JSR Registry API
JSR (JavaScript Registry) API: package listing from the Deno-built TypeScript-first registry.
Operational
Last checked · response time 987 ms
90-day uptime
Monitoring since · 76 days of data
Past incidents
No incidents reported.
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No incidents reported.
- Guardian-measuredResolvedRegistry API: HTTP 500 · resolved after 5m
- Guardian-measuredResolvedRegistry API: HTTP 500 · resolved after 4m
- Guardian-measuredResolvedRegistry API: HTTP 500 · resolved after 9m
Recent changes
No changes detected in 76 days of monitoring (since 2026-06-12).
Integrate
The live status, 90-day uptime figure and change history on this page are also machine-readable: embed the badge, poll the JSON, or subscribe to the feed. No key needed.
Status badge: 
Markdown embed: [](https://guardiandev.ai/apis/jsr-api)
Machine-readable: JSON (versioned v1, CORS-enabled) · Atom feed of drift & outage events.
Guardian probes https://api.jsr.io/packages?limit=1 about every 5 minutes. How Guardian measures.