Best Userdoc Alternatives & Competitors in 2025

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Easy to maintain open source documentation websites

Open Source

The fastest AI note-taker to capture your scattered thoughts and turn them into organized notes.

Try for free freemium

Modern Publishing, Simply taking your books from ideas to finished, polished books.

Open Source

Tettra is a company wiki that helps teams manage and share organizational knowledge.

freemium

Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.

A collaborative developer hub for your API or code.

Valispace is a modern browser based tool for complex hardware development that connects data for engineers, efficiently manages requirements and much more.

paid Free Trial

Simple and powerful requirements management tool enabling easy requirements gathering, traceability tracking and offline collaboration.

A central hub for all your files.

Cronhub helps you to easily monitor all your cron jobs in a beautiful dashboard. It alerts you when your cron job doesn't run on time or it fails.

Innoslate is a complete product lifecycle management tool integrated with systems engineering, program management, and product design capabilities.

Almware is a software requirements management platform that offers a set of tools for defining, planning, testing, and maintaining software requirements.

Confluence is content collaboration software that changes how modern teams work