Check easily whether a gem is ready for Rails 4 or not.

A tool for easy online testing and sharing of database problems and their solutions.

Rove.io is a service that allows you to pregenerate typical Vagrant builds.

Convert MySQL Queries to MongoDB Syntax

A better way to conduct remote interviews
WebRTC based video chat + code editor = Awesome interviews

Online code editor and playground.

Online validator for iCal files

Your favorite site doesn't provide news feeds?
This free online service converts any web page to an RSS feed on the fly.

Maqetta is an open source project that provides WYSIWYG visual authoring of HTML5 user interfaces. The Maqetta application itself is authored in HTML, and therefore runs in the browser without requiring additional plugins or downloads.

SQLFormat is a free online formatter for SQL statements.

Ideone is an online compiler and debugging tool which allows youto compile source code and execute it online in more than 60 programming languages.

Mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application.

Online vault and password manager that knows nothing about you and your data.

Everything you submit is locally encrypted by your browser before being transmitted to Clipperz. The encryption key is a passphrase known only to you! It is impossible for anyone without that key to decrypt your data.

Powerful graphics editor for your web browser and pc

Landing page optimization for your mocks and wireframes.

Fivesecondtest helps you fine tune your landing pages and calls
to action by analyzing the most prominent elements of your design.

Digital Publishing Platform

Color palette generation tool

Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js

Online mind mapping software