LabiKnow is a powerful Knowledge Base & Customer Onboarding Solution with Customizable Help Center Site, Embeddable Help Widget with Answers and option to Contact Support, Announcements and Public Roadmap.
Slab - Slab is a knowledge hub for the modern workplace. We help teams unlock their full potential through shared learning and documentation. Slab features a beautiful editor, blazing fast search, and dozens of integrations like Slack, GitHub, and G Suite.
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.
Stonly - Create interactive step-by-step guides
Standard Notes - A safe place for your notes, thoughts, and life's work
Obsidian.md - A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
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.