Get suggestions to tune Ruby's garbage collector

🎉 performant confetti animation in the browser

Windows inside a Docker container.

Migrate and update data alongside your database structure.

An efficient, lightweight class library for interacting with an Apple iPod device.

Detect non-atomic interactions within DB transactions

Useful tools to help construct database queries with ActiveRecord and Arel.

An easy-to-use, zero-downtime schema migration tool for Postgres

Easy CLI tool for making zero downtime schema changes and backfills in PostgreSQL

PostgreSQL zero-downtime migrations made easy

Postgres partitioning as easy as pie

🎮 · Jazz² Resurrection: Native C++ reimplementation of Jazz Jackrabbit 2

A collection of useful little scripts for database analysis and administration, created by our team at PostgreSQL Experts.

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Quickly get a count estimation for large tables (>99% of accuracy for PostgreSQL).

🔍 Rails N+1 queries auto-detection with zero false positives / false negatives

A Rails engine for queueing and managing data migrations.

Postgres Query Optimizer Extension that guarantees your desired plan will not change

SVG:::Graph is a pure Ruby library for generating charts, which are a type of graph where the values of one axis are not scalar. SVG::Graph has a verry similar API to the Perl library SVG::TT::Grap…

Autonomous (self-hosted) BitTorrent DHT search engine suite.

Unix pager (with very rich functionality) designed for work with tables. Designed for PostgreSQL, but MySQL is supported too. Works well with pgcli too. Can be used as CSV or TSV viewer too. It sup…

A case study of CSR.

Attach comments to ActiveRecord's SQL queries

Provides a readable API to express expected outcomes of a code example

Dualboot your Ruby app made easy

Quarantine flaky Ruby Rspec tests

A Ruby code quality reporter

Safer Ruby hash and array traversal

A collection of Rack middleware to support JSON Schema.