{
  "answer": {
    "definition": "The latest release is less than 12 months old.",
    "label": "active",
    "sentence": "msgpackr last released 2.1.1 on 2026-10-18."
  },
  "data": {
    "deprecated": false,
    "deprecation_message": "",
    "description": "Ultra-fast MessagePack implementation with extensions for records and structured cloning",
    "downloads_monthly": 186022824,
    "ecosystem": "npm",
    "first_published_at": "2020-08-11",
    "homepage": "https://github.com/kriszyp/msgpackr#readme",
    "latest_published_at": "2026-10-18",
    "latest_version": "2.1.1",
    "license": "MIT",
    "maintenance": "active",
    "maintenance_definition": "The latest release is less than 12 months old.",
    "majors": [
      [
        "2",
        "2.0.0",
        "2026-05-02",
        "2.1.1",
        "2026-10-18"
      ],
      [
        "1",
        "1.0.0",
        "2020-11-27",
        "1.12.1",
        "2026-06-09"
      ],
      [
        "0",
        "0.1.0",
        "2020-08-11",
        "0.6.0",
        "2020-11-20"
      ]
    ],
    "median_days_between_majors": 1045,
    "median_days_between_releases_24m": 3,
    "name": "msgpackr",
    "release_count_12m": 20,
    "repository_url": "https://github.com/kriszyp/msgpackr",
    "runtime_requirements": [],
    "supported_runtimes": {},
    "synced_at": "2026-10-19",
    "version_count": 140
  },
  "description": "Keelbench rates how actively msgpackr is maintained on npm and links its latest version to the runtimes it supports. msgpackr last released 2.1.1 on 2026-10-18.",
  "noindex": false,
  "path": "/pkg/npm/msgpackr/",
  "schema": "keelbench.page.v1",
  "title": "msgpackr maintenance and runtime support",
  "type": "pkg-package",
  "updated_at": "2026-10-18",
  "url": "https://keelbench.com/pkg/npm/msgpackr/"
}