When comparing Tiki vs DokuWiki, the Slant community recommends DokuWiki for most people. In the question“What are the best multi-user wikis?” DokuWiki is ranked 1st while Tiki is ranked 18th. The most important reason people chose DokuWiki is:
To install you need a webserver running PHP 5.2 or later where you unpack the downloaded archive and navigate to install.php in your browser, fill out the necessary information required for the one-page installer and you are done.
Specs
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Pros
Pro It's a full featured CMS
Tiki supports user-account management, permission management, allows managing menus, customizing layout, etc.
Pro Bitnami stack
Bitnami stack available for Cloud or install as Virtual machine.
Pro Lots of built-in features
Tiki includes tracker, chat, newsletter, forum and much, much more functionality out of the box.
Pro Free and open source
Tiki is licensed under LGPL.
Pro LDAP support
Pro Upgrades are smooth
Because all features of Tiki are supported by core developers, compared to a model where the wiki relies on third-party extensions that may or may not get upgraded along with the core codebase, the upgrades are a lot easier.
Pro Easy to set up and mantain
To install you need a webserver running PHP 5.2 or later where you unpack the downloaded archive and navigate to install.php in your browser, fill out the necessary information required for the one-page installer and you are done.
Pro Local and open source
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Pro Plain-text file storage
Dokuwiki does not require a database, it stores everything in plain-text.
Pro Version control
Dokuwik offers unlimited page revisions.
Pro Access control
DokuWiki has built-in ACL support.
Pro Runs on any PHP server
It requires a webserver running PHP 5.2 or later of any kind.
Pro A dedicated page for recent changes
A dedicated page to quickly note what has changed recently can be set up.
Pro Search functionality
DokuWiki allows searching through pages.
Pro Very last, consuming very few Local
Local....
Pro Good selection of plugins
DokuWiki offers over a thousand plugins to extend its functionality.
Pro Good selection of themes
DokuWiki offers over a hundred templates to change the visual appearance of the site.
Cons
Con Can feel bloated
Since there's so much stuff in Tiki already built-in, it can be overwhelming if all you need is a simple wiki.
Con Lots of plugins to manage
DokuWiki is highly modular. Even thing like WYSIWYG editors and categories have to be added separately as plugins. This can quickly lead to managing lots of plugins.