Description: Debuggex is a free online visual regex tester. It allows you to visually construct regex patterns and test them against input strings to see if there is a match.
Type: software
Pricing: Free
Description: Inspectrum is an open-source tool for analyzing captured signals, mainly from software-defined radios. It can decode common signal types like FM radio and display spectra and waterfall plots.
Type: software
Pricing: Open Source