Repository Issue Activity (beta)

#2668 `validateSchema` ignores unknown properties even though `strict` option is set to `true`

#2660 Track fast-uri v4 migration (currently pinned to ^3.0.1)

#2658 CVE-2026-16221 vulnerability in fast-uri

#2666 Using $schema to validate against meta-schema is protocol-sensitive. Should it?

#2664 required/properties/dependencies treat Object.prototype property names (toString, constructor, __proto__) as present in the data

#2662 removeAdditional does not work when additionalProperties is not explicitly false

#1945 ajv.compile not working in react native but working in react web after v7.0.0 release.

#2635 Satisfy zero or one properties, but not two, in strict mode

#2649 deepPatternProperties & deepPatternRequired & uniquePatternProperties

#2651 JTD compileParser rejects valid JSON encodings of enum values (raw byte compare against the JSON.stringify form)

#2650 discriminator rejects schemas whose tag values are Object.prototype member names (toString, constructor, ...)

#2645 JSON Schema improvement

#2643 Copyright: update year in per-file headers (Debian package node-ajv)

#2641 `oneOf` with ~2000+ variants causes "Maximum call stack size exceeded"

#2638 feat: Global additionalProperties validation option

#2624 uniqueItems/enum/const crash with TypeError when input contains object with non-function toString or valueOf property

#2633 Maximum call stack exceeded with 600 oneOf options AND allErrors: true

#2605 Add support for Standard Schema

#2565 Performance optimization opportunities for JSON Schema validation

#2557 Memory leak introduced by recent update

#2542 Large extra-CPU usage and extra delay when validating, after upgrading from Ajv6 to Ajv8

#2594 Fail to validate a time value.

#1567 Support standaloneCode with JTD parsers/serializers

#2619 Replace jsontypedef.com link in docs (domain appears unmaintained / unsafe)

#2491 Allow it to work on edge (e.g. cloudflare workers)