MathMod is a free open-source 3D mathematical visualization tool for rendering implicit and parametric surfaces from equations with OBJ export support.
  • Download MathMod

  • Download MathMod – Free 3D Mathematical Surface Visualization Software

FreeBooth is a free photo booth software for Windows with countdown timer, photo strip layouts, green screen support, and instant print capability.
  • Download FreeBooth

  • Download FreeBooth – Free Photo Booth Software for Windows Events and Parties

ScriptCommunicator is a free open-source scriptable serial terminal supporting RS-232, TCP, UDP, SPI, I2C, and USB HID with JavaScript automation.
PyGlossary is a free open-source dictionary converter supporting 50+ formats including StarDict, GoldenDict, Kindle MOBI, EPUB, and Aard2.
Task Coach is a free open-source personal task manager with subtask hierarchies, effort time tracking, due dates, priorities, and reminders.
Super Auto Clicker is a free lightweight Windows auto-clicker with configurable click speed, button type, position, and hotkey control.
KShutdown is a free open-source advanced shutdown scheduler for Linux and Windows with countdown, clock, and process-based power action triggers.
BiglyBT is a free, ad-free, open-source BitTorrent client with I2P support, swarm merging, extensive plugins, and an Android remote control app.
NHibernate is a free open-source ORM framework for .NET that maps C# objects to relational databases with automatic SQL generation, caching, and LINQ support.
Narrowlink is a free self-hosted open-source tool for securely accessing devices behind NAT and firewalls without port forwarding or VPN.