Developer Cloud
Check code in and out, document work/versions, etc. and write and debug code, all using SciCloud.net®'s free cloud-hosted tools. And if you want, you can get more hosting space, create development and test environments, demo sites and more through Server Cloud. And you may also find it very useful to join sciForge.net, the central SciCloud.net® developer community, and perhaps other related communities.
You also get free use of the SciCloud.net® App Lab, where you and any collaborators can test your apps or plugins/add-ons. As a member of SciCloud.net®'s community of lab, science, health and informatics professionals, it's just part of the many resources and benefits available to you!