Details - HeadDB

Twitter

Warning: The UUIDs are not real.

Command

/give @p skull 1 3 {display:{Name:"Twitter",Lore:["Skull from HeadDB.org"]},SkullOwner:{Id:"6dd9dbde-6ec3-3abb-8ea4-7b83085dee99",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMzY4NWEwYmU3NDNlOTA2N2RlOTVjZDhjNmQxYmEyMWFiMjFkMzczNzFiM2Q1OTcyMTFiYjc1ZTQzMjc5In19fQ=="}]}}}

API Usage

GET https://headdb.org/api/head/6dd9dbde-6ec3-3abb-8ea4-7b83085dee99

{
  "name": "Twitter",
  "uuid": "6dd9dbde-6ec3-3abb-8ea4-7b83085dee99",
  "value": "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMzY4NWEwYmU3NDNlOTA2N2RlOTVjZDhjNmQxYmEyMWFiMjFkMzczNzFiM2Q1OTcyMTFiYjc1ZTQzMjc5In19fQ==",
  "valueDecoded": {
    "textures": {
      "SKIN": {
        "url": "http://textures.minecraft.net/texture/3685a0be743e9067de95cd8c6d1ba21ab21d37371b3d597211bb75e43279"
      }
    }
  },
  "command": "/give @p skull 1 3 {display:{Name:\"Twitter\",Lore:[\"Skull from HeadDB.org\"]},SkullOwner:{Id:\"6dd9dbde-6ec3-3abb-8ea4-7b83085dee99\",Properties:{textures:[{Value:\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMzY4NWEwYmU3NDNlOTA2N2RlOTVjZDhjNmQxYmEyMWFiMjFkMzczNzFiM2Q1OTcyMTFiYjc1ZTQzMjc5In19fQ==\"}]}}}"
}

Minecraft Head Database

GET https://headdb.org/api/head/6dd9dbde-6ec3-3abb-8ea4-7b83085dee99