Google's data interchange format.

Clean, lightweight protocol buffers.

Fast and efficient compressed bitmap.

Simple Binary Encoding, one of the fastest message formats around.

Lightning-fast, transactional, file-based FIFO.

Persistent and immutable analogue of the Java Collections Framework.

Fast and persistent queue based on memory-mapped files.

Probabilistic data structure for computing union, intersection, and set cardinality in loglog space.