GeoKettle is a powerful, metadata-driven spatial ETL (Extract, Transform and Load) tool dedicated to the integration of different data sources for building and updating geospatial databases, data warehouses and services.
Mapstorer is a PHP/MySQL based tool for managing UMN MapServer projects. It allows users to maintain map projects via web browser and create MapServer configuration files (mapfiles) on the fly.
Web-based AJAX tool for creating diagrams of icons and links between them. Features include Google Maps & Google Earth integration, configurable tool palettes, and automated palette generation from a Google Local query.