This VS Code extension exposes the possibility to sort, format and validate yaml files.

Command line tool to validate YAML syntax of input file.

An open source yaml schema validator. just like json schema - only better

Pre-flight linter for Jinja2/Ansible repositories with Git pre-commit hooks

Rule-based JSON/YAML validator using JSON schemas

validate YAML files using JSON schema

A simple, interactive, web based YAML validator

A gradle plugin which validates YAML files.

Validate YAML documents using a YAML schema

Multi-platform Docker container with utilities to process YAML files (yamllint, yamlpath, yq, json2yaml...).

CI plugin to validate yaml files

Make JSON schemas easier with a basic YAML DSL

A data validator based on YAML rules

Yamlator is a CLI tool that allows a YAML file to be validated using a lightweight schema that defines the expected structure. When executed, the YAML is compared against the rules to validate that the relevant keys and data types are present. Once validated, a list of violations will be displayed to help amend the YAML file.

Enterprise Validator for YAML, JSON and XML formats and also options for Base64 encoding and decoding.

YAML document schema validator and transformer

YAML parser/validator based on Lexepars parser lib.

🌐 Composer plugin that validates translation files in your project.

OPA Test Runner: Apply policies to arbitrary json or yaml data using OPA and Rego.

Dockerized version of kwalify: Parser, schema validator, and data binding tool for YAML and JSON.