v1.0.1

Features

• Strict deep structural equality for JSON-compatible values:
  • number, string, boolean, null
  • nested arrays and plain objects
• Runtime-optimized comparison:
  • Tailored branch orderings for V8 and JavaScriptCore
• Tiny output (~2.5 kB minified)
• Zero dependencies
• Fully type-safe with JSONCmpValue union type

Benchmarked against

• lodash.isEqual
• fast-equals
• dequal/lite
• native JSON.stringify fallback
• Node’s built-in isDeepStrictEqual

See benchmark for full results.

Environment support

• Node.js ≥ 18
• Modern browsers
• Cloudflare Workers
• Deno
• Bun