Behind the scenes
概要 + サンプル · 全文は 1,288 語
A quick-reference table of every data source, what it covers, and how accessible it is. Companion to the full narrative in "Where our data comes from".
Costs are approximate and as of mid-2026; treat as orders of magnitude. Access difficulty is a 1–5 score: 1 = "git clone, you're done"; 5 = "vendor partnership required."
| Source | What it covers | Cost | Access difficulty | Notes |
|---|---|---|---|---|
| Football-Data.co.uk | Top European leagues 1993–present, results | Free | 1 | The starter dataset; CSV per league per season. |
| FBref (Sports Reference) | Per-match per-player aggregates from Opta/StatsPerform, broad historical | Free (rate-limited scrape) | 2 | Aggregates only, not raw events. |
| Wikipedia / Wikidata | International tournaments, historical seasons | Free | 1 | Structured back-fill source for pre-2000 data and national-team results. |
| ClubElo | Per-club Elo time-series, free CSVs | Free | 1 | Useful team-strength prior. |
Pro Pass
Data sources at a glance は 1,288 語です。Pass でこのドキュメントとすべてのリサーチノートの全文を解除できるほか、試合別確率、4モデル比較、試合別戦術分析も含まれます。
24h self-service refund·No subscription, no auto-renewal·Access through 31 Dec 2026. See refund policy.