Description: Circuit JS is an easy-to-use, interactive circuit simulator and schematic capture tool for the web. It allows users to easily create and simulate circuits using standard components without installing any software.
Type: software
Pricing: Free
Description: phpBB is an open source forum software written in PHP. It allows you to set up an online community and discussion board on a website. It is free to use and allows for custom themes and extensions.
Type: software
Pricing: Open Source