JSON
Exact values, strict UTF-8, native Codable, Pointer, presence and finite resource reports.
API reference Exact values and native codingPublic Swift documentation
Exact JSON. Clear contracts.
Keep decimal values exact, Unicode scalar keys distinct and resource use explicit. Explore four Swift libraries that carry those semantics from input bytes to validated, transformed and encoded output.
Swift 6.4+ · Swift language mode 6 · macOS/SDK 27+ · No package dependencies
JSONSchema
Draft 2020-12, explicit offline registries, immutable plans, annotations and bounded regex.
API reference Offline schema validationJSONStreaming
Pull events and values, strict NDJSON, root-array completion and awaited output chunks.
API reference Completion and backpressureJSONPatch
Transactional RFC 6902 JSON Patch and RFC 7396 Merge Patch with exact value semantics.
API reference Choosing and applying patchesStart with the contract
Read the package overview and executable examples, then choose a reference above. The behavior contracts explain exact numbers, scalar identity, offline schema evaluation, cumulative budgets and stream completion.
These native DocC references track main and publish after native, safety and documentation CI pass. Retain your resolved package commit for reproducible dependencies. Build source: a2733dd85a31. Build information.