voxpupuli / json-schema

Ruby JSON Schema Validator

dry-rb / dry-validation

Validation library with type-safe schemas and rules

djezzzl / database_consistency

The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

ridgepole / ridgepole

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL. (like Chef/Puppet)

interagent / committee

A collection of Rack middleware to support JSON Schema.

caxlsx / caxlsx

xlsx generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx excels at helping you generate beautiful Office Open XML Spreadsheet documents without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.

brettchalupa / graphql-docs

Easily generate beautiful documentation from your GraphQL schema.

exoego / rspec-openapi

Generate OpenAPI schema from RSpec request specs