ERDesignerNG is a Java-based entity relationship design and database modeling tool. It has a powerful WYSIWYG interface for physical database design, supports 2D and 3D database modeling, browsing, and design, handles tables, relations, indexes, and comments, supports a central repository for all models (Model Repository), supports subject areas, supports domains, supports MySQL, Oracle, Microsoft SQLServer, PostgreSQL, and H2, creates the SQL DDL statements for schema creation, has an integrated schema version control system, can generate schema migration scripts for every change, stores the database definition as XML files for further processing, can export the database schema as GIF, BMP, JPEG, or SVG files, has an integrated reverse engineering module for existing schemas, has a build in schema compare feature, can generate schema documentation as PDF, HTML, RTF, and other formats, and supports schema conversion between different dialects.
websqlclient (WSQLC or wiskl) is a lightweight HTTP server which allows an end user to access JDBC data sources via automatically-generated data entry screens. It is designed to be used with standard Web browsers and wireless tablet PCs, and is highly configurable. It can connect to any JDBC data source. Its main purpose is to provide rapid data-model-driven development. The websqlclient data entry forms are generated by querying the database system table information, but can be configured manually. websqlclient includes a database-agnostic data loading utility (SQLLoader), a data unloading tool (SQLExport), and SQL scripting capabilities.
BitNami JRubyStack provides a fast, easy way to develop and deploy Ruby on Rails applications on a Java runtime using JRuby. It includes JRuby, Rails, Java, Tomcat, the GlassFish gem, MySQL, and Subversion. It supports Windows, Linux, and Mac OS X, so you can share the same Rails environment on multiple platforms.
BoneCP is a Java JDBC connection pool implementation that is tuned for high performance by minimizing lock contention to give greater throughput for your applications. It currently beats all known connection pools, including C3P0 and DBCP, as shown on the benchmark section on the site.
The RepairsLab system allows you to manage the entry and exit of equipment repair in a small workshop for repairs or service center. The application allows the printing of a "Repairs sheet" for each device and manages the state of repair. Inside the Repairs ticket, you can enter the features of the delivered and the state of repair. The system provides management of different master data for definition of states of repair, customers, types of equipment, trademarks, and models. You can print a paper "Repairs sheet" in duplicate to store paper and as a delivery receipt for the customer.
BitNami Opina Stack is an easy-to-install distribution of the Opina poll management software. It includes pre-configured, ready-to-run versions of Apache-Tomcat, MySQL, and JDK (optional), so users can get an Opina installation up and running in minutes after answering a few questions. Linux, Windows, and OS X are supported.
mysql-diff is a commandline database structure comparator. It compares the structure of two databases. It currently works with MySQL. A database can be specified as an SQL script or as an URL to a running database. So the tool can compare two scripts, two live databases, or a database and a script. The tool outputs SQL DDL script that can be used to convert one schema to another.