The YALTools is a set of command line tools written in ruby for CouchDB. It provides a unix like command set, mkdb, rmdb, lsdbs, lsdocs, putdocs, csv2json, and more. It aims to provide a power of filters and pipes in *NIX environment.
DataVision is a reporting tool similar to Crystal Reports. DV supports many data sources (JDBC, files) and many output formats (HTML, XML, PDF, LaTeX, Excel, delimited files, DocBook). DV includes a GUI editor. DV is embeddable. Reports are XML-based.
MysqlSpy is a perl/Tk tool to Administrate locally and remote Mysql Database. You are able to Monitor, subqueries, and change data from any Mysql Database.
RailsDB is a web application written in Ruby using the Ruby on Rails web framework to provide a generic interface to popular open source databases such as MySQL, PostgreSQL, and SQLite.
Transmute is an online translation tool for close ended questions. Originally designed to me used in a medical interview, it hosts a variety of questions and responses correlated with their translations in any number of language.