an attempt at a fast_blank for JRuby

Memory-efficient scalable Bloom Filter that grows dynamically. No upfront capacity needed. 20-50x less memory than Set, perfect for Rails apps.

Add default config files to projects just by including the gem.

Parallel HTTP requests via libcurl curl_multi API. Releases GVL during I/O, compatible with Async gem and Fiber scheduler. Supports execute (all), first_execute (first N), stream_execute (yield as ready).

FastFind is a high-performance Find alternative for Ruby implementations with effective thread concurrency, particularly JRuby.

A fastlane wrapper for the apadmi build tools plugin

Inits fastlane folder structure and enables metadata configuration in YAML format

Ruby wrapper around C matrices implementation

Enables FastMcp RackTransport to authenticate users via JWT tokens passed through Authorization headers with configurable callbacks for token decoding and user lookup

Enables FastMcp RackTransport to work in cluster mode by broadcasting messages via PostgreSQL NOTIFY/LISTEN across multiple Puma workers

Retrieves the source code for a method (and its comment) and does it faster than any other existing solution

Serialize and deserialize Open Sound Control messages using rtosc

A robust, type-safe Ruby SDK for seamless integration with the FastPix API platform for media uploads, live streaming, playlists, analytics, and signing keys.

Hash#slice implemented in C

Minimal set of optimized string scanning methods for high-throughput workloads like log processing, CSV parsing, HTTP parsing, and text analytics. Pure C implementation with no external dependencies.

Fasttrack is an easy-to-use Ruby wrapper for Exempi, a C library for managing XMP metadata. Fasttrack provides a dead-easy, object-oriented interface to Exempi's functions.

index load path to accelerate boot of bundler-based apps with lots of gem dependencies

Fast way to read and write in microsoft office xlsx

Active Record provides "optimistic" and "pessimistic" modules for row-level locking, but provide nothing to do full-table locking. Fatalistic provides this.

A CLI tool that scans the `/app/models` directory in a Rails application to identify 'fat models' based on conditions defined in this gem.