{
 "slug": "atcoder",
 "name": "AtCoder",
 "officialUrl": "https://atcoder.jp/?lang=en",
 "appUrl": "https://atcoder.jp/?lang=en",
 "summary": {
  "ja": "競技プログラミングのコンテストを定期開催するサイト。ABC・ARC・AGCなどの種類があり、ランキングや練習用コンテストも用意されている。",
  "en": "A competitive programming site that holds regular contests of several kinds such as ABC, ARC and AGC, with rankings and practice contests."
 },
 "features": [
  "定期コンテスト",
  "ランキング",
  "殿堂入り一覧",
  "練習コンテスト",
  "日本語・英語UI"
 ],
 "developer": {
  "name": "AtCoder Inc.",
  "url": "https://atcoder.co.jp/",
  "country": null,
  "slug": "atcoder-inc"
 },
 "platforms": [
  "Web"
 ],
 "hasWeb": true,
 "japaneseSupport": true,
 "usesAi": null,
 "aiTech": null,
 "pricing": {
  "type": null,
  "freePlan": null,
  "note": null
 },
 "category": {
  "slug": "education",
  "ja": "教育・学習",
  "en": "Education & Learning"
 },
 "tags": [
  "競技プログラミング",
  "コンテスト",
  "アルゴリズム"
 ],
 "isIndie": null,
 "released": "2012(フッターのCopyright Since 2012)",
 "logoRef": null,
 "sources": [
  "https://atcoder.jp/?lang=en"
 ],
 "checkedAt": "2026-11-05",
 "status": "collected",
 "urls": {
  "ja": "https://appnavi.dev/ja/apps/atcoder/",
  "en": "https://appnavi.dev/en/apps/atcoder/",
  "markdown": {
   "ja": "https://appnavi.dev/ja/apps/atcoder/index.md",
   "en": "https://appnavi.dev/en/apps/atcoder/index.md"
  }
 }
}