Top SYSTEM GitHub Repositories & Tools (2026)

TotalCross is a Software Development Kit that helps cross platform application development. Currently supported platforms are: Windows, Wince, Android, iOS, Linux and Linux ARM for embedded systems.

An accessible & scalable color tokens system using LCH & OKLCH color system for Swift. Supports iOS, iPadOS, WatchOS, tvOS & visionOS.

Hardware testing for the software world. Real or virtual, local or remote, human, automated or agentic.

See what keeps using your disk.

Define durable workflows in YAML, powered by Temporal

Office 365 and Azure Active Directory plugins for Moodle

A delightful Swift interface to Contentful's content delivery API.

A second iteration of a DOS-inspired hobby OS.

A Blazingly Fast Minimal Serial Monitor with serial plottter TUI and more

a language for building system dynamic models

Type-safe, framework-agnostic, composable, and tree-shakeable TypeScript libraries for the web.

Animated system fetch that stays pinned above your shell while you work. Linux, no dependencies. 🦀

Katalog is an application to manage catalogs of disks and files to search and get statistics.

Metis is a coding agent that boosts AI/LLM coding performance by 50%

Java framework for Cadence Workflow Service

Design data, including design tokens, component schemas, and tooling for Spectrum, Adobe's design system.

Self-hosted functional language with explicit effects. Compiles to JVM bytecode, C, and NVIDIA GPU kernels via cuTile.

cx is a C-family systems programming language for game development and high-performance software: data-oriented, productive, no GC, compiles to native code via LLVM/C.

Bosch eBike Smart System integration for Home Assistant

valkey-search is a C++ module which extends valkey with vector search and secondary indexing capabilities. It enables users to index and query data stored in Valkey using complex queries with filters while maintaining high performance and scalability.