Tech stack
15 projects use Ruby.
Decentralized microblogging network of independently run ActivityPub servers
Mastodon is a decentralized microblogging social network where thousands of independently operated servers federate through ActivityPub, so a person on one server can follow and reply to people on any other.
Open-source community platform for discussion, chat, and support
Discourse is a self-hosted community platform that combines threaded discussion with built-in chat, search, and moderation tools.
Customer conversations from every channel in one inbox
Chatwoot collects website chat, email, WhatsApp, Instagram, and SMS into a single agent inbox with shared assignment, canned replies, and a help centre.
Open-source document signing with self-hosting and a signing API
DocuSeal is an open-source electronic signature platform for creating PDF forms, sending signature requests, and collecting binding signatures online.
Open-source project management with Gantt charts and agile boards
OpenProject is a GPL-licensed, open-source project management platform for classic, agile, or hybrid teams, with Gantt scheduling, boards, issue tracking, and time reporting.
Language detection library behind GitHub language stats and code highlighting
Linguist is the open source Ruby library GitHub uses to detect blob languages, ignore vendored and generated files, and generate the language breakdown bar on every repository.
Open-source usage-based billing with metering, invoicing, and entitlements
Lago is an open-source billing platform for usage-based, subscription, and hybrid pricing, with metering, invoicing, and payment orchestration behind one API.
Self-hosted personal finance app for everyone
Sure is a self-hosted personal finance app for tracking accounts, transactions, investments, and budgets with full control of your data.
Free kanban boards from 37signals, hosted or self-hosted
Fizzy is a modern kanban board app from 37signals for tracking tasks, ideas, and projects on boards with columns and cards.
Self-hosted project management with issue tracking and Gantt charts
Redmine is a GPL-2.0 licensed, self-hosted project management web app built on Ruby on Rails, with issue tracking, Gantt charts, time logging, and multi-project support.
Open-source helpdesk and customer support platform
Zammad is an open-source helpdesk and customer support platform that unifies email, chat, phone, and social channels, with self-hosted or managed cloud operation under an AGPL-3.0 license.
Open-source ecommerce framework for Rails brands
Solidus is a free, open-source ecommerce platform built as a Ruby on Rails engine, giving brands a full store backend they can customize end to end.
Self-hosted group chat with rooms, DMs, and @mentions
Campfire is a self-hosted group chat system with rooms, direct messages, @mentions, search, and file attachments, built by 37signals.
Source-available live chat, support inbox, and marketing messaging
Chaskiq is a self-hostable customer messaging platform combining live chat, a shared team inbox, a help center, and marketing campaigns.