● COMPLIANCE

Attribution

Liquipedia· CC-BY-SA 3.0

Tournament metadata, team Infoboxes (country, region, founded date, tier), and roster history. Liquipedia content is licensed under Creative Commons Attribution-ShareAlike 3.0. Derivative reuse is shared back under the same license.

OpenDota· MIT (free, optional API key)

Pro match list, full match details (picks/bans, per-player stats), heroes / items / patches / game-modes / lobby-types reference data, and team / player rosters.

STRATZ· Stratz API ToS

Schedule data (per-league GraphQL feed) and advanced analytics. Stratz heavy users surface outbound referral links to stratz.com on any match / player page.

Steam Web API (Valve)· Steam Web API ToS

Live league games (currently in progress), league listing, and per-account persona / avatar / country information used during sign-in.

Minimap art· Mixed: CC-BY-SA 3.0 + MIT

Three optional minimap backdrops are vendored under frontend/public/minimap/ and selectable via the in-cockpit map switcher:

liquipedia.jpg — Liquipedia Commons Game_map_7.40 thumbnail, CC-BY-SA 3.0.
valve.png — Liquipedia mirror of Valve’s in-game Gamemap_7.40_minimap_dota2_gameasset render. Reused under Valve’s non-commercial fan-content allowance with credit.
opendota.jpg vendored from github.com/odota/web (MIT), file public/assets/images/dota2/map/minimap.jpg.

We do not scrape any site without a public API. Per brief §4: HLTV.org is out of scope; only documented APIs are consumed.