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.
ZenHub - ZenHub is how the world's best software teams work together. Trusted by NASA, Docker, and Rackspace. Start free today!
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.
Nifty - Manage projects, work, and communications in one place.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.
Foreword - High impact workshops to help you thrive at startups