A functional semantic validator tool for validation of several types and rich content.

Typed intermediate representation for node-based computation graphs — schema registry, parser, semantic validator, and LLM prompt utilities.

Lexer, parser, and semantic validator for the .vasp DSL

Command-line semantic validator for JSON-stat 2.0.

Perform structural and semantic validation on an OpenAPI specification, just like Swagger Editor!

Validate identifier/keywords name

Loupe config schema (Zod) — decision-lock contract + JSON Schema + semantic validator.

Validate plugin/preset options

Another JSON Schema Validator

Additional JSON-Schema keywords for Ajv JSON validator

Decorator-based property validation for classes.

String validation and sanitization

Validate XML, Parse XML, Build XML without C/C++ based libraries

OpenTelemetry semantic conventions

Another JSON Schema Validator

Ajv class for JSON Schema draft-04

Semantic validator for JSON-stat 2.0 — layers cross-field cube invariants on top of the official JSON Schema 2020-12 definitions.

Object schema validation

Express middleware for the validator module.

Custom error messages in JSON Schemas for Ajv validator