Ajv: Detailed Overview & Metrics

v8.16.0(16 days ago)

This package is actively maintained.Types definitions are bundled with the npm packageNumber of direct dependencies: 4Monthly npm downloads

Ajv is a fast and feature-rich JSON schema validator for JavaScript. It allows you to define and validate JSON schemas to ensure the structure and data integrity of JSON documents. Ajv supports JSON Schema draft-04, draft-06, draft-07, and JSON Type Definition (RFC8927) standards, making it versatile for various validation needs.

Compared to other JSON schema validators, Ajv stands out for its performance and extensive feature set, including support for asynchronous validation, custom formats, and custom keywords. It is actively maintained with regular updates and a strong community support, making it a reliable choice for JSON schema validation in JavaScript projects.

Alternatives:
joi+
yup+
zod+
class-validator+
superstruct+
jsonschema+
fastest-validator+
is-my-json-valid+
tv4+
parambulator+

Tags: javascriptjsonschemavalidationperformance