Gitorious is a web-based hosting service for collaborative open source software development projects that use the Gitrevision control system. The name also refers to the open source server software that the Web site is developed and hosted on. According to the Git User's Survey in 2011, Gitorious is the second most popular hosting service for Git, with 11.7% of respondents indicating they use it, behind 87.5% using GitHub. In August 2013, Gitorious AS was acquired by Norwegian and Polish Powow AS.
According to the terms of service, if bandwidth usage for an account, project or repository exceeds 500 MB/month, or significantly exceeds the average bandwidth usage of other Gitorious.org users or customers, Gitorious.org reserve the right to immediately disable or throttle the account, project or repository until the account owner can reduce the bandwidth consumption.