vorssaint / vorssaint-utils

Free, open-source macOS menu bar app bundling per-app volume, system monitoring, app switching, window snapping, and other utilities.

twentyhq / twenty

Open-source CRM platform built as code, with customizable objects, views, workflows, and AI agents.

tw93 / Mole

Shell-based CLI (mo) that cleans caches, uninstalls apps with leftovers, analyzes disk usage, and monitors system stats on macOS and Windows.

Genymobile / scrcpy

Displays and controls Android devices from a computer over USB or TCP/IP, with optional audio, recording, and camera mirroring.

nautechsystems / nautilus_trader

Rust-native, event-driven engine for backtesting and live trading across multiple asset classes and venues, with Python strategy control.

ChrisTitusTech / winutil

PowerShell utility that installs common Windows programs and applies system tweaks, fixes, and Windows Update settings from one GUI.

utmapp / UTM

Full system emulator and virtual machine host for iOS, macOS, and visionOS, built on QEMU.

RikkaApps / Shizuku

Lets normal Android apps call privileged system APIs through a server process started with adb or root privileges.

harry0703 / MangoDisk

Desktop disk cleaner and space analyzer for macOS, Windows, and Linux with duplicate, large-file, uninstall, and startup management.

duckdb / duckdb

Embedded analytical SQL database engine that runs in-process, with clients for Python, R, Java, Rust, Go, and Wasm.

kubernetes / kubernetes

Open source system for deploying, scaling, and managing containerized applications across clusters of hosts.

topjohnwu / Magisk

Magisk is a open-source root solution for Android that modifies the system at boot without altering the system partition.

aquasecurity / trivy

Open-source scanner that finds vulnerabilities, misconfigurations, secrets, and SBOM data in containers, filesystems, git repos, VM images, and Kubernetes.

PowerShell / PowerShell

Cross-platform command-line shell, scripting language, and automation framework for Windows, Linux, and macOS.

qgis / QGIS

Free, open-source desktop geographic information system for viewing, editing, analyzing, and mapping spatial data on Linux, Windows, and macOS.

momenbasel / PureMac

Free, open-source macOS cleaner covering cache, Xcode, Homebrew, app uninstalling, and storage exploration, with no telemetry or subscription.

seaweedfs / seaweedfs

Distributed file and object storage system that serves S3, POSIX file system, and Iceberg/Lance table access from one Go binary.

prometheus / prometheus

Open-source systems monitoring system and time series database that collects metrics, evaluates rules, and triggers alerts.

reactos / reactos

An open-source, Alpha-stage operating system that aims for binary and driver compatibility with Windows NT-family applications.

trufflesecurity / trufflehog

Scans repositories, filesystems, and chats for leaked credentials, then verifies whether each one is still live.

ClickHouse / ClickHouse

Column-oriented database management system for generating analytical data reports in real time.

openwrt / openwrt

Linux operating system for embedded routers and devices, providing a writable filesystem with opkg package management.

git / git

Distributed revision control system for tracking changes in source code and other file trees.

etcd-io / etcd

Distributed, Raft-replicated key-value store that serves as a reliable configuration and coordination backend for clusters.

iliyami / MacSai

Open-source macOS cleaner, optimizer, and malware scanner built with Swift 6 and SwiftUI as a free alternative to CleanMyMac.

microsoft / WSL

Runs Linux command-line tools and applications unmodified directly on Windows, without a traditional virtual machine or dual boot.

rapid7 / metasploit-framework

Open-source framework for developing, testing, and running exploit code against remote systems, with the msfconsole interactive interface.

pterodactyl / panel

Web panel for managing game servers, running each server in an isolated Docker container with a React UI for end users.

HarbourMasters / Shipwright

A PC port of The Legend of Zelda: Ocarina of Time that runs on modern systems, built on a decompilation and a custom libultra-compatible library.

systemd / systemd

System and service manager (init system) for Linux that starts, supervises, and manages system services and daemons.

Atmosphere-NX / Atmosphere

Custom firmware for the Nintendo Switch that replaces and modifies several layers of the console's boot and system software.

wanghongenpin / proxypin

Cross-platform app for capturing, inspecting, and rewriting HTTP(S) traffic on Windows, macOS, Linux, Android, and iOS.

OpenRA / OpenRA

Open-source real-time strategy engine that runs early Westwood classics like Command & Conquer: Red Alert on modern systems.

JHDev2006 / Super-Mario-Bros.-Remastered-Public

A Godot-based remake of the original Super Mario Bros. games with new levels, custom modes, and a built-in level editor.

ankidroid / Anki-Android

Android app for studying Anki spaced-repetition flashcards, an official port of the Anki system.

SukiSU-Ultra / SukiSU-Ultra

Kernel-based root solution for Android devices, with a Kernel Patch Module (KPM) system for loadable kernel extensions.

thewhiteh4t / seeker

Hosts a fake location-permission page that captures a smartphone's GPS coordinates and device details from a visitor who clicks through.

esphome / esphome

Generates firmware for ESP32, ESP8266, RP2040 and similar microcontrollers from YAML configuration files, integrating with Home Assistant.

redis / redis

In-memory data structure store used as a cache, database, message broker, and vector/document query engine.

IceWhaleTech / ZimaOS

ZimaOS is a Buildroot-based NAS operating system evolved from CasaOS, distributed as installer images for Zima hardware and x86-64 UEFI PCs.

grokability / snipe-it

Web-based open source system for tracking IT assets, who has them, depreciation, and software license management.

frappe / crm

Open-source CRM web app for sales teams, built on the Frappe framework with a Vue frontend.

termux / termux-packages

Build scripts and patches that produce the packages distributed through Termux's Android package repository.

trinodb / trino

Distributed SQL query engine for big data analytics across many data sources, formerly known as PrestoSQL.

opnsense / core

GUI, API and system management backend for the OPNsense open source firewall and routing platform based on FreeBSD.

opensourcepos / opensourcepos

Web-based point of sale system written in PHP on CodeIgniter 4, backed by MySQL or MariaDB, with inventory, sales, and reporting.

google / perfetto

Tracing, profiling, and trace analysis suite with SDKs, system daemons, a browser UI, and SQL-based trace processing.

pearl-research-labs / pearl

Monorepo for the Pearl L1 blockchain: full node, wallet, SPV light client, ZK proving system, and vLLM miner.

verilator / verilator

Open-source SystemVerilog/Verilog simulator and lint tool that compiles hardware designs into multithreaded C++ or SystemC.

PanJiaChen / vue-element-admin

A Vue and Element UI admin dashboard template with mock data, i18n, and common enterprise page patterns.

ocaml / ocaml

The core OCaml system, including compilers, runtime, and standard libraries for the OCaml functional language.

mit-pdos / xv6-riscv

A teaching operating system: a re-implementation of Unix Version 6 in ANSI C for RISC-V multiprocessors, running on QEMU.

nim-lang / Nim

Nim is a statically typed compiled systems programming language with a compiler, standard library, and tooling.

zammad / zammad

Web-based open source helpdesk and customer support system handling email, chat, phone, and social media inquiries.

armbian / build

Build framework that compiles custom Armbian Linux OS images for ARM single-board computers from source.

finix-community / finix

An experimental Nix-based Linux distribution that uses finit as PID 1 instead of systemd, built to explore NixOS design alternatives.

supabase / realtime

Elixir/Phoenix WebSocket server providing Broadcast, Presence, and Postgres Changes for realtime client apps.

swiftlang / swift

The Swift programming language compiler and toolchain: a memory-safe, high-performance systems language with C and Objective-C interop.

stevearc / oil.nvim

Neovim file explorer that lets you edit the filesystem by modifying a normal buffer and saving.

ucb-bar / chipyard

Open-source Chisel framework for building agile RISC-V systems-on-chip from cores, accelerators, and peripherals.