Lichess vs Traveller Map

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

Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%100%
P50 · ms4361184
P95 · ms40884428
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Lichess vs Traveller Map: common questions

Which is more reliable, Lichess or Traveller Map?

Both are neck-and-neck — Lichess and Traveller Map each measure 99.02% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Lichess or Traveller Map?

Lichess has the lower median latency in our checks — Lichess responds in 436 ms versus Traveller Map at 1184 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 Lichess and Traveller Map need an API key?

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

Can I call Lichess and Traveller Map from the browser?

Yes — both Lichess and Traveller Map 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 Lichess and Traveller Map free for commercial use?

Lichess has unclear commercial terms, and Traveller Map 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.