StandardAPI makes it easy to expose a query interface for your Rails models

Add `or` functionality to models that support AREL to query statuses.

Extended struct constructors

Switchyard combines the Organizer/Action/Context pattern of LightService with functional programming constructs (Result/Option monads, pattern matching) inspired by Deterministic: complex workflows are organized into small single-purpose actions with functional error handling.

Sxn simplifies git worktree management with intelligent project rules and secure automation

A faster implementation of `pattr_initialize` from the attr_extras gem

Functor, Applicative, and Monad interfaces for Ruby

tans-parser parses raw terminal output with ANSI escape sequences into a structured grid representation with per-cell attributes (char, fg, bg, bold, italic, underline, blink). Includes a query API (State) for text search, color inspection, and JSON output, plus heuristic UI element recognition (Selector) for buttons, checkboxes, dialogs, statusbars, and progress bars.

Tarsier is a fast, clean Ruby web framework with async support, compiled routing, and zero runtime dependencies.

TenpaiWakaruMan

The Mechanic 2 is a Rails Engine that provides Ruby code benchmarking capabilities within any Rails application, with full access to your application's classes and dependencies.

Thrift object serialization/deserialization with Base64

Encapsulate error handling, logging, and metrics for thrift servers

Thymeleaf template engine for Ruby

TickTock makes it easy to wrap your Ruby code to measure nested timings and to log them -- even when the code is asynchronous or lazy, so straight-forward blocks do not work. Versions follow SemVer.

Round time using logic and not complex math.

timg (TIM Gem) interacts with tim.band API

A Ruby gem for converting between JSON and TOON format. TOON is a compact serialization format designed for LLMs that reduces token usage by 30-60% compared to JSON. Supports bidirectional conversion, tabular arrays, nested structures, and lossless roundtrips.

Exports OpenTelemetry spans via USDT for tracecap ingestion

A data transformation framework