I did some research here on Product Hunt but most of the nice ones are more for API documentation and kinda expensive.
- 3ProProfs Knowledge BaseLook out for a simple and effective tool like ProProfs Knowledge Base. It’s cloud-based, feature-rich, and easy to use. Right from creating a document to publishing it, this tool has everything you need. It’s customizable, user-friendly, and comes with a simple pricing structure, so you don’t have to think twice before going for it.