Framework built from scratch

Minuscule algebraic types for Ruby

Mandrake loads middlewares conditionally, and it provides two options and DSL for setting conditions

Verify signed HTTP requests from Manifold

A Ruby gem providing development tools for MapLibre GL JS styles, including advanced layer filtering, terrain visualization, elevation profiles, and performance monitoring.

Runs a local server so you can edit and local (auto) save markdown documents.

# Markdown Explorer This Ruby Gem uses Sinatra and Redcarpet to allow you to CRUD markdown files on your local system.

A minimal Rack app for drafting and previewing Markdown

{Marlowe}[https://github.com/KineticCafe/marlowe] is a Rack middleware that extracts or creates a request ID using a pre-defined header, permitting request correlation across multiple services. When using Rails, Marlowe automatically adds itself to the middleware before <tt>Rails::Rack::Logger</...

Mascot rack app for stand-alone of embedded usage.

SSE-based hot reloading middleware with DOM morphing

Transform mathematical images to LaTeX, chemistry structures to SMILES, and documents to markdown with security-first design. Features HTTPS enforcement, path traversal protection, structured logging, and complete MCP (Model Context Protocol) server integration. The geodesic path to mathematical ...

A ruby MVC framework implented using rack.

A simple, non-magical, MVC-ish framework for Rack.

Autoscale your Heroku dynos

Track customer journeys, attribute conversions, know which channels drive revenue. Simple 4-call API: init, event, conversion, identify. Works with Rails, Sinatra, and any Rack application.

Exposes tools over HTTP (SSE) using the MCP SDK.

A Rubyish API client for Endeca's MDEX search engine, using the XQuery API

Simple server to show you what your markdown and other templates looks like when converted to html.

Speedyrails fork of jimson JSON-RPC 2.0 client and server