List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=576
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            },
            "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
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                "username": "VikingKoala",
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                "summary": "Die Gruppe für alle, die sonst im Go7 spielen.",
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        {
            "id": 1947,
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                "id": 43473,
                "username": "emei",
                "country": "fr",
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                "id": 78,
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            "analysis_enabled": false,
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            "ended": "2013-02-01T22:07:32Z",
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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        {
            "id": 126132,
            "name": "Ava Dawn",
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                "icon": "https://secure.gravatar.com/avatar/d2e3b4f862994259324abe2305ccfc4d?s=64&d=retro",
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                },
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                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to second tournament",
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            "ended": "2025-03-07T09:09:07.000308Z",
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                "professional": false,
                "ui_class": ""
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            "description": "<h2>Rules</h2>\n\n<ul>\n\n\n<li>Time-out twice in a tournament, Pausing or Vacation setting is looked on as resigning all the rest games, resulting in \"Lost by Disqualified\".</li>\n\n</ul>\n<h2>Attention</h2>\n<ul>\n\n<li>Please don't let the <strong>apologyless</strong> time-out happen; if no time, resign.</li>\n\n</ul>",
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            },
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            "exclude_provisional": true,
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            "subsequent_pairing_method": "random",
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        {
            "id": 999,
            "name": "Lovro's FIRST 9x9",
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            "started": "2010-02-06T11:56:06Z",
            "ended": "2010-02-06T10:56:06Z",
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        {
            "id": 59803,
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            "description": "Please don’t take vacation during this tournament.\n\nConditional Moves & Analysis is turned off.",
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