Your Guide to Open Source
Ohloh is a new kind of software directory, combining community-driven content with a unique source code crawler that monitors up-to-date development activity.
Search Projects
Ohloh's objective reports and community feedback help you find the software you need.
Search People
Open source is open collaboration. Find people who use and create open source.
Counting 16,243,367,897 lines of code
Indexing 551,010 open source projects
Connecting 1,488,949 open source contributors
Tracking 477,808 source control repositories
Compare Languages
Compare 97 different languages based on commits, contributors, lines of code changes, and the total number of new projects.
