Version 1.0.0 of the OmniAuth authentication framework was released today. See also the blog post detailing some of the changes.

If you aren't using Guard to automate your development projects (Ruby and otherwise), you should be! Learn the basics and get started with this new post.

Just launched OmniAuth, a unified authentication middleware for Rack that works with everything from Twitter to LDAP.

We just released the OAuth2 Gem to connect to OAuth 2.0 providers (right now, that means Facebook's new Graph API).

If you're a user of Mash or someone who likes things built on hashes, be advised! Hashie is a new library that solves the namespace conflict once and for all as well as adds some new tools. Blog post here.

TweetStream is a brand new gem to connect to the Twitter Streaming API. It also includes built-in daemonization functionality.

Want to create a Twitter application today, this morning, like right now? This template will get you there.

Share components between Rails apps with Git Submodules. Run-through includes setting up RSpec and autotest for your shared components.

TwitterAuth is a new Rails plugin that lets you use Twitter as a single sign-on provider and get up and running with a Twitter API app in about 10 minutes. It also supports the brand new Twitter OAuth beta.

Learn how to use rufus-scheduler for really easy Rails task scheduling.

Canonical URLs are the new hints that let you specify a single URL as 'canon' for search engines to increase your search index coherency. Implement it in your Rails apps with the new canonical-url plugin.

If you haven't used SASS to style your web applications, you're missing out.

Colorist is a new gem for easily manipulating colors with an emphasis on simplicity for web-oriented uses.

Fetches is a new Rails plugin that allows you to easily create memoizing parameter-based record-fetching helpers in a controller.

Mobile Fu is a new Rails plugin that makes it really easy to support a variety of non-iPhone mobile devices in your Rails application, including device-specific CSS targeting.

SubdomainFu is a new Rails plugin hoping to better solve the age-old problem of using and navigating between subdomains in Rails applications.

Acts As Community is a social network exclusively for Rubyists that has been developing over the past few months. It features standard social network fare (photos, videos, groups, events) as well as an open-source project directory integrated directly with GitHub and a Ruby job board.

The multi-context tagging Rails plugin acts_as_taggable_on has received a substantial number of updates including tag ownership, find related items, and Rails 2.1 GemPlugin support.

Seed Fu is a new Rails plugin that provides a simplified syntax for creating and maintaining "seed data," the pre-loaded data necessary to run an application.