A collective list of free APIs
A framework for building custom AI Copilots 🤖 in-app AI chatbots, in-app AI Agents, & AI-powered Textareas.
Hugo documentation theme as simple as plain book
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
A complete computer science study plan to become a software engineer.
Curated list of project-based tutorials
Master programming by recreating your favorite technologies from scratch.
Backend master class: build a simple bank service in Go
A high-throughput and memory-efficient inference and serving engine for LLMs
🤖 Chat with your SQL database 📊. Accurate Text-to-SQL Generation via LLMs using RAG 🔄.
freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.
A black hole for Internet advertisements
The Go language implementation of gRPC. HTTP/2 based RPC
Optimism is Ethereum, scaled.
⭐️ Companies that don't have a broken hiring process
A server software reimplementation for a certain anime game.
😱 从源码层面，剖析挖掘互联网行业主流技术的底层实现原理，为广大开发者 “提升技术深度” 提供便利。目前开放 Spring 全家桶，Mybatis、Netty、Dubbo 框架，及 Redis、Tomcat 中间件等
Design patterns implemented in Java
Infinitely scalable, event-driven, language-agnostic orchestration and scheduling platform to manage millions of workflows declaratively in code.
JDK main-line development https://openjdk.org/projects/jdk
Spring Boot
Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.
Apache Calcite
Apache Druid: a high performance real-time analytics database.
Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.
「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！
Apache Fineract
Jetpack Media3 support libraries for media use cases, including ExoPlayer, an extensible media player for Android
This repository is for active development of the Azure SDK for Java. For consumers of the SDK we recommend visiting our public developer docs at https://docs.microsoft.com/java/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-java.
SmartTube - an advanced player for set-top boxes and tvs running Android OS
涵盖了 Spring 框架的核心概念和关键功能，包括控制反转（IOC）容器的使用，面向切面编程（AOP）的原理与实践，事务管理的方式与实现，Spring MVC 的流程与控制器工作机制，以及 Spring 中数据访问、安全、Boot 自动配置等方面的深入研究。此外，它还包含了 Spring 事件机制的应用、高级主题如缓存抽象和响应式编程，以及对 Spring 源码的编程风格与设计模式的深入探讨。
OpenTelemetry Java SDK
Free universal database tool and SQL client
A distributed task scheduling framework.（分布式任务调度平台XXL-JOB）
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
The Community Maintained High Velocity Web Framework For Java and Scala.
Open-source high-performance RISC-V processor
An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more
Apache Spark - A unified analytics engine for large-scale data processing
Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala
TheHive: a Scalable, Open Source and Free Security Incident Response Platform
Simple and Distributed Machine Learning
sbt, the interactive build tool
Hybrid visual and textual functional programming.
♞ lichess.org: the forever free, adless and open source chess server ♞
Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.
Chisel: A Modern Hardware Design Language
An open protocol for secure data sharing
A Spark plugin for reading and writing Excel files
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
Scala CLI is a command-line tool to interact with the Scala language. It lets you compile, run, test, and package your Scala code (and more!)
Apache Livy is an open source REST interface for interacting with Apache Spark from anywhere.
Toolkit for Scala Development
An open source RESTful API platform for banks that supports Open Banking, XS2A and PSD2 through access to accounts, transactions, counterparties, payments, entitlements and metadata - plus a host of internal banking and management APIs.
Spark RAPIDS plugin - accelerate Apache Spark with GPUs
The Scala 3 compiler, also known as Dotty.
Bitwarden mobile app for Android.
Official Jetpack Compose samples.
A Mapbox react native module for creating custom maps
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
Painless Mobile UI Automation
Open-source Android/Desktop remake of Civ V
Kotlin SQL Framework
A Material Design Weather Application
The Kotlin Programming Language.
阅读3服务器版，桌面端，iOS可用。后端 Kotlin + Spring Boot + Vert.x + Coroutine ；前端 Vue.js + Element。麻烦点点star，关注一下公众号【假装大佬】❗️ Demo服务器由于未备案已被关停，建议自行搭建
Android Matrix messenger application using the Matrix Rust Sdk and Jetpack Compose
Translation plugin for IntelliJ based IDEs/Android Studio.
Tivi is a TV show tracking Android app, which connects to trakt.tv
基于无障碍，高级选择器，订阅规则的自定义屏幕点击 Android 应用 | An Android APP with custom screen tapping based on Accessibility, Advanced Selectors, and Subscription Rules
Development environment for Android Jetpack extension libraries under the androidx namespace. Synchronized with Android Jetpack's primary development branch on AOSP.
Render your Android screens without a physical device or emulator
Jetpack Compose composables for the Maps SDK for Android
Minimal AF Launcher for Android. Reduce your screen time. Daily wallpapers.
A simple and modern Java and Kotlin web framework
Stripe Android SDK
Ivy Wallet is an open-source money manager app for android that you can either build or download from Google Play.
A tool to enforce Swift style and conventions.
On-device Inference of Whisper Speech Recognition Models for Apple Silicon
Powerful menu bar manager for macOS
Used to integrate the Facebook Platform with your iOS & tvOS apps.
An iOS library to natively render After Effects vector animations
A library for building applications in a consistent and understandable way, with composition, testing, and ergonomics in mind.
macOS system monitor in your menu bar
Elegant transition library for iOS & tvOS
📸 Delightful Swift snapshot testing.
A command-line tool and Xcode Extension for formatting Swift code
Lightweight clipboard manager for macOS
A Swifty toolchain to build better Apple apps, faster
Battery charging limiter for macOS.
Plugin and runtime library for using protobuf with Swift
Datadog SDK for iOS - Swift and Objective-C.
A private messenger for iOS.
SwiftUI Image loading and Animation framework powered by SDWebImage
Reactive Programming in Swift
Beautiful charts for iOS/tvOS/OSX! The Apple side of the crossplatform MPAndroidChart.
AeroSpace is an i3-like tiling window manager for macOS
A handy collection of more than 500 native Swift extensions to boost your productivity.
A tool to identify unused code in Swift projects.
A Swift Autolayout DSL for iOS & OS X
In-app purchases and subscriptions made easy. Support for iOS, watchOS, tvOS, macOS, and visionOS.
A collective list of free APIs
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
A high-throughput and memory-efficient inference and serving engine for LLMs
🤖 Chat with your SQL database 📊. Accurate Text-to-SQL Generation via LLMs using RAG 🔄.
Start building LLM-empowered multi-agent applications in an easier way.
Stable Diffusion web UI
Low code web framework for real world applications, in Python and Javascript
Build resilient language agents as graphs.
Persistent remote applications for X11; screen sharing for X11, MacOS and MSWindows.
FastAPI framework, high performance, easy to learn, fast to code, ready for production
Call all LLM APIs using the OpenAI format. Use Bedrock, Azure, OpenAI, Cohere, Anthropic, Ollama, Sagemaker, HuggingFace, Replicate (100+ LLMs)
⭐️ Companies that don't have a broken hiring process
🌐 The Web OS! Free, Open-Source, and Self-Hostable.
The Abstraction and Reasoning Corpus
Beautiful & consistent icon toolkit made by the community. Open-source project and a fork of Feather Icons.
JavaScript Style Guide
The all-in-one Desktop & Docker AI application with full RAG and AI Agent capabilities.
The library for web and native user interfaces.
meet Suhail-Md, Your All-in-One WhatsApp Excitement Buddy! Enjoy a thrilling messaging experience like never before. Suhail-Md brings a world of excitement and joy to your chats ✨🤖
Excel Workbook Manager
WebGoat is a deliberately insecure application
JavaScript 3D Library.
The open curriculum for learning web development
List of top 500 ReactJS Interview Questions & Answers....Coding exercise questions are coming soon!!
开发者边车，github打不开，github加速，git clone加速，git release下载加速，stackoverflow加速
Cybernetically enhanced web apps
Lightweight full-featured typescript/javascript WhatsApp Web API
OpenLayers
A JavaScript PDF generation library for Node and the browser
哔哩哔哩-API收集整理【不断更新中....】
Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.
A framework for building custom AI Copilots 🤖 in-app AI chatbots, in-app AI Agents, & AI-powered Textareas.
freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
Telegram Web K, GPL v3
Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.
Interactive roadmaps, guides and other educational content to help developers grow in their careers.
A utility-first CSS framework for rapid UI development.
Deliver web apps with confidence 🚀
Next.js Commerce
A lightweight, customizable Vue UI library for mobile web apps.
Headless TypeScript ORM with a head. Runs on Node, Bun and Deno. Lives on the Edge and yes, it's a JavaScript ORM too 😅
The Intuitive Vue Framework.
The source for REST API specifications for Microsoft Azure.
前端低代码框架，通过 JSON 配置就能生成各种页面。
Next generation testing framework powered by Vite.
Never ever ever use pixelation as a redaction technique
Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting you quickly go from prototype to production.
Realtime application framework (Node.JS server)
FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, letting you easily develop and deploy complex question-answering systems without the need for extensive setup or configuration.
Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.
Backend master class: build a simple bank service in Go
The Go language implementation of gRPC. HTTP/2 based RPC
Optimism is Ethereum, scaled.
Package gorilla/websocket is a fast, well-tested and widely used WebSocket implementation for Go.
High-Performance server for NATS.io, the cloud and edge native messaging system.
a cron library for go
AI driven development in your terminal. Designed for large, real-world tasks.
Like Prometheus, but for logs.
The most customisable and low-latency cross platform/shell prompt renderer
A Commander for modern Go CLI interactions
Go client for Kubernetes.
Run your GitHub Actions locally 🚀
gRPC to JSON proxy generator following the gRPC HTTP spec
Cloud native networking and network security
🌸 A command-line fuzzy finder
Generate type-safe code from SQL
GitHub's Online Schema-migration Tool for MySQL
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
Go configuration with fangs
Database migrations. CLI and Golang library.
External Secrets Operator reads information from a third-party service like AWS Secrets Manager and automatically injects the values as Kubernetes Secrets.
Structured, pluggable logging for Go.
An open source, self-hosted implementation of the Tailscale control server
Karpenter is a Kubernetes Node Autoscaler built for flexibility, performance, and simplicity.
Kubebuilder - SDK for building Kubernetes APIs using CRDs
A refreshingly simple data-driven game engine built in Rust
Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.
A CLI tool to convert your codebase into a single LLM prompt with source tree, prompt templating, and token counting.
A post-modern modal text editor.
🤖 Just a command runner
Apache DataFusion SQL Query Engine
A cross-platform, safe, pure-Rust graphics API.
Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust
Secure & Modern All-in-One Mail Server (IMAP, JMAP, POP3, SMTP)
Empowering everyone to build reliable and efficient software.
Unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs
Postgres for Search and Analytics
A curated list of Rust code and resources.
🚀 10x easier, 🚀 140x lower storage cost, 🚀 high performance, 🚀 petabyte scale - Elasticsearch/Splunk/Datadog alternative for 🚀 (logs, metrics, traces, RUM, Error tracking, Session replay).
Incremental bundler and build system optimized for JavaScript and TypeScript, written in Rust – including Turbopack and Turborepo.
a Hassle-Free Python Experience
An extremely fast Python linter and code formatter, written in Rust.
An incremental parsing system for programming tools
A massively parallel, high-level programming language
An open source payments switch written in Rust to make payments fast, reliable and affordable
Visualize streams of multimodal data. Fast, easy to use, and simple to integrate. Built in Rust using egui.
A lightning-fast search API that fits effortlessly into your apps, websites, and workflow