KiCad - A Cross Platform and Open Source Electronics Design Automation Suite
Time2Hunt Lite - Time2Hunt Lite is one of the best mobile apps that allow you to use solar/lunar data to determine the best time to go fishing or hunting.
LTspice - LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.
Hunt Wisconsin - Hunt Wisconsin is an app that helps you to find the new public lands for hunting, save your secret hunting spots, and brush up on the regulations in the Wisconsin region.
Fritzing - Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to...
BaseMap - BaseMap is the only outdoor app you will ever need. Turn your phone into a GPS, map your outdoor adventures, and interact with the BaseMap community.