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: Wolfram Alpha is a computational knowledge engine that allows users to get instant expert-level answers to questions on math, science, and many other topics by typing queries in plain language. It understands and computes answers across many domains.
Type: software