<img src='http://kentonv.github.com/capnproto/images/infinity-times-faster.png' style='width:334px; height:306px; float: right;'>

Cap'n Proto is an insanely fast data interchange format and capability-based RPC system. Think
JSON, except binary. Or think [Protocol Buffers](http://protobuf.googlecode.com), except faster.
In fact, in benchmarks, Cap'n Proto is INFINITY TIMES faster than Protocol Buffers.

[Read more...](http://kentonv.github.com/capnproto/)
