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Developer Tools Software & Alternatives

IDEs, version control, API tools, testing, CLI utilities and code quality tooling for software developers.

System Design Primer

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

352.3K stars open source
Productivity Developer Tools

ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

211.3K stars open source
AI Tools AI Agents Developer Tools

JavaGuide

Java 面试 & 后端通用面试指南,覆盖计算机基础、数据库、分布式、高并发、系统设计与 AI 应用开发

156.3K stars open source
Education & Learning Developer Tools

Markitdown

Python tool for converting files and office documents to Markdown.

148.9K stars open source
AI Tools Developer Tools Utilities & System

Neovim/neovim

Vim-fork focused on extensibility and usability

99.9K stars open source
Code Editors & IDEs Developer Tools

Bitcoin

Bitcoin Core integration/staging tree

89.3K stars open source
Crypto & Blockchain Developer Tools

Devops Exercises

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Intervie... Read More

82.7K stars open source
Education & Learning Developer Tools

OpenHands

🙌 OpenHands: AI-Driven Development

76.3K stars open source
AI Agents Developer Tools

MetaGPT

🌟 The Multi-Agent Framework: First AI Software Company, Towards Natural Language Programming

68.7K stars open source
AI Agents Developer Tools

Awesome Claude Skills

🎯 The definitive collection of 50+ verified Awesome Claude Skills for Claude Code, Claude.ai, and API. Boost productivity with TDD, debugging, git workflows, document processing,... Read More

63.8K stars open source
AI Tools Workflow Automation AI Agents

Plane

Track issues, epics, and product roadmaps in the simplest way possible (alternative to JIRA, Linear and Height).

50.6K stars open source
Issue Tracking Gantt & Roadmaps Developer Tools

Gogs

Painless self-hosted Git Service written in Go.

47.6K stars open source
Version Control Developer Tools

Prisma

Prisma is a next-generation ORM for Node.js and TypeScript that simplifies database access and management. It supports PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB, and... Read More

46.2K stars open source
Developer Tools Database

Kong

Microservice API Gateway and Platform.

43.6K stars open source
API Tools Developer Tools

Ray

Resources for building interfaces with WeWork's design system

42.8K stars open source
JavaScript Libraries & Components ML Frameworks Design Systems & Tokens

It Tools

Collection of handy online tools for developers, with great UX.

39.2K stars open source
Productivity Developer Tools

Google/leveldb

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

38.2K stars open source
NoSQL Databases Developer Tools

Awesome Docker

:whale: A curated list of Docker resources and projects

36.2K stars open source
Package Managers Developer Tools

C Plus Plus

Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.

34.3K stars open source
ML Frameworks Developer Tools

Minikube

Run Kubernetes locally

31.9K stars open source
Container Management Developer Tools

Spring Boot Examples

about learning Spring Boot via examples. Spring Boot 教程、技术栈示例代码,快速简单上手教程。

30.6K stars open source
Education & Learning Developer Tools

Sequelize

Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB, DB2 and DB2 f... Read More

30.4K stars open source
Developer Tools Database

About Developer Tools Software

Discover open source developer tools and alternatives.