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
Description: Readwise is a read-later app that helps you track, organize and review highlights from articles, books and websites. It syncs highlights from Kindle and Pocket automatically, allowing you to easily revisit your highlights later.
Type: software