Hydra
Hydra is a simple, highly redundant pull-based messaging system. It uses CouchDb as its message store, and replication to deliver messages. It can be used by any language capable of making HTTP calls, and a C# client implementation is included.
Description and documentation
To find out more about Hydra, please visit the GitHub wiki at http://github.com/NorthNick/hydra/wiki or the CodePlex project page at http://hydra.codeplex.com.
Releases
The latest binary release is available from the CodePlex project page; and the latest code release is available from the GitHub tags page at https://github.com/NorthNick/hydra/tags or the CodePlex download page at http://hydra.codeplex.com/releases.
Installation
See the Install.txt file.