Open5e vs PotterDB

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

Uptime · 30d
Uptime · 90d89.2%100%
Uptime · 30d85.0%100%
P50 · ms646525
P95 · ms43081193
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseSRD content under OGL 1.0a; API/site MIT-licensedUnverified (data derived from Harry Potter Fandom, CC BY-SA)
Free tierFree, no API key requiredFree — no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open5e vs PotterDB: common questions

Which is more reliable, Open5e or PotterDB?

On our scheduled checks, PotterDB leads on measured uptime — Open5e at 89.2% versus PotterDB at 100% 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, Open5e or PotterDB?

PotterDB has the lower median latency in our checks — Open5e responds in 646 ms versus PotterDB at 525 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 Open5e and PotterDB need an API key?

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

Can I call Open5e and PotterDB from the browser?

Yes — both Open5e and PotterDB 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 Open5e and PotterDB free for commercial use?

Open5e has unclear commercial terms, and PotterDB 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.