Martian Open Source

Advanced Procfile-based process manager for web application development. With it, you can efficiently run several processes from your Procfile in a single terminal.

Realtime server powering all types of realtime features: chats, collaboration, streaming, IoT data and more.

One of the most popular and most depended-on npm libraries, PostCSS transforms CSS using an extensible plugins API. With more than 200 plugins, developers can lint CSS, support variables and mixins, transpile future CSS syntax, and more.

A new way to connect clients and server. Instead of sending HTTP requests (AJAX/REST), it synchronizes the log of operations between client, server, and other clients through WebSockets.

A Ruby gem that provides a straightforward way to pass Ruby variables to the Rails frontend code.

Git hooks manager for Node.js, Ruby, or any other type of projects.

OKLCH Color Picker & Converter helps designers and web developers pick and convert colors in OKLCH and LCH color space, enhance a11y in their projects, and prepare for a future with a vibrant P3 color space.

A Figma plugin that ensures UI text is readable by leveraging the new APCA algorithm.

Brings Ruby programming into your browser, streamlining the process of writing and running Ruby code.

An open source SaaS that provides maturity maintenance certification for Ruby libraries.

A Figma plugin that answers the question “How should I name this color?” once and for all.

A Sketch plugin that allows you to use ⌃⌘S to switch an active tab on a tab bar you’re designing, an active navigation section in a menu, or a page number in a pagination control.

A Photoshop™ script for web designers and frontend engineers.

A tiny JavaScript framework for web pages designed to split your app to separated blocks.

Gem Check lets users check out all the best Ruby practices in one place.

A JavaScript library for easily constructing URLs for images processed with imgproxy.

A simple and clean SVG icon pack with the code to support Ruby on Rails, Sprockets, Node.js, Gulp, and Grunt.

A JavaScript library that can detect if a browser tab is currently active for a user.

A tool for removing configuration files, fields, and development scripts from package.json before publishing to npm.

A tiny state manager for React, React Native, Preact, Vue, Svelte, Solid, Lit, Angular, and vanilla JS.

A tiny router for the Nano Stores state manager

A data fetcher library for Nano Stores state manager.

A development-only Rails engine that gives AI coding agents live answers from your booted app, and lets any gem ship agent skills matched to your Gemfile.

Add components from React, Vue, Svelte, and other frameworks to your Hotwire application.

A TypeScript type generator for Ruby serializers.

A tool to simplify and smooth the Docker Compose utilizing.

Tools and extensions to pack and run Rails apps on Wasm.

A collection of tools and guides on building component-based Rails applications on top of Rails Engines and gems

A tooling-grade Ruby parser.

A collection of tools and guides to help turn legacy Ruby on Rails code into legendary code.

A cloud-based Martian swiss army knife for voice calls, VoIP, conferencing, and voicemail. Powered by VoxImplant

An alternative, Rust-based implementation of stellar-core, the core component of the Stellar network.

This Ruby gem for simplifies working with eBay XML APIs.

Ruby client to eBay RESTful JSON API.

Empower PostgreSQL migrations in Rails app.

Improve GraphQL Ruby applications performance with the ability to cache response fragments.

A Ruby gem for runtime data validation and monitoring.

A safe and extensible templating language that compiles to Ruby.

GraphQL subscriptions for AnyCable.

The k6 extension helps with the implementation of a fully-featured load testing scenario involving AnyCable Demo application xk6-cable.

A Ruby gem designed to detect an image’s real dimensions without decoding it.

An Action Cable command-line client written in mRuby.

A command line tool for testing WebSocket servers using scenarios.

Lightweight Action Cable implementation to bring Rails real-time experience to any Ruby application.

A magical Ruby DSL for transforming params in HTTP controllers.

A Ruby library for validating API implementations against OpenAPI documents.

A Ruby library for validating JSONs against JSON Schemas.

Lazy loading associations for Active Record models.

An ActiveRecord extension which adds typecasting to store accessors.

The tool offers RSpec and Minitest matchers designed to prevent the "N+1" queries problem.

A plugin for graphql-ruby to reduce HTTP request sizes by sending a request ID instead of an entire selection set.

A collection of helpers that allows writing elegant Ruby tests.

A Ruby gem to simplify working with JSON database columns which are used to store various unstructured data.

A framework that provides an entry point for all types of Rails notifications.

Seamless integration between Alba serializers and Inertia Rails.

A modern full-stack starter application with Rails backend and React frontend using Inertia.js based on the Laravel Starter Kit.

A modern full-stack starter application with Rails backend and Vue.js frontend using Inertia.js based on the Laravel Starter Kit.

A modern full-stack starter application with Rails backend and React frontend using Inertia.js based on the Laravel Starter Kit.

A framework that provides an Action Mailer-like API for describing notifier classes.

Isolator helps detect non-database side effects during database transactions.

Allows to use ActiveRecord transactional callbacks outside of Rails models.

A Ruby mechanism for pending product features that take longer than a single release cycle.

A small domain-specific language for building class initializers with parameters and options.

Nested structure with type constraints for Ruby, based on the dry-initializer DSL

Human-friendly DSL for writing HTTP(s) clients in Ruby

A Ruby tool for creating partial anonymized dump of your database based on your app models

A Ruby gem that turns the frozen_string_literal compile option automatically

A Ruby gem containing a number of rubocop rules to keep GraphQL-related code tidy.

A Kuby plugin designed for deploying AnyCable applications.

A wrapper over Rails Event Store which adds conventions and transparent Rails integration.

The toolkit to build, deploy and install application templates for Ruby and Rails applications.

A collection of extensions and developer tools for ViewComponent.

The tool to run Rubocop against your Markdown files to make sure that the code follows style guidelines and has valid syntax.

RuboCop Gradual is a tool that helps track down and fix RuboCop offenses in your code gradually.

OmniAuth Strategy for eBay Apps (for using with eBay REST APIs).

Slotted counters technique implementation for Ruby on Rails.

A Ruby gem to integrate PostgreSQL's enum data type into ActiveRecord's schema and migrations.

Provides additional implementations of cursor-based paginations for GraphQL Ruby gem.

A framework-agnostic scheduler for running recurring jobs.

A straightforward way to implement communication between Rails Engines using the Publish-Subscribe pattern.

Fast library for converting RGBA images to 8-bit palette images. Written in Rust; can be used with C

Sidekiq middleware to re-route excess jobs of “greedy” users to slower queues

A IDNA2008, UTS46, IDNA from WHATWG URL Standard and Punycode implementation in pure Ruby.

A collection of extensions, developer tools, and the community documentation for Inertia's Rails adapter.

Unofficial Docker images for Fullstaq Ruby, a custom build of Ruby MRI

Allows identical Sidekiq jobs to be processed with a single background call.

Bulk-pushes tasks to Redis when you need it to.

Sidekiq strategy to support a granular queue control—limiting, pausing, blocking, querying.

Protobuf AssemblyScript compiler.

Generates Terraform provider schemas and unmarshallers from protobuf definitions.

A Ruby gem to quickly rebuild trees in PostgreSQL implemented via the Closure Tree pattern.

Inspect Nano Stores state in Redux DevTools. Every store is named after your code, with no setup per store.

A typed, reactive Web Components wrapper powered by Nano Stores. Under 2.5 KB.

JavaScript library to improve keyboard UI of web apps.

Unit tests for TypeScript definitions in your JavaScript open source library.

A tool to automate Helm's tiller migration from ConfigMap releases backend to Secrets-based backend for Kubernetes and Helm users.

Tiny library to transform JavaScript objects between different states.

Type-safe messages and requests between workers, iframes, tabs, and Figma plugins.

Tiny, type-safe evolutions for versioned data. Storage-agnostic and dependency-free.

An Astro documentation theme: dark mode, interactive playgrounds, SEO routes, and LLM endpoints in one integration.