
Description: Negasonic is an open-source alternative to Sony Vegas video editing software. It provides basic video editing features like trimming, splicing, transitions, titles, audio editing and format conversion.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Overtone is an open source audio synthesis and signal processing library for Clojure. It provides a way to create and manipulate sounds using a functional programming approach, allowing developers to easily generate and transform audio in real time.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API