
Description: Trilium Notes is an open-source hierarchical note taking application focused on building large personal knowledge bases. It has a tree-structured notes system allowing easy organization of ideas and supports features like linking between notes, embedding media, tagging, encryption, etc.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Historious is an open-source browser extension for Firefox and Chrome that keeps track of your browsing history and allows you to search through it. It indexes pages you visit for fast searching later.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API