Startup Rocket By Buildily - The best startup tool kit for founders in one membership
TwitLonger - TwitLonger is the easy way to post more than 140 characters to Twitter
Startup Toolkit - Interactive how-to guides to launch your startup
Privatter - Privatter is the easy way to share long texts and pictures set limit on your followers. You can post them by Sign in with Twitter account to this site.
JumpStart Toolkit - A pack of tools and goodies to jumpstart your startup
Twitter text Splitter - Twitter text Splitter is a chrome extension that helps you to publish multiple tweets of your writing or a paragraph on your newsfeed.