Windows

Progressive Robot's fork of hMailServer: a free, open-source mail server for Windows and Linux. SMTP, IMAP and POP3, webmail, a REST API, the Control Panel and the browser Control Deck. AGPL-3.0-or-later. Maintained by Progressive Robot Ltd.

Nexa cryptocurrency multi-platform personal-use wallet.

Report-only Windows machine auditor in pure PowerShell: disk composition, duplicates, health, and network checks. No installs, never modifies the system.

Personal Windows maintenance scripts

AutoSettings - Windows setup in one line: irm https://get.autosettings.win | iex. Release files exactly as served. https://autosettings.win

Native Rufus-like USB ISO/IMG writer for Linux (Qt6). Windows & Linux live, persistence, DD, secure erase.

GigAdmin Desktop für Windows 10/11: die Veranstaltungen deiner Vereine als Liste und Kalender – auch ohne Netz. Verbinden per Code (ohne API-Schlüssel), mehrere Vereine, GigAdmin im eigenen Fenster automatisch angemeldet. Kostenlos. Download: www.gigadmin.de/laden/desktop

Local inventory and build manager for electronic components. It keeps the parts list, project BOMs, purchase orders, and the paperwork around a build on Windows PC.

Copyright R.C. Tober AB. All rights reserved.

Open source RGB lighting control that doesn't depend on manufacturer software. For Windows, Linux, MacOS.

Supports a wide variety of RGB components, peripherals, accessories, and lights across many manufacturers.

See the README or https://openrgb.org for more information.

🌱🪙💰🦀 Cryptocurrency multichain wallet generator (currently supports dice-based 🎲 entropy).

The Siril image processing software for amateur astronomy

редактор протоколов для ПМЧ Колибри

Tools collection to explore CVE and theirs associated data.

Boîtes de dialogue décrites en XML, ouvertes depuis un script shell. Fork de gtkdialog 0.8.3 : un cœur en C, neuf rendus (GTK 3, GTK 4, Qt 6, FLTK, EFL, SDL 3, LVGL, ncurses, page HTML), Linux, Windows, Android (Termux), BSD et macOS ; lecture d'automates Modbus et OPC UA. Un seul mainteneur.

The open, agent-native UX & UI guide: Apple (Liquid Glass), Windows (Fluent 2), Android (M3 Expressive), Web, CRM & AI-native surfaces — with an agent Skill, MCP server, and Claude Code plugin. Anti-slop built in.

Server-less (decentralized) Virtual Private Network (Open-source alternative to Hamachi, Radmin, ZeroTier, etc.)

CtrlAsistent is a local AI assistant with a graphical interface built in PySide6. It uses llama.cpp to run local LLM models.

https://ctrlasistent.gitlab.io/ctrlasistent/

CtrlAsistent offers: 💬 Chat with tool calling support 🎤 Voice control – speech recognition and TTS 📄 RAG – indexing PDFs, code, text files, and other content 🔌 MCP integration – support for MCP servers, including filesystem and a test MCP 🧠 Skills – modular instructions for specific tasks ⚙️ Workflow engine – support for long-running processes, such as code generation 🛠️ Standard set of tools – web search, browser, email, calendar, XMPP, Matrix, KDE Connect, encrypted memory, and more

Open source server software for TAK clients and CoT software. GolangTAK: one-command TAK server in Go. Not affiliated with tak.gov. Mirror of https://github.com/grangedevgroup-code/TAK-Backend

BloodyMary is an educational tool (trojan-virus or Ransomware) for training cybersecurity specialists, simulating realistic phishing attacks with social engineering elements. This project was created to raise awareness about cyber threats and demonstrate the consequences of running suspicious files.

Predator: ~86 KB AVX2-optimized RandomX CPU miner for Monero (XMR). Windows x64, Full mode, 1-1.5% faster than XMRig in our tests, 1% dev fee.

Looking for an XMRig alternative for Windows?

Predator is a from-scratch, open-source XMR miner built for one coin and one platform. No installer, no CRT dependency, no config files: one tiny executable and four command-line options (pool, wallet, threads, priority).

Features:

RandomX Full mode (~2.5 GB RAM), hand-tuned hot path in C++ and x86-64 assembly AVX2, AES-NI, BMI2, ADX and FMA code paths Tuned for Intel Alder Lake / Raptor Lake and AMD Zen 2 / 3 / 4 Minimal console output: connection, shares, hashrate Optional WinRing0 driver support for MSR access (administrator required) Transparent 1% dev fee, implemented in the open source code

Requirements: Windows 10/11 x64, CPU with AVX2 and AES-NI, about 2.5 GB of free RAM. Light mode, Linux, macOS, ARM, GPU and NUMA/server tuning are not supported.

Download the latest release, edit StartExample.bat with your pool and wallet, and run.