Emoji

Emojis are documented in FEP-9098

In the support table:

• ✅ means Emoji parsed
• - means Emoji not parsed
• ❌ failed to process, i.e. no message received in the application.

Examples

Example 1

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/fhAMHkSbQxI",
  "published": "2025-12-08T11:37:17Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/Han0rgssPQw",
    "published": "2025-12-08T11:37:17Z",
    "content": "emoji base properties :cow1:",
    "tag": [
      {
        "type": "Emoji",
        "name": ":cow1:",
        "updated": "2025-01-22T12:57:33Z",
        "icon": {
          "type": "Image",
          "mediaType": "image/png",
          "url": "http://pasture-one-actor/assets/cow_emoji.png"
        }
      }
    ]
  }
}

misskey

{
  "id": "ag0n5aywgsyv0025",
  "createdAt": "2025-12-08T11:37:17.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji base properties :cow1:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {
    "cow1": "http://pasture-one-actor/assets/cow_emoji.png"
  },
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/Han0rgssPQw",
  "clippedCount": 0
}

Example 2

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/OC3Si6XU-0o",
  "published": "2025-12-08T11:37:17Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/VQsRpOtdsHI",
    "published": "2025-12-08T11:37:17Z",
    "content": "emoji minimal properties :cow2:",
    "tag": [
      {
        "type": "Emoji",
        "name": ":cow2:",
        "icon": {
          "url": "http://pasture-one-actor/assets/cow_emoji.png"
        }
      }
    ]
  }
}

misskey

{
  "id": "ag0n5aywgsyv0027",
  "createdAt": "2025-12-08T11:37:17.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji minimal properties :cow2:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {
    "cow2": "http://pasture-one-actor/assets/cow_emoji.png"
  },
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/VQsRpOtdsHI",
  "clippedCount": 0
}

Example 3

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/Nt8E1sAS1Sg",
  "published": "2025-12-08T11:37:18Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/rrLNMhyV5c4",
    "published": "2025-12-08T11:37:18Z",
    "content": "emoji with type of icon :cow3:",
    "tag": [
      {
        "type": "Emoji",
        "name": ":cow3:",
        "icon": {
          "type": "Image",
          "url": "http://pasture-one-actor/assets/cow_emoji.png"
        }
      }
    ]
  }
}

misskey

{
  "id": "ag0n5bqogsyv0029",
  "createdAt": "2025-12-08T11:37:18.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji with type of icon :cow3:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {
    "cow3": "http://pasture-one-actor/assets/cow_emoji.png"
  },
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/rrLNMhyV5c4",
  "clippedCount": 0
}

Example 4

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/O2jWGGQfyVQ",
  "published": "2025-12-08T11:37:18Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/XtFT4oFiSAY",
    "published": "2025-12-08T11:37:18Z",
    "content": "emoji with inlined icon :cow4:",
    "tag": [
      {
        "type": "Emoji",
        "name": ":cow4:",
        "icon": "http://pasture-one-actor/assets/cow_emoji.png"
      }
    ]
  }
}

misskey

{
  "id": "ag0n5bqogsyv002a",
  "createdAt": "2025-12-08T11:37:18.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji with inlined icon :cow4:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/XtFT4oFiSAY",
  "clippedCount": 0
}

Example 5

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/BJzVXmFN0Kw",
  "published": "2025-12-08T11:37:19Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/0FHwg-ziY3w",
    "published": "2025-12-08T11:37:19Z",
    "content": "emoji with id :cow5:",
    "tag": [
      {
        "id": "http://pasture-one-actor/assets/cow_emoji.jsonap",
        "type": "Emoji",
        "name": ":cow5:",
        "updated": "2025-01-22T12:57:33Z",
        "icon": {
          "type": "Image",
          "mediaType": "image/png",
          "url": "http://pasture-one-actor/assets/cow_emoji.png"
        }
      }
    ]
  }
}

misskey

{
  "id": "ag0n5ciggsyv002c",
  "createdAt": "2025-12-08T11:37:19.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji with id :cow5:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {
    "cow5": "http://pasture-one-actor/assets/cow_emoji.png"
  },
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/0FHwg-ziY3w",
  "clippedCount": 0
}

Example 6

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/soDZRrzJ-6U",
  "published": "2025-12-08T11:37:20Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/u1JSOswKKUQ",
    "published": "2025-12-08T11:37:20Z",
    "content": "emoji with missing icon :cow6:",
    "tag": [
      {
        "type": "Emoji",
        "name": ":cow6:"
      }
    ]
  }
}

misskey

{
  "id": "ag0n5da8gsyv002d",
  "createdAt": "2025-12-08T11:37:20.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji with missing icon :cow6:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/u1JSOswKKUQ",
  "clippedCount": 0
}

Example 7

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/ag0mqqelszbk0003"
  ],
  "id": "http://pasture-one-actor/activity/AkRpy4hK5cI",
  "published": "2025-12-08T11:37:20Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/ag0mqqelszbk0003"
    ],
    "id": "http://pasture-one-actor/object/HBd535BOEmA",
    "published": "2025-12-08T11:37:20Z",
    "content": "emoji just id :cow:",
    "tag": [
      "http://pasture-one-actor/assets/cow_emoji.jsonap"
    ]
  }
}

misskey

{
  "id": "ag0n5da8gsyv002e",
  "createdAt": "2025-12-08T11:37:20.000Z",
  "userId": "ag0msgbpgsyv0003",
  "user": {
    "id": "ag0msgbpgsyv0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "emoji just id :cow:",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/HBd535BOEmA",
  "clippedCount": 0
}