artesea

Allows simple integration between your sidebar widgets and the official twitter widget 
** THIS WIDGET WILL STOP WORKING AFTER MAY 7TH 2013 ** 
This is when Twitter stop unauthenticated calls to their API, and block the old 
widgets. https://dev.twitter.com/blog/api-v1-retirement-final-dates 
This plugin won’t support the new Twitter Widget. 
For more information about them please visit: https://twitter.com/settings/widgets

(Un)offical Twitter Widget

Allows simple integration between your sidebar widgets and the official twitter widget ** THIS WIDGET WILL STOP WORKING AFTER MAY 7TH 2013 **

oniswap

Important notice: Twitter shut down their v1 API and use now the v1.1, to update your mini twitter feed you need to go on https://twitter.com/settings/widgets/new create a new widget and get your Twitter widget ID. You can update the id on the shortcode or widget. ([minitwitter id=”TWITTER_WIDGET_ID” username=”YOUR_USERNAME”] or in the field “id” in the widget section). 
You get this Twitter Widget ID from the code provided by Twitter when you create this widget: data-widget-id=”TWITTER_WIDGET_ID” or in the URL https://twitter.com/settings/widgets/TWITTER_WIDGET_ID/edit.
The plugin “mini Twitter feed” or twitter timeline puts Twitter on your WordPress blog, you can add your tweets or the tweets from the folks you like, lists, queries…
You can display up to 100 tweets within 7 days (limit set by Twitter’s Search API).
It displays tweets from your feed or from the Twitter Search, from a list or from your favorite users. It is very flexible and modular.

Mini twitter feed

Embed your twitter feed or the twitter timeline from your favorite users on your Wordpress blog. Shortcodes and widgets are used.

(Un)offical Twitter Widget vs Mini twitter feed