{
  "id": "antigravity",
  "role": "runtime",
  "title": "Antigravity",
  "description": "Google Antigravity IDE — nested under ~/.gemini/antigravity; probed across 1.x and 2.x layouts; Gemini hook event dialect; nested skill layout; tier-1 support.",
  "tier": "core",
  "requires": [],
  "runtime": {
    "configHome": {
      "kind": "dot-home-nested",
      "name": "antigravity",
      "parent": ".gemini",
      "env": ["ANTIGRAVITY_CONFIG_DIR"],
      "probe": ["antigravity", "antigravity-ide", "antigravity-cli"]
    },
    "configFormat": "settings-json",
    "artifactLayout": {
      "global": [
        {
          "kind": "skills",
          "destSubpath": "skills",
          "prefix": "gsd-",
          "nesting": "nested",
          "recursive": false,
          "converter": "convertClaudeCommandToAntigravitySkill"
        }
      ],
      "local": [
        {
          "kind": "skills",
          "destSubpath": "skills",
          "prefix": "gsd-",
          "nesting": "nested",
          "recursive": false,
          "converter": "convertClaudeCommandToAntigravitySkill"
        }
      ]
    },
    "commandStyle": "slash-hyphen",
    "hooksSurface": "settings-json",
    "hookEvents": "gemini",
    "sandboxTier": "none",
    "supportTier": 1,
    "installSurface": "settings-json",
    "writesSharedSettings": true,
    "permissionWriter": null,
    "extendedHookEvents": []
  }
}