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.

  • 18_medium


    Quippopotamus allows you to store quips and quotes that you find noteworthy in one place.

    Created by WanderingMatt, texel, panpainter, loe

  • 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

  • 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

  • 30_medium


    Find the best sales and deals online. Users can vote great sales or deals up or they can vote bad ones down. As a member you can save sales you want to check on later, join in sale discussions, and much more!

    Created by brendanlim, skyfallsin, adambair, PaulOstazeski

  • 31_medium


    Tiptorial.net is a place for you to easily share computer tips and walk-throughs with others. It helps you organize instructions into a step-by-step process, adding screenshots along the way. You can also use tiptorial as a library for keeping tr...

    Created by zef

  • 32_medium


    Upload your mockups. Link them together. Garner feedback. Repeat. Mocksup gives you a better idea of how your mockups will really work by linking them all together, giving the illusion of working pages -- and getting you higher quality feedback.

    Created by bigfleet, adamhowell

  • 34_medium


    Flowcoder: An Evolution of the Code Snippet Site Flowcoder has what you would expect from a code snippet side: multiple language support, raw code view, and support for embedding on other sites. What was missing for us and what we really wanted was ...

    Created by trevorturk, scottymac, gbuesing

  • 35_medium


    * Easily reward your biggest fans. People love your app. Use AffiliApp to love them back. * Instant Affiliate Program creation. Have your affiliate program up-and-running in minutes. * Unbranded from the affiliate perspective. The portion us...

    Created by smeade

  • 11_medium


    Do your friends owe you money? Do you owe your brother a beer? Track and share any debts between you and your friends with nDebted and always know what you owe!

    Created by dgebhardt, lgebhardt