Hellotxt. CoTweet® by ExactTarget. Streamie. HootSuite. Twimbow. The Rainbow vanished Hi folks, today is a sad day here in Twimbowland, In the last communiques, Twitter discouraged the development of new applications replicating the core Twitter Experience, called “Traditional Clients”, among which Twimbow is included. They outlined some rules ( read here ) which disheartened us and now we have no longer enthusiasm to continue our adventure.