A set of tools for building reliable services of any complexity

Dead simple client for X (formerly Twitter) API (supports both v1 and v2)

Fix race conditions on one record in Rails: ordered operations, expiring holds, and durable state in your existing SQL database. Solid Objects is a SQL-backed virtual actor library for Ruby on Rails. It brings the Cloudflare Durable Objects programming model to Rails: addressable objects with ord...

Symbiont is a cool implementation of proc-objects execution algorithm: in the context of other object, but with the preservation of the closed environment of the proc object and with the ability of control the method dispatch inside it. A proc object is executed in three contexts: in the context ...

Generate steep type definition from yard annotation.

A lightweight concern that allows IP address restrictions on specific controller actions. Unlike Rack middleware solutions, this operates at the controller level for minimal overhead.

ActiveRecordInTimeScope provides time-window scopes for ActiveRecord models.

ARFI — ActiveRecord Functions Integration. Provides the ability to create and maintain SQL functions that can be used across the project without switching to structure.sql.

Assistant is a tiny, dependency-free Ruby library for writing soft-fail, composable service objects. A service declares its inputs, validates them, runs its body, and returns a uniform result that always carries either a value plus warnings or a list of errors — never raising for expected failure...

Type checking tasks for Bake.

A Ruby port of Boring Avatars with a framework-independent SVG core and an opt-in Rails View Helper.

Cattri provides a clean DSL for defining class-level and instance-level attributes with optional defaults, coercion, accessors, and inheritance support.

ChartJs with ruby.

A Ruby dialect that includes types in the language. Transpiles to Ruby and RBS by leveraging the ruby-next and irbs gems. Type checks with steep.

ClassMetrix allows you to easily extract and compare constants and class methods across multiple Ruby classes, generating clean markdown tables for analysis and documentation.

Confium provides threshold cryptography for Ruby: FROST / CMP20 / GG18 signing sessions, X.509 certificate issuance (CNML-ready), composite PQ-migration signatures, and transparency-log anchoring. Powered by a Rust native extension (magnus + rb_sys) — no separate C ABI to install.

Serves Connect unary RPCs as ordinary Rails controller actions, so every call flows through the normal ActionController::API lifecycle and the Rails observability stack works with no extra wiring.

connpass API v2 client for Ruby

Digital Cookie is the official platform for managing sales of Girl Scout cookies. This client provides an excellent way to teach Girl Scouts about programming in a domain they are familiar with.

A framework for describing and validating data.