Quarry is a triple store implemented in python and PostgreSQL. Instead of using one large triple table, data in Quarry is split into ''signature tables''. There is one signature for each unique set of properties describing any resource. For example, one resource might have properties _lastnam...

Pykesto is currently being written in Python 2.6. It shall be *a schemaless, transactional, concurrent, queryable (indexable), object-oriented database* for Python applications. Pykesto should provide the easiest way to write persistent Python objects. Pykesto should become to Python what db4o is...

GT.M[tm] is a vetted, industrial strength, transaction processing application platform consisting of a schema-less database engine optimized for extreme transaction processing throughput & business continuity plus a compiler for the MUMPS language. The parent project page is: https://sourceforge...

Keeps track of Pojo based object structure in RDBMS. Schemafree is a key/value store based on Mysql. It directs to a specific Mysql shard by looking at the ID, it runs a mod function on the ID's hash. We support a special ObjectCollection case that can maintains id->id mappings, which once sent ...

DovetailDB is a schemaless, JSON-based database. It is similar in spirit to Amazon's [http://www.amazon.com/b?ie=UTF8&node=342335011 SimpleDB], but allows for javascript to be executed on the server, and, within that context, provides full transaction support. DovetailDB's native JSON data format...