GitHub gems: open-source software from small creators1,148 projects

DD

Deep Dive is a timer and time tracking program, available on Linux.

P/E/T/S 2037, the perpetually work-in-progress RPG.

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A fast, concurrent open-source network scanner with a TUI and plain-text CLI, built in Go. It discovers live hosts on your network, scans their open ports, resolves hostnames, and fingerprints operating systems.

AP

Premium, fully offline, and secure Android password and 2FA TOTP manager.

FW

Solve fun word search puzzles! Connect letters & challenge your brain.

Open-source Godot 4 tactical extraction FPS set in Jianghai Old City, with AI squadmates, online co-op, persistent loot and loadouts, and 5v5 demolition.

Local-first screen recorder and timeline editor for polished developer demos.

T

A 2.5D wuxia platformer in Godot 4: 30 chambers built from ASCII text maps, each proved beatable by a headless rule engine and BFS solver. Play it in your browser.

G

Annotate your screenshots.

Ultra-fast hybrid IPv4/IPv6 port scanner with adaptive concurrency, banner grab, TLS sniff, and built-in httpx + nuclei recon pipeline — written in async Rust.

See every device on your home network - including the Zigbee, Z-Wave, Matter and Bluetooth LE ones an IP scan cannot find. Self-hosted, MIT, with two-way Home Assistant integration.

CleanMic - noise-free virtual microphone for Linux.

Bjorn Detector: One-Click SSH Access to Your Device in a radar style.

I

Native macOS IPv4 network scanner with device discovery, port scanning, vendor lookup and snapshots. SwiftUI, Apple Silicon + Intel, signed in-app updates.

Desktop Git client that shows history as an editable timeline. Drag to cherry-pick, preview rebases, undo anything. Rust + Tauri 2 + React.

The all-in-one Android hardware toolkit. 29 tools for wireless analysis, sensor monitoring, network scanning, and security auditing.

I

A Pokémon-style adventure built with Codex, featuring AI-generated maps, NPCs, branching saves, and multiplayer. The adventure never ends.

Descoberta de hosts na rede local (macOS + Linux): enumera quem e o quê está conectado — IP, MAC, fabricante e tipo de dispositivo.

Multithreaded network reconnaissance and port scanner built for cybersecurity research and pentesting labs.

Open-source LAN scanner and manager for Windows, Linux and macOS. Auto-discovery and cross-vendor device classification, a physical topology map showing which switch port each device is on, backups, firmware updates, an…

Build complex nmap commands with an intuitive TUI.

T

🕰️ A local-first TVA-styled Git client with GitHub integration.

B

Bjorn Manager is a minimal UI that finds Bjorn devices (LAN/USB), autofills IPs, connects over SSH, runs the Bjorn installer, restarts the service, and shows basic status/logs. No terminal gymnastic just click and go.

PORT808 - Advanced multi-threaded network security scanner with protocol fingerprinting, vulnerability detection, domain intelligence, TLS/HTTP analysis, and comprehensive reporting.

Fast local network scanner with hardware identification and a terminal UI.

72-in-1 Python CLI penetration testing toolbox — nmap-grade scanning, WPA2 handshake analysis, shellcode engine, hash cracking, OSINT & more. Zero dependencies, cross-platform.

A fast, native desktop Git client with AI-powered commit messages, a self-contained libgit2 engine (no system Git required), native merges with a conflict editor, and a themeable UI — for Windows & Linux.

Network scanner for BTCPay Server instances — version detection, SSRF CVE auditor (< 2.4.2), and Lightning node discovery.