Open Source Ruby Database Software

Logstash is a server-side data processing pipeline that dynamically ingests data from numerous sources, transforms it, and ships it to your favorite “stash” regardless of format or complexity. It supports and ingests data of all shapes, sizes and sources, dynamically transforms and prepares this data, and transports it to the output of your choice. Logstash is extensible, with over 200 plugins available to let you create and configure your pipeline how you choose.

The MongoDB Ruby Driver is the official MongoDB client for Ruby applications, providing an idiomatic API to interact with MongoDB databases. It enables seamless integration with Ruby on Rails and other Ruby-based frameworks for NoSQL data management.

with_advisory_lock is a Ruby gem that provides a simple and thread-safe way to use PostgreSQL advisory locks within Ruby applications. It allows developers to wrap critical code sections with database-level locks to prevent race conditions across concurrent processes or threads. It’s especially useful in distributed systems, background job processing, or scheduled tasks where application-level mutexes aren't sufficient.

QDBM is a library of routines for managing a database. It is developed referring to GDBM for the purpose of the following three points: higher processing speed, smaller size of a database file, and simpler API..

Evil Seed is a Ruby tool for seeding databases with realistic, localized, and structured test data. It integrates with Rails and uses Faker, but allows more advanced customization like data relationships and repeatable sequences. It’s ideal for developers who need high-quality sample data for testing or demos.

Maybe is an open-source personal finance and wealth management application designed to help users manage their finances effectively. Originally developed as a comprehensive platform, it included features like connecting with certified financial advisors. Although the commercial venture was discontinued, the source code remains available for the community to explore and build upon.

pg_easy_replicate is a simple tool for replicating PostgreSQL data from one database to another using logical replication. It abstracts away the complexity of publication/subscription setup and enables selective table replication. Ideal for developers or data engineers who want quick replication without deep Postgres expertise.

LiteSQL is a codegenerator and C++ library that integrates C++ objects tightly to relational database and thus provides an object persistence layer. LiteSQL supports SQLite3, PostgreSQL, MySQL and oracle as backends.

Redland is a set of object-based, modular and portable C RDF libraries providing RDF APIs for the graph, triple storage (librdf), RDF/XML parsing and serializing (Raptor), SPARQL RDF querying (Rasqal). Language APIs in Perl, PHP, Python, Ruby and others.

Law Leecher is a multi-threaded web crawling tool which extracts laws from the EU law database PreLex (http://ec.europa.eu/prelex/). It's written in Ruby.

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.

PLEASE NOTE THAT THIS PROJECT HAS MOVED TO http://lafcadio.rubyforge.org/. Lafcadio is an object-relational mapping library for Ruby and MySQL.

The Medlane project is an attempt to create a set of tools that will enable librarians to move from the standard MARC (MAchine Readable Cataloging) format to a new library/museum XML format. This move will ensure traditional library/museum data remains

Download code, Learn code, Share code. The Ongoing Object-oriented Perl Project. scripts, tutorials, modules, case studies, anything OOPerl --not excluding contributions of OO discipline in other programming languages.

get_ranking_gtk is a gui-based webpage-searching program. It searches the online-ranking of the MMOG Regnum Online for all statistics about a given player and shows them to the user. It requires additional Ruby, GTK and Ruby-Gnome2.

RDQS is a shell for querying various datasources such as SQL from a common interface. It does/should offer different data outputs, syntax highlighting, (grammatical) completion, shell interaction (e.g. backticks) and programmability

This ruby module will provide sql serialization for ruby objects in a transparent manner. The only requirement of this module is that all classes that are to be stored in an sql database uses it as a mix-in.

Ruby9i is a Ruby library that provides access to Oracle9i using the Oracle Call Interface. It is planned to support all major Oracle9i datatypes. If desired, its features can be accessed through a Ruby DBI-compatible API.

TaminoOnRails provides a Ruby-based DBMS adapter as well as a ActiveResource adapter for Software AG's XML database management system Tamino. With the help of these adapters Tamino users can easily create web-based frontend for their XML datasets.

The Registry Server (jUDDI) offers a mechanism for humans or software applications to advertise and discover Web services. The Java Web Services Developer Pack (Java WSDP) Registry Server implements Version 2 of the Universal Description, Discovery and I

Displays/manages exercise data like speed, time, heart rate etc. Import from Garmin "Forerunner"-devices and export of the track-data to Google Earth is possible as well.

Address WebBook is simple web application programmed in Ruby on Rails with possibility of categorizing posted people.

ACDA is a tool helping you to archive your CDs or DVDs. It stores meta information about the media and is very configurable (custom fields, views). Scans files on the media to locate them later. Various export possibilities, including a web interface.

Web application to show information about empty homes. Some statistics can be gathered for each city, search homes, comment them, etc.