Ruby C bindings to the excellent Yajl JSON stream-based parser library.

Promises/A+ for Ruby

A gem that easily generates imgproxy URLs for your images

Declaratively filter data via URL params, in any Rack app.

ActiveModel Serializers addon for eliminating N+1 queries problem from the serializers.

Write benchmarks without the hassle

This gem instantiates a Rack middleware for rack-based web applications in order to provide Interactive Application Security Testing and Protection.

CSV based Ruby decision tables.

Raw sql with ruby - ideal for reports, large queries, separating SQL from code logic and CQRS

Aris is a lightweight, high-performance web framework for Ruby with powerful routing, middleware pipeline, and seamless integrations.

Toys template for benchmarks.

bool_attr_accessor is a gem for creating boolean style attributes.

CSV based Ruby decision tables.

Use String#levenshtein(other_str) to get the levenshtein distance between 2 strings. Useful for measuring approximate string similarity, and fuzzy matching.

ls-trace is LightStep's fork of Datadog’s tracing client for Ruby. It is used to trace requests as they flow across web servers, databases and microservices so that developers have great visiblity into bottlenecks and troublesome requests.

A DSL for presenting ActiveRecord::Relations without instantiating ActiveRecord models

Generates date & time events from recurrence rules to support various calendar and scheduling use cases, with an emphasis on speed; the core of the Reprise gem is implemented as a Rust extension to enable its use for performance-sensitive workloads.

A Ruby C extention that is used to control access to shared resources across process boundaries with SysV semaphores.

A modern semantic logger for Ruby inspired by Serilog.