Best Open-Source Developer Tools

80 tools found

OpenCode

OpenCode is an open-source AI coding agent replacing GitHub Copilot and Cursor with local execution, multi-model choice, and zero remote code storage.

224.1kLinuxtoday

MITAI Coding Assistants

VS Code

VS Code is an open-source code editor replacing heavy IDEs with a fast multi-process design, decoupled language servers, and deep remote development.

194.5kmacOSWindowsLinuxtoday

MITCode Editors & IDEs

pi

Open-source terminal coding agent alternative to Claude Code with multi-provider LLM support, tree session history, and zero subscription markups.

119.8kDockerLinuxtoday

MITAI Coding Assistants

Orca

Orca is an open-source agent development environment that runs CLI coding agents across parallel git worktrees with complete local data sovereignty.

114.2kLinuxmacOSWindowstoday

MITAI Coding Assistants

Windows Terminal

Open-source terminal emulator for Windows that replaces MobaXterm for SSH and CLI tasks with GPU rendering, tabs, and WSL integration.

105.3kWindowstoday

MITTerminals & Shells

Neovim

Neovim is an open-source modal code editor alternative to JetBrains IntelliJ that pairs native LSP support and Treesitter parsing with terminal efficiency.

103.3kmacOSWindowsLinux1d ago

Apache-2.0Code Editors & IDEs

EasyP

Promoted

The modern standard for Protobuf workflows

Lint, codegen, breaking-change checks and dependency management in one Git-native CLI. Open source, no registry lock-in.

lintgeneratebreakingeasyp.lock

easyp.tech

OpenHands

OpenHands is a self-hosted open-source alternative to Devin that runs autonomous coding agents and automations across local and cloud Docker runtimes.

92.6kDockerLinuxtoday

MITAI Coding Assistants

Zed

Zed is an open-source, GPU-accelerated code editor built in Rust that offers local LLM privacy, collaborative editing, and minimal memory consumption.

92.6kmacOSLinuxWindowstoday

GPL-3.0Code Editors & IDEs

Lazygit

Lazygit is an open-source terminal Git client alternative to Sublime Merge with keyboard staging, interactive rebasing, and remote SSH workflows.

83.6kmacOSWindowsLinux3d ago

MITGit GUI Clients

Hoppscotch

Hoppscotch is an open-source API client replacing Postman with a lightweight web interface, Tauri desktop app, and self-hosted Docker deployment.

80.7kWebDocker3d ago

MITAPI Clients

Tabby Terminal

Tabby Terminal is an open-source, customizable terminal emulator and SSH client with connection management, serial support, and tabs across platforms.

75.3kmacOSWindowsLinux2d ago

MITTerminals & Shells