specific features such as interfaces and struct embedding.
Elixir is a dynamic, functional language for building scalable and maintainable applications.
Elixir runs on the Erlang VM, known for creating low-latency, distributed, and fault-tolerant systems. These capabilities and Elixir tooling allow developers to be productive in several domains, such as web development, embedded software, machine learning, data pipelines, and multimedia processing, across a wide range of industries.
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A React component for editing or viewing JSON/object data
C Markdown parser. Fast. SAX-like interface. Compliant to CommonMark specification.
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A collection of language tools and a Language Server Protocol (LSP) implementation for Postgres, focusing on developer experience and reliable SQL tooling.
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Large Scale Automated Refactoring.
OpenRewrite is an open-source automated refactoring ecosystem for source code, enabling developers to effectively eliminate technical debt within their repositories.
It consists of an auto-refactoring engine that runs prepackaged, open-source refactoring recipes for common framework migrations, security fixes, and stylistic consistency tasks – reducing your coding effort from hours or days to minutes. Build tool plugins like the OpenRewrite Gradle plugin and the OpenRewrite Maven plugin help you run these recipes on one repository at a time.
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A declarative routing package for Flutter that uses the Router API to provide a convenient, url-based API for navigating between different screens. You can define URL patterns, navigate using a URL, handle deep links, and a number of other navigation-related scenarios.
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Get your app Performance score. Flashlight is a Lighthouse-like tool for mobile apps. No installation required.
📱⚡️ Lighthouse for Mobile - audits your app and gives a performance score to your Android apps (native, React Native, Flutter..). Measure performance on CLI, E2E tests, CI...
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