PDF generator (from HTML) plugin for Ruby on Rails

Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

Forms made easy for Rails! It's tied to a simple DSL, with no opinion on markup.

《史上最简单的Spring Cloud教程源码》

mirror from https://git.chainmaker.org.cn/chainmaker/chainmaker-go

draw.io is a JavaScript, client-side editor for general diagramming.

xlsx generation with charts, images, automated column width, customizable styles and full sch...

Roo provides an interface to spreadsheets of several sorts.

Free, simple, and intuitive online database design tool and SQL generator.

Ruby finite-state-machine-inspired API for modeling workflow