Features : Easy Chirp

Features

All links are keyboard accessible (and visual styling on focus as well as hover states).
DM, Favorite, Reply, Re-tweet, and Delete links are all visible by default.
Simple, consistent layout and navigation (and signed-in username always displayed).
Headings and page titles are implemented for optimal accessibility. This includes an H3 heading (for author screen name) added to tweets to assist with screen reader users.
Works great with or without JavaScript.
Ajax actions are concluded with an alert (JS or ARIA) that notifies the user of the result of the action.
Large default text size and high color contrast.
Text resizes many levels without breaking.
Access keys (keyboard shortcuts) to main menu items.
Looks great in all screen resolutions from 800-pixel width to 1600 and higher.
Forms and data tables are marked up for optimal accessibility.
Code is semantic, light, and adheres to best practices in Web Standards.
If a tweet is in response to another (and marked as such in the data), a clearer link is provided to the that tweet (not hidden). There's also a more obvious link to the "permanent page" for the tweet.
ARIA is implemented including document landmark roles, alert roles, and live region for the dynamic character counter.
Skip-to-content link provided (once logged in).
Tested on all major browsers: IE6, IE7, IE8, Firefox, Safari, Opera, and Chrome.

When writing a tweet, a character counter and a Shorten URL feature (can choose bit.ly or weba.im) are available.
Retweet, Quote tweet, Reply, Reply-to-all, and Favorite links easily accessible on each tweet.
Trends page contains lists for weekly, daily, and current trends.
A page to search tweets is available and also provides valuable searching tips.
Ability to search users; earch for Twitter accounts by name.
Add, delete, and run saved searches.
Quick and easy Go to User feature available on every page; with choice of profile and timeline.
Inline threading of tweets; displays reply "conversation". (Click the "responding" link in a reply tweet.)
View, subscribe, and create Twitter Lists.
Popular Links page provides the top links currently being Twittered. Choose between all, news, images, and video.
In tweets, search terms are linked automatically to the internal search results page (terms marked with a hash "#").
Easily send a message to the author of the tweet (with "@" icon link) through auto-entry of the user name.
Much easier to review a tweet when replying and re-tweeting.
Runs great on mobile devices such as the iPhone and Droid.
View friends and followers. Blocking is supported.
Public Timeline page is provided.