Top DEVELOPMENT GitHub Repositories & Tools (2026)

Rednex Game Boy Development System - An assembly toolchain for the Nintendo Game Boy and Game Boy Color

Quilkin is a non-transparent UDP proxy specifically designed for use with large scale multiplayer dedicated game server deployments, to ensure security, access control, telemetry data, metrics and more.

Platform for AI-powered software engineers

🔪Swiss-army knife for Android testing and development 🔪 ⛺

A collaborative list of resources for developers

Godot-MCP — Model Context Protocol (MCP) integration for the Godot Engine. AI tools for the Godot Editor in C#, with cloud connection to ai-game.dev. Apache-2.0.

Quickly develop, deploy and test Solana programs from browsers

A flexible, memory compact, fast and dynamic CSG implementation on top of three-mesh-bvh

The CMS for Creators. Stable. Lightweight. Instantly Familiar. Forked from WordPress.

Clean Architecture for Android - a sample project

Simulate API failures, throttling, and chaos — all from your command line.

Single dependency Kubernetes clusters for local testing, experimenting and development.

Go bindings for Godot 4.7 GDExtension API

DevoxxGenie is an agentic plugin for IntelliJ IDEA that uses local LLM's (Ollama, LMStudio, GPT4All, Jan and Llama.cpp) and Cloud based LLMs to help review, test, explain your project code. Latest version now also supports Spec Driven Development with CLI Runners.

bkit Vibecoding Kit - PDCA methodology + Claude Code mastery for AI-native development

Video Search SDK for Android Kotlin. Integrate in any video app

ZQuest Classic is a game engine for creating games similar to the original NES Zelda

Port of a popular ruby faker gem written in kotlin. Generate realistically looking fake data such as names, addresses, banking details, and many more, that can be used for testing and data anonymization purposes.

The full port of the SMBX engine from VB6 into C++ and SDL2, FreeImage and MixerX

Game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design