Ardoq - Software Architecture Diagram Tool. Single platform for textual and visual documentation; Automatically generated diagrams based on data; Model driven .
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
BiZZdesign - Enterprise Architecture software that helps organizations dramatically increase the success rate of complex enterprise transformation, strategic investment allocation, and risk management.
Standard Notes - A safe place for your notes, thoughts, and life's work
iServer365 by OrbusSoftware - The Next Generation SaaS Platform for Architecting Your Digital Future.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.