NationBuilder - The world's first platform for leaders, handcrafted from scratch to help you grow your community and lead them to action.
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.
Crowded Communities - The all-in-one community platform.
Standard Notes - A safe place for your notes, thoughts, and life's work
FUEL CYCLE by Passenger - Think Passenger builds online platforms that allow brands to connect, create and communicate with key stakeholders.
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.