Description: Eagle is an electronic design automation (EDA) software used for printed circuit board (PCB) design. It allows schematic capture and laying out of PCBs. Eagle has a free version for non-commercial use, and paid versions with more features.
Type: software
Pricing: Freemium
Description: Mailman is an open source mailing list management system. It helps manage email discussion and announcement lists, allowing users to subscribe and unsubscribe, and helping admins moderate and post to the lists.
Type: software
Pricing: Free