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.
Sametable App - Sametable is a simple way to manage tasks and projects on anything, and assign them to anyone, with the familiarity of a spreadsheet.
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.
InsEYEte - InsEYEte is a modern project management software that effectively boosts your productivity no matter you are an individual or a whole organization.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.
Keeni Procedures - Paperless operating procedures for space and beyond.