No direct HTTP Debugger replacements listed yet
Open-source developer tools. To compare with HTTP Debugger.
60 open-source developer tools
OpenCode
AI Tools
The open source coding agent.
MITvs Claude Code★ 213k
Visual Studio Code
Developer Tools
Visual Studio Code
MITvs Sublime Text★ 194k
Codex CLI
AI Tools
Lightweight coding agent that runs in your terminal
Apache-2.0vs Claude Code★ 129k
Godot
Developer Tools
Godot Engine – Multi-platform 2D and 3D game engine
MITvs Unity★ 118k
Gemini CLI
AI Tools
An open-source AI agent that brings the power of Gemini directly into your terminal.
Apache-2.0vs Claude Code★ 107k
Neovim
Developer Tools
Vim-fork focused on extensibility and usability
OSSvs Sublime Text★ 103k
OpenHands
AI Tools
🙌 OpenHands: AI-Driven Development
MITvs Devin★ 91k
Zed
Developer Tools
Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the
OSSvs Sublime Text★ 92k
code-server
Developer Tools
VS Code in the browser
MITvs Replit★ 80k
Ventoy
Developer Tools
A new bootable USB solution.
GPL-3.0★ 80kTesseract
Developer Tools
Tesseract Open Source OCR Engine (main repository)
Apache-2.0★ 77k
Tabby
Developer Tools
A terminal for a more modern age
MITvs Warp★ 75k
Cline
AI Tools
Autonomous coding agent as an SDK, IDE extension, or CLI assistant.
Apache-2.0vs GitHub Copilot★ 70k
Open Interpreter
AI Tools
A coding agent for open models like Kimi K3 and GLM 5.3
Apache-2.0vs Claude Code★ 69k
Alacritty
Developer Tools
A cross-platform, OpenGL terminal emulator.
Apache-2.0vs Warp★ 66k
Termux
Developer Tools
Termux - a terminal emulator application for Android OS extendible by variety of packages.
OSSvs Termius★ 63k
Ghostty
Developer Tools
👻 Ghostty is a fast, feature-rich, and cross-platform terminal emulator that uses platfor
MITvs Warp★ 62k
Goose
AI Tools
an open source, extensible AI agent that goes beyond code suggestions - install, execute,
Apache-2.0vs Claude Code★ 55k
Helix
Developer Tools
A post-modern modal text editor.
MPL-2.0vs Sublime Text★ 47k
Vim
Developer Tools
The official Vim repository
Vimvs Sublime Text★ 41k
IT Tools
Developer Tools
Collection of handy online tools for developers, with great UX.
GPL-3.0★ 41k
DevDocs
Docs & Wikis
API Documentation Browser
MPL-2.0★ 40k
Lap
Developer Tools
Lightning-fast and Powerful Code Editor written in Rust
Apache-2.0vs Nova★ 39k
Rufus
Developer Tools
The Reliable USB Formatting Utility
GPL-3.0★ 38k
Continue
AI Tools
open-source coding agent
Apache-2.0vs GitHub Copilot★ 36k
kitty
Developer Tools
If you live in the terminal, kitty is made for you! Cross-platform, fast, feature-rich, GP
GPL-3.0vs Warp★ 35k
balenaEtcher
Developer Tools
Flash OS images to SD cards & USB drives, safely and easily.
Apache-2.0★ 35k
VSCodium
Developer Tools
binary releases of VS Code without MS branding/telemetry/licensing
MITvs Sublime Text★ 34k
Google Workspace CLI
Developer Tools
Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Cha
Apache-2.0vs Tavily★ 31k
Notepad++
Developer Tools
Notepad++ official repository
OSSvs Sublime Text★ 30k
WezTerm
Developer Tools
A GPU-accelerated cross-platform terminal emulator and multiplexer written by @wez and imp
OSSvs Warp★ 29k
Kilo Code
AI Tools
Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with
MITvs Cursor★ 28k
Vagrant
Developer Tools
Vagrant is a tool for building and distributing development environments.
OSSvs OrbStack★ 27k
Marimo
Developer Tools
A reactive notebook for Python — run reproducible experiments, query with SQL, execute as
Apache-2.0vs Hex★ 23kwitr
Developer Tools
Why is this running? Trace any process, port, container, or file back to what started it -
Apache-2.0★ 23k
Wave Terminal
Developer Tools
An open-source, AI-integrated, cross-platform terminal for seamless workflows
Apache-2.0vs Warp★ 22k
Theia
Developer Tools
Eclipse Theia is a cloud & desktop IDE framework implemented in TypeScript.
EPL-2.0vs Replit★ 22k
golangci-lint
Developer Tools
Fast linters runner for Go
GPL-3.0vs SonarQube Cloud★ 19k
Hurl
API Tools
Hurl, run and test HTTP requests with plain text.
Apache-2.0vs ReadyAPI★ 19k
iTerm2
Developer Tools
iTerm2 is a terminal emulator for Mac OS X that does amazing things.
GPL-2.0vs Warp★ 18kApprise
Developer Tools
Apprise - Push Notifications that work with just about every platform!
BSD-2-Clausevs Courier★ 18k
Hyper
Developer Tools
A terminal built on web technologies
MITvs Warp★ 45k
Coder
Developer Tools
Secure environments for developers and their agents
AGPL-3.0vs CodeSandbox★ 17k
Dvc
AI Tools
🦉 Data Versioning and ML Experiments
Apache-2.0vs Arize AI★ 16k
JupyterLab
Developer Tools
JupyterLab computational environment.
BSD-3-Clausevs MATLAB★ 15k
Gitpod
Developer Tools
The developer platform for on-demand cloud development environments to create software fas
AGPL-3.0vs Replit★ 14k
Jupyter Notebook
Developer Tools
Jupyter Interactive Notebook
BSD-3-Clausevs MATLAB★ 13k
Distrobox
Developer Tools
Use any linux distribution inside your terminal. Enable both backward and forward compatib
GPL-3.0★ 13k
Zeal
Docs & Wikis
Offline documentation browser. Your personal reference library, searchable in an instant.
GPL-3.0★ 13k
FiftyOne
Developer Tools
Refine high-quality datasets and visual AI models
Apache-2.0vs Roboflow★ 11k
SonarQube
Developer Tools
Continuous Inspection
LGPL-3.0vs Codacy★ 11k
Terragrunt
Developer Tools
Terragrunt is a flexible orchestration tool that allows Infrastructure as Code written in
MITvs HCP Terraform★ 9.9k
Atlas
Developer Tools
Atlas is a native macOS workspace for coding agents. Install Claude Code, Codex, OpenCode
Apache-2.0vs Remote★ 9.6k
Platformio Core
Developer Tools
Your Gateway to Embedded Software Development Excellence :alien:
Apache-2.0vs Arduino Cloud★ 9.5k
XGo
Developer Tools
XGo is a programming language that reads like plain English. But it's also incredibly powe
Apache-2.0★ 9.5k
Spyder
Developer Tools
Official repository for Spyder - The Scientific Python Development Environment
MITvs MATLAB★ 9.4k
Munder Difflin
Developer Tools
Free and open source multi agent harness. Run Claude Code, Codex, Gemini CLI and nine more
MIT★ 8.7k
Aider
AI Tools
aider is AI pair programming in your terminal
Apache-2.0vs Claude Code★ 50k
App Store Connect CLI
Developer Tools
Fast, scriptable CLI for the App Store Connect API. Automate TestFlight, builds, submissio
MIT★ 7.8k
Rio
Developer Tools
A hardware-accelerated GPU terminal emulator focusing to run in desktops and browsers.
MITvs Warp★ 7.6k