GimmeWikidata is a Ruby gem that provides an interface to search, pull (and, in future, publish) data from Wikidata. It provides a number of classes that encapsulate the data model of Wikidata.

A very simple [Guild Wars 2 API](https://wiki.guildwars2.com/wiki/API:Main) client built with [rest-core](https://github.com/godfat/rest-core). There's also a bundled web application showing your items, serving as an example using the client. There's also a [demo site](https://gw2.godfat.org/)

A minimalist wiki template for Jekyll.

wikiscript-parser - wikitext/script parser (builds abstract syntax tree 'n' more)

The easy to use rails wiki

A quick and simple responsive project wiki theme for jekyll sites and GitHub Pages.

Allows side by side editor/preview functionality for ChiliProject wiki pages

Robut plugin that provides Wikipedia querying functionality.

Display Wiki channel in navbar for wike pages.

A simple wiki Rails engine

A simple library to wrap around some common wiki operations Currently only PMWiki is supported, but more will be added as and when.

A Creole-to-XHTML converter written in pure Ruby

Interact with the Wikidata/Wikibase REST API from Ruby.

a simple wiki on git

Old, tired, crappy wiki, reborn as a Rails 4+ Engine.

Support making docs from hiki to yard, wiki, on gem development directory.

Helper methods for use with God, see wiki for example

gollum wiki as a mountable rails engine

Use Wikidata to get extra information on politicians.

wikitree - wikitext/script abstract syntax tree (ast)