Rails Rumble is an annual 48-hour web developer challenge. This site is a showcase of some of the many applications that were developed during contests past and present. Only the apps that are still online are listed.

For more news and information, please visit the blog or peep our tweets.

Looking for something specific? Use the filters to search the archive.

  • 24_medium


    What is Twoups? Often at a conference or event (real or virtual), the participants will engage in conversations over twitter but there might not be concensus over what hash tags to use, or those hashtags in use might not be communicated out to all the...

    Created by JoshReedSchramm, johnmiller, wyattearp

  • 25_medium


    Tweet yourself a website! Make a tiny website easily with a couple of public timeline tweets using hashtags.

    Created by yaroslav, shurikp, at

  • 26_medium


    PeepNote allows the user to import their twitter contacts and keep notes on them, including why they followed them, why they stopped following them, and other notes to help remember the important things about the people you meet online.

    Created by bburridge, pothoven,

  • 27_medium


    Pockets is visual voicemail for Twitter.

    Created by dancroak, fredyates, jayroh, r00k