Ibis is a federated encyclopedia which uses the ActivityPub protocol, just like Mastodon or Lemmy. Users can create, browse, edit articles and use many other features. If you want to start a wiki for a TV series, a video game, or an open source project, then Ibis is for you!
Germany
EU
Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains, extensions and many other features. It is based on MediaWiki.
United States
FANDOM is a community-based service that allows anyone to create a wiki on virtually any subject. Discover, share and add your knowledge! Wikia is financed by advertisment!
United States
WikiForge is a premium wiki hosting service based on MediaWiki which offers dozens of features such as custom domain support, ElasticSearch, single sign on support, and the ability to choose over 300 extensions and skins.
United States
Wikiful is an online platform that makes it easy to build and share a wiki. Access and edit your wiki instantly from any device using the straightforward editor. Make wikis public or private, add collaborators, and share content effortlessly.
A premium wiki host with top-class quality, excellent support, and VisualEditor (a WYSIWYG application), that puts an individual touch to repetitive business.
Online collaboration software for groups, coworkers, and teams to share documents and codify information into a best practices manual for all employees and new hires in order to accelerate business growth.
United States
Whether you're a global advertising agency or a small business, PBworks lets your team capture knowledge, share files, and manage projects. It tracks every change, and automatically notifies you and your team to keep everyone in the loop.
United States
A free wikifarm project allowing to keep private wiki and build it up through MediaWiki syntax.
UserPress is a wiki plugin for WordPress offering sophisticated functionality wrapped in a simple, intuitive interface. UserPress allows users to edit and create content using your front-end theme (as opposed to the wp-admin area), much like Wikipedia.
Australia
