
Description: The Tagger is a free, open-source data labeling tool for annotating images, audio, and text. It allows users to quickly create projects, upload data sets, create labeling schemas, assign tasks to team members, and monitor labeling progress.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MusicBrainz Picard is an open source music tagger that allows users to organize and tag their digital music files. It uses the MusicBrainz online database to lookup and auto-tag files based on acoustic fingerprints or other metadata.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API