🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

Add custom fields to ActiveRecord models at runtime.

A tiny (239B) utility for constructing `className` strings conditionally.

Presenting names of people in full, familiar, abbreviated, and initialized forms (but without titulation etc)

Official Ruby client for https://func.live - a collection of handy online functions

A block-style editor with clean JSON output

⛏️ Redmine plugin that powers a project list with progress bars for every project and version.

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel. Works with React, Angular, and Vue. Supported by the Handsontable team ⚡

Object-based searching.

Replaces scaffolded controllers, and more.

Agnostic pagination in plain ruby

AuxiliaryRails::Resourceable module speeds up development by loading your controllers with RESTful (CRUD) actions.

A small gem to replace the inherited resources

🧛🏻‍♂️ One theme. All platforms.

💎 AuxiliaryRails gem - a collection of classes, scripts, generators for Ruby on Rails helping you get things done, better and faster.

Minimal CSS Framework for semantic HTML

List of awesome CSS frameworks in 2026

The Markdown-based note-taking app that doesn't suck.

Ruby on Rails deployment using Ansible - with Lets Encrypt, Sidekiq, PostgreSQL, nginx & puma

TablePlus macOS issue tracker

A collection of lightweight, standardized, rails-oriented patterns.

RuboCop ErgoServ - ErgoServ's shared configs for RuboCop.

Rails plugin to dry-initializer gem

Our DVELP'ment cookbook!

📙 ErgoServ Developer's Handbook - a collection of guides, recipes, and scripts for helping you get things done, better.

Build maintainable Rails apps

Collection of useful modules for Rails.

Plugin for adding little 'pips' , 'floats' and labels to a slider.

RSpec driven API testing framework