SQLObject is a Python ORM.
Java Application Framework
Monitor Java applications - SQL, HTTP, Methods, Exceptions and more.
Deductive Database with Datalog, SQL, RA, TRC, DRC
Online bibliographic manager for research groups. Zotero-compatible.
An Open Source "product catalogue" that is customizable and versatile.
Database management in a single PHP file
A pure Java JDBC driver for Microsoft Access database files
World's first open source data quality & data preparation project
Data-aware replacements for many of the standard Java Swing components
Concise spatial query and representation system (c-squares)
Helping users to quickly understand SQL queries
Command-line sql JDBC tool
Database SQL, query tool, using JDBC for Oracle,SQLite,PostgreSQL,etc