Generate JSON objects with a Builder-style DSL, inspired by jbuilder

A library for writing HTML in plain Crystal.

Tell you what happen when x changes to y.

An Online Shopping Mall For South China Normal University (Language: Crystal , Framework: Kemal)

The simplest params checker in controller for Ruby on Rails

A gem for checking the consistency and conformity between YAPI API documentation and code

An Online Judge (OJ) for South China Normal University, finished by Kemal. http://www.scnuoj.cn

Convert Image to rgb565 binary

Quill Rich Text Editor for ActiveAdmin