diff --git a/src/utils/features.ts b/src/utils/features.ts
index b7dadd51ba..96f91f9c0d 100644
--- a/src/utils/features.ts
+++ b/src/utils/features.ts
@@ -14,24 +14,30 @@ const overrides = custom('features');
 /** Truthy array convenience function */
 const any = (arr: Array<any>): boolean => arr.some(Boolean);
 
-/**
- * Firefish, a fork of Misskey. Formerly known as Calckey.
- * @see {@link https://joinfirefish.org/}
- */
-export const FIREFISH = 'Firefish';
-
 /**
  * Ditto, a Nostr server with Mastodon API.
  * @see {@link https://gitlab.com/soapbox-pub/ditto}
  */
 export const DITTO = 'Ditto';
 
+/**
+ * Firefish, a fork of Misskey. Formerly known as Calckey.
+ * @see {@link https://joinfirefish.org/}
+ */
+export const FIREFISH = 'Firefish';
+
 /**
  * Friendica, decentralized social platform implementing multiple federation protocols.
  * @see {@link https://friendi.ca/}
  */
 export const FRIENDICA = 'Friendica';
 
+/**
+ * Iceshrimp, yet another Misskey fork.
+ * @see {@link https://iceshrimp.dev/}
+ */
+export const ICESHRIMP = 'Iceshrimp';
+
 /**
  * Mastodon, the software upon which this is all based.
  * @see {@link https://joinmastodon.org/}
@@ -143,6 +149,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     accountLookup: any([
       v.software === FIREFISH,
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '3.4.0'),
       v.software === PLEROMA && gte(v.version, '2.4.50'),
       v.software === TAKAHE && gte(v.version, '0.6.1'),
@@ -192,6 +199,7 @@ const getInstanceFeatures = (instance: Instance) => {
      * @see {@link https://docs.joinmastodon.org/methods/announcements/}
      */
     announcements: any([
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '3.1.0'),
       v.software === PLEROMA && gte(v.version, '2.2.49'),
       v.software === TAKAHE && gte(v.version, '0.7.0'),
@@ -230,6 +238,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     bookmarks: any([
       v.software === FIREFISH,
+      v.software === ICESHRIMP,
       v.software === FRIENDICA,
       v.software === MASTODON && gte(v.compatVersion, '3.1.0'),
       v.software === PLEROMA && gte(v.version, '0.9.9'),
@@ -319,6 +328,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     conversations: any([
       v.software === FIREFISH,
+      v.software === ICESHRIMP,
       v.software === FRIENDICA,
       v.software === MASTODON && gte(v.compatVersion, '2.6.0'),
       v.software === PLEROMA && gte(v.version, '0.9.9'),
@@ -359,6 +369,7 @@ const getInstanceFeatures = (instance: Instance) => {
     editProfile: any([
       v.software === FIREFISH,
       v.software === FRIENDICA,
+      v.software === ICESHRIMP,
       v.software === MASTODON,
       v.software === MITRA,
       v.software === PIXELFED,
@@ -374,6 +385,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     editStatuses: any([
       v.software === FRIENDICA && gte(v.version, '2022.12.0'),
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.version, '3.5.0'),
       v.software === TAKAHE && gte(v.version, '0.8.0'),
       features.includes('editing'),
@@ -444,6 +456,7 @@ const getInstanceFeatures = (instance: Instance) => {
     exposableReactions: any([
       v.software === FIREFISH,
       v.software === FRIENDICA,
+      v.software === ICESHRIMP,
       v.software === MASTODON,
       v.software === TAKAHE && gte(v.version, '0.6.1'),
       v.software === TRUTHSOCIAL,
@@ -628,6 +641,7 @@ const getInstanceFeatures = (instance: Instance) => {
     lists: any([
       v.software === FIREFISH,
       v.software === FRIENDICA,
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '2.1.0'),
       v.software === PLEROMA && gte(v.version, '0.9.9'),
     ]),
@@ -683,6 +697,7 @@ const getInstanceFeatures = (instance: Instance) => {
      * @see PUT /api/v1/accounts/:id/mute
      */
     mutesDuration: any([
+      v.software === ICESHRIMP,
       v.software === PLEROMA && gte(v.version, '2.3.0'),
       v.software === MASTODON && gte(v.compatVersion, '3.3.0'),
       v.software === TAKAHE,
@@ -715,6 +730,7 @@ const getInstanceFeatures = (instance: Instance) => {
      * @see GET /api/v1/notifications
      */
     notificationsIncludeTypes: any([
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '3.5.0'),
       v.software === PLEROMA && gte(v.version, '2.4.50'),
       v.software === TAKAHE && gte(v.version, '0.6.2'),
@@ -739,6 +755,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     polls: any([
       v.software === FIREFISH,
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.version, '2.8.0'),
       v.software === PLEROMA,
       v.software === TAKAHE && gte(v.version, '0.8.0'),
@@ -779,6 +796,7 @@ const getInstanceFeatures = (instance: Instance) => {
     publicTimeline: any([
       v.software === FIREFISH,
       v.software === FRIENDICA,
+      v.software === ICESHRIMP,
       v.software === MASTODON,
       v.software === PLEROMA,
       v.software === TAKAHE,
@@ -864,6 +882,7 @@ const getInstanceFeatures = (instance: Instance) => {
      * @see POST /api/v2/search
      */
     searchFromAccount: any([
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.version, '2.8.0'),
       v.software === PLEROMA && gte(v.version, '1.0.0'),
     ]),
@@ -917,6 +936,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     suggestionsV2: any([
       v.software === FRIENDICA,
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '3.4.0'),
       v.software === TRUTHSOCIAL,
       features.includes('v2_suggestions'),
@@ -933,6 +953,7 @@ const getInstanceFeatures = (instance: Instance) => {
      * @see GET /api/v1/trends/statuses
      */
     trendingStatuses: any([
+      v.software === ICESHRIMP,
       v.software === FRIENDICA && gte(v.version, '2022.12.0'),
       v.software === MASTODON && gte(v.compatVersion, '3.5.0'),
     ]),
@@ -943,6 +964,7 @@ const getInstanceFeatures = (instance: Instance) => {
      */
     trends: any([
       v.software === FRIENDICA && gte(v.version, '2022.12.0'),
+      v.software === ICESHRIMP,
       v.software === MASTODON && gte(v.compatVersion, '3.0.0'),
       v.software === TRUTHSOCIAL,
       v.software === DITTO,