Blazing-fast vector DB with similarity search and metadata filtering
Toolkit for working with and mapping geospatial data
pgBadger is a PostgreSQL log analyzer built for speed.
RAQUEL : "Relational Algebra Query, Update and Executive Language"
Data quality analysis, profiling, cleansing, duplicate detection +more
GUI application for editing database files.
Sedna is a native full-featured XML database management system.
You can admin a SQL Server with php, like PHPMyAdmin for MySQL