GDBrowser vs Open5e

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d99.02%89.2%
Uptime · 30d100%85.0%
P50 · ms209646
P95 · ms8724308
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedSRD content under OGL 1.0a; API/site MIT-licensed
Free tierFree — no API keyFree, no API key required
Rate limit150 req/window · 149 remaining · resets 1783513202Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

GDBrowser vs Open5e: common questions

Which is more reliable, GDBrowser or Open5e?

On our scheduled checks, GDBrowser leads on measured uptime — GDBrowser at 99.02% versus Open5e at 89.2% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, GDBrowser or Open5e?

GDBrowser has the lower median latency in our checks — GDBrowser responds in 209 ms versus Open5e at 646 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do GDBrowser and Open5e need an API key?

Neither needs a paid key — GDBrowser is callable with no signup, and Open5e is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call GDBrowser and Open5e from the browser?

Yes — both GDBrowser and Open5e send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are GDBrowser and Open5e free for commercial use?

GDBrowser has unclear commercial terms, and Open5e has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.