Details - HeadDB

Warning: The UUIDs are not real.

Command

/give @p skull 1 3 {display:{Name:"W",Lore:["Skull from HeadDB.org"]},SkullOwner:{Id:"ca6d8e10-fb1b-3d4c-8969-08468b4c667f",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYWVkY2Y0ZmZjYjUzYjU2ZDQyYmFhYzlkMGRmYjExOGUzNDM0NjIzMjc0NDJkZDliMjlkNDlmNTBhN2QzOGIifX19"}]}}}

API Usage

GET https://headdb.org/api/head/ca6d8e10-fb1b-3d4c-8969-08468b4c667f

{
  "name": "W",
  "uuid": "ca6d8e10-fb1b-3d4c-8969-08468b4c667f",
  "value": "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYWVkY2Y0ZmZjYjUzYjU2ZDQyYmFhYzlkMGRmYjExOGUzNDM0NjIzMjc0NDJkZDliMjlkNDlmNTBhN2QzOGIifX19",
  "valueDecoded": {
    "textures": {
      "SKIN": {
        "url": "http://textures.minecraft.net/texture/aedcf4ffcb53b56d42baac9d0dfb118e343462327442dd9b29d49f50a7d38b"
      }
    }
  },
  "command": "/give @p skull 1 3 {display:{Name:\"W\",Lore:[\"Skull from HeadDB.org\"]},SkullOwner:{Id:\"ca6d8e10-fb1b-3d4c-8969-08468b4c667f\",Properties:{textures:[{Value:\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvYWVkY2Y0ZmZjYjUzYjU2ZDQyYmFhYzlkMGRmYjExOGUzNDM0NjIzMjc0NDJkZDliMjlkNDlmNTBhN2QzOGIifX19\"}]}}}"
}

Minecraft Head Database

GET https://headdb.org/api/head/ca6d8e10-fb1b-3d4c-8969-08468b4c667f