Using B+Tree to join tables inside an index
Chess Database and Toolkit program
Chess Database and PGN viewer
Astronomical Database
DB-Library functions which provides a MySQL interface for CLIPS
A complete tool for creating and managing MSAccess databases.
elementary database files for Java, B+ tree index files, ISAM
Connect processes into powerful data pipelines
Information Manager(split/analyze/compare/combine).
:wrench: Cross-platform GUI management tool for Redis
Very easy to use databrowser and query console for SQLite3 based on QT
Free tool designed to make client side hacking easy
SolidDB Storage Engine for MySQL