make user input be valid xhtml and format it with gsub("\n", "<br/>") etc. you can partially allow some tags and don't escape them.

Fronde helps you to convert Org mode files into websites, giving you full control over the publication process.

YO, this gem is a convenient web scraper for Bandcamp releases. Currently, it scrapes artist and release information.

Command line tool for client side web application development

Frostale allows active directory login through a ruby gem.

With this small library it should be much easier to generate import file to Lime Go.

Growl notifier for Formspring.me

fsinv indexes file systems. It creates a complex inventory of one or more file system hierarchies and supports output formats like JSON, YAML, XML, binary (ruby marshall dump) and SQLite3 db (via active_record).

Libraries supporting the FAIR Testing Resources Vocabulary - Tests and test outputs.

A local runner for your TeamCity build failures.

Find the current fuel prices in Europe. The average fuel price for each European country will be scraped from the fuel-prices-europe.info website.

Fullstack framework

Fundamentus.com.br is a brazilian site that provides financial information about companies listed in Bovespa (the brazilian stock market). This gem can be used to save data from specified stocks in JSON format for later processing.

An Open Financial Exchange client.

A Ruby library to query the fundsexplorer.

A command line tool to interface with FurAffinity

Replace Kanji to Hiragana poword by yahoo furigana service.

A simple yet very effective library to get awesome-looking URLs in Ruby on Rails with ActiveResource, without a database table to handle it.

Portable document authoring. Fuse HTML, JavaScript, CSS, images and fonts into standalone HTML files.

Flex SDK version manager