A persistent data structures server based on the Redis protocol using LevelDB to store data.

Erlang people responsible for http://code.google.com/p/osmos/. This might be too advanced for an Erlang beginner.

An Erlang implementation of on-disk sorted sets. The details of the format are undocumented but incredibly important - I've tried to build a similar API before while keeping the data files sorted on disk. The cascading writes that were necessary to keep the file ordered killed it. Now I need to learn Erlang.

All I want for Christmas is a SQL database with no JOINs, secondary indexes, UNIONs, views, character sets or anything else. Just exact and range primary key lookups, GROUP BY, ORDER BY, LIMIT and SQL_CALC_FOUND_ROWS.

MOAR NOSQL

Somewhat in between BashReduce and Hadoop, built by Nokia