Acknow is described as 'Cloud-based platform for implementing knowledge management and collaboration workflows to facilitate knowledge sharing between your company employees and your customers. Build internal or external Knowledge Base, news portal or cross-team communication channels using Acknow'. There are more than 10 alternatives to Acknow for a variety of platforms, including Online / Web-based, Self-Hosted solutions, Mac, Linux and Windows. The best alternative is MediaWiki, which is both free and Open Source. Other great apps like Acknow are Nuclino (Freemium), DokuWiki (Free, Open Source), Confluence (Paid) and XWiki (Free, Open Source).
MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia. It is now used by several other projects of the non-profit Wikimedia Foundation and by many other wikis, including this website, the home of MediaWiki.
Nuclino is the easiest way to organize and share knowledge in teams. Create real-time collaborative documents and connect them instantly like a wiki. Use the tree, board, and graph view to explore and organize your knowledge visually.
Foam is a personal knowledge management and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub. You can use Foam for organising your research, keeping re-discoverable notes, writing long-form content and, optionally, publishing it to the web.
Dokit makes your documentation accessible in just a few clicks on all media (PC, mobile, machines) and integrates with your existing systems (CMMS, PLM, LMS). Easily adapt the platform design to your graphics. Enable single sign-on to make it easier for your users to log in.