diff --git a/deno/payloads/v10/channel.ts b/deno/payloads/v10/channel.ts
index a00da007a..a4d5ee2bf 100644
--- a/deno/payloads/v10/channel.ts
+++ b/deno/payloads/v10/channel.ts
@@ -37,6 +37,7 @@ export interface APIPartialChannel {
  */
 export interface APIChannelBase<T extends ChannelType> extends APIPartialChannel {
 	type: T;
+	flags?: ChannelFlags;
 }
 
 // TODO: update when text in voice is released
@@ -47,7 +48,8 @@ export type TextChannelType =
 	| ChannelType.GuildPublicThread
 	| ChannelType.GuildPrivateThread
 	| ChannelType.GuildNewsThread
-	| ChannelType.GuildText;
+	| ChannelType.GuildText
+	| ChannelType.GuildForum;
 
 export type GuildChannelType = Exclude<
 	TextChannelType | ChannelType.GuildVoice | ChannelType.GuildStageVoice | ChannelType.GuildNews,
@@ -223,6 +225,8 @@ export interface APIThreadChannel
 	last_message_id?: Snowflake | null;
 }
 
+export type APIGuildForumChannel = APIGuildTextChannel<ChannelType.GuildForum>;
+
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-structure
  */
@@ -234,7 +238,8 @@ export type APIChannel =
 	| APIVoiceChannel
 	| APIGuildCategoryChannel
 	| APIThreadChannel
-	| APINewsChannel;
+	| APINewsChannel
+	| APIGuildForumChannel;
 
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-types
@@ -292,6 +297,10 @@ export enum ChannelType {
 	 * See https://support.discord.com/hc/en-us/articles/4406046651927-Discord-Student-Hubs-FAQ
 	 */
 	GuildDirectory,
+	/**
+	 * A channel that can only contain threads
+	 */
+	GuildForum,
 }
 
 export enum VideoQualityMode {
@@ -1358,6 +1367,13 @@ export interface APITextInputComponent extends APIBaseComponent<ComponentType.Te
 	required?: boolean;
 }
 
+/**
+ * https://discord.com/developers/docs/resources/channel#channel-object-channel-flags
+ */
+export enum ChannelFlags {
+	Pinned = 1 << 1,
+}
+
 /**
  * https://discord.com/developers/docs/interactions/message-components#message-components
  */
diff --git a/deno/payloads/v9/channel.ts b/deno/payloads/v9/channel.ts
index a00da007a..a4d5ee2bf 100644
--- a/deno/payloads/v9/channel.ts
+++ b/deno/payloads/v9/channel.ts
@@ -37,6 +37,7 @@ export interface APIPartialChannel {
  */
 export interface APIChannelBase<T extends ChannelType> extends APIPartialChannel {
 	type: T;
+	flags?: ChannelFlags;
 }
 
 // TODO: update when text in voice is released
@@ -47,7 +48,8 @@ export type TextChannelType =
 	| ChannelType.GuildPublicThread
 	| ChannelType.GuildPrivateThread
 	| ChannelType.GuildNewsThread
-	| ChannelType.GuildText;
+	| ChannelType.GuildText
+	| ChannelType.GuildForum;
 
 export type GuildChannelType = Exclude<
 	TextChannelType | ChannelType.GuildVoice | ChannelType.GuildStageVoice | ChannelType.GuildNews,
@@ -223,6 +225,8 @@ export interface APIThreadChannel
 	last_message_id?: Snowflake | null;
 }
 
+export type APIGuildForumChannel = APIGuildTextChannel<ChannelType.GuildForum>;
+
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-structure
  */
@@ -234,7 +238,8 @@ export type APIChannel =
 	| APIVoiceChannel
 	| APIGuildCategoryChannel
 	| APIThreadChannel
-	| APINewsChannel;
+	| APINewsChannel
+	| APIGuildForumChannel;
 
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-types
@@ -292,6 +297,10 @@ export enum ChannelType {
 	 * See https://support.discord.com/hc/en-us/articles/4406046651927-Discord-Student-Hubs-FAQ
 	 */
 	GuildDirectory,
+	/**
+	 * A channel that can only contain threads
+	 */
+	GuildForum,
 }
 
 export enum VideoQualityMode {
@@ -1358,6 +1367,13 @@ export interface APITextInputComponent extends APIBaseComponent<ComponentType.Te
 	required?: boolean;
 }
 
+/**
+ * https://discord.com/developers/docs/resources/channel#channel-object-channel-flags
+ */
+export enum ChannelFlags {
+	Pinned = 1 << 1,
+}
+
 /**
  * https://discord.com/developers/docs/interactions/message-components#message-components
  */
diff --git a/deno/rest/common.ts b/deno/rest/common.ts
index c232bb7a1..cf6ce6f15 100644
--- a/deno/rest/common.ts
+++ b/deno/rest/common.ts
@@ -55,6 +55,8 @@ export enum RESTJSONErrorCodes {
 	UnknownGuildScheduledEvent,
 	UnknownGuildScheduledEventUser,
 
+	UnknownTag = 10087,
+
 	BotsCannotUseThisEndpoint = 20001,
 	OnlyBotsCanUseThisEndpoint,
 
@@ -111,6 +113,8 @@ export enum RESTJSONErrorCodes {
 	MaximumNumberOfGuildWidgetSettingsUpdatesHasBeenReached = 30042,
 
 	MaximumNumberOfEditsToMessagesOlderThanOneHourReached = 30046,
+	MaximumNumberOfPinnedThreadsInForumHasBeenReached,
+	MaximumNumberOfTagsInForumHasBeenReached,
 
 	Unauthorized = 40001,
 	VerifyYourAccount,
@@ -126,6 +130,7 @@ export enum RESTJSONErrorCodes {
 	ApplicationCommandWithThatNameAlreadyExists = 40041,
 
 	InteractionHasAlreadyBeenAcknowledged = 40060,
+	TagNamesMustBeUnique,
 
 	MissingAccess = 50001,
 	InvalidAccountType,
diff --git a/deno/rest/v10/channel.ts b/deno/rest/v10/channel.ts
index 69f7f3769..0c5c59f42 100644
--- a/deno/rest/v10/channel.ts
+++ b/deno/rest/v10/channel.ts
@@ -581,6 +581,17 @@ export type RESTPostAPIChannelMessagesThreadsJSONBody = AddUndefinedToPossiblyUn
 	rate_limit_per_user?: number;
 }>;
 
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsJSONBody = RESTPostAPIChannelMessagesThreadsJSONBody &
+	RESTPostAPIChannelMessageJSONBody;
+
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsFormDataBody = RESTPostAPIChannelMessageFormDataBody;
+
 /**
  * https://discord.com/developers/docs/resources/channel#start-thread-with-message
  */
diff --git a/deno/rest/v9/channel.ts b/deno/rest/v9/channel.ts
index 9d6a281b2..e8b62049b 100644
--- a/deno/rest/v9/channel.ts
+++ b/deno/rest/v9/channel.ts
@@ -595,6 +595,17 @@ export type RESTPostAPIChannelMessagesThreadsJSONBody = AddUndefinedToPossiblyUn
 	rate_limit_per_user?: number;
 }>;
 
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsJSONBody = RESTPostAPIChannelMessagesThreadsJSONBody &
+	RESTPostAPIChannelMessageJSONBody;
+
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsFormDataBody = RESTPostAPIChannelMessageFormDataBody;
+
 /**
  * https://discord.com/developers/docs/resources/channel#start-thread-with-message
  */
diff --git a/payloads/v10/channel.ts b/payloads/v10/channel.ts
index 4a31cc996..6e046a66f 100644
--- a/payloads/v10/channel.ts
+++ b/payloads/v10/channel.ts
@@ -37,6 +37,7 @@ export interface APIPartialChannel {
  */
 export interface APIChannelBase<T extends ChannelType> extends APIPartialChannel {
 	type: T;
+	flags?: ChannelFlags;
 }
 
 // TODO: update when text in voice is released
@@ -47,7 +48,8 @@ export type TextChannelType =
 	| ChannelType.GuildPublicThread
 	| ChannelType.GuildPrivateThread
 	| ChannelType.GuildNewsThread
-	| ChannelType.GuildText;
+	| ChannelType.GuildText
+	| ChannelType.GuildForum;
 
 export type GuildChannelType = Exclude<
 	TextChannelType | ChannelType.GuildVoice | ChannelType.GuildStageVoice | ChannelType.GuildNews,
@@ -223,6 +225,8 @@ export interface APIThreadChannel
 	last_message_id?: Snowflake | null;
 }
 
+export type APIGuildForumChannel = APIGuildTextChannel<ChannelType.GuildForum>;
+
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-structure
  */
@@ -234,7 +238,8 @@ export type APIChannel =
 	| APIVoiceChannel
 	| APIGuildCategoryChannel
 	| APIThreadChannel
-	| APINewsChannel;
+	| APINewsChannel
+	| APIGuildForumChannel;
 
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-types
@@ -292,6 +297,10 @@ export enum ChannelType {
 	 * See https://support.discord.com/hc/en-us/articles/4406046651927-Discord-Student-Hubs-FAQ
 	 */
 	GuildDirectory,
+	/**
+	 * A channel that can only contain threads
+	 */
+	GuildForum,
 }
 
 export enum VideoQualityMode {
@@ -1358,6 +1367,13 @@ export interface APITextInputComponent extends APIBaseComponent<ComponentType.Te
 	required?: boolean;
 }
 
+/**
+ * https://discord.com/developers/docs/resources/channel#channel-object-channel-flags
+ */
+export enum ChannelFlags {
+	Pinned = 1 << 1,
+}
+
 /**
  * https://discord.com/developers/docs/interactions/message-components#message-components
  */
diff --git a/payloads/v9/channel.ts b/payloads/v9/channel.ts
index 4a31cc996..6e046a66f 100644
--- a/payloads/v9/channel.ts
+++ b/payloads/v9/channel.ts
@@ -37,6 +37,7 @@ export interface APIPartialChannel {
  */
 export interface APIChannelBase<T extends ChannelType> extends APIPartialChannel {
 	type: T;
+	flags?: ChannelFlags;
 }
 
 // TODO: update when text in voice is released
@@ -47,7 +48,8 @@ export type TextChannelType =
 	| ChannelType.GuildPublicThread
 	| ChannelType.GuildPrivateThread
 	| ChannelType.GuildNewsThread
-	| ChannelType.GuildText;
+	| ChannelType.GuildText
+	| ChannelType.GuildForum;
 
 export type GuildChannelType = Exclude<
 	TextChannelType | ChannelType.GuildVoice | ChannelType.GuildStageVoice | ChannelType.GuildNews,
@@ -223,6 +225,8 @@ export interface APIThreadChannel
 	last_message_id?: Snowflake | null;
 }
 
+export type APIGuildForumChannel = APIGuildTextChannel<ChannelType.GuildForum>;
+
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-structure
  */
@@ -234,7 +238,8 @@ export type APIChannel =
 	| APIVoiceChannel
 	| APIGuildCategoryChannel
 	| APIThreadChannel
-	| APINewsChannel;
+	| APINewsChannel
+	| APIGuildForumChannel;
 
 /**
  * https://discord.com/developers/docs/resources/channel#channel-object-channel-types
@@ -292,6 +297,10 @@ export enum ChannelType {
 	 * See https://support.discord.com/hc/en-us/articles/4406046651927-Discord-Student-Hubs-FAQ
 	 */
 	GuildDirectory,
+	/**
+	 * A channel that can only contain threads
+	 */
+	GuildForum,
 }
 
 export enum VideoQualityMode {
@@ -1358,6 +1367,13 @@ export interface APITextInputComponent extends APIBaseComponent<ComponentType.Te
 	required?: boolean;
 }
 
+/**
+ * https://discord.com/developers/docs/resources/channel#channel-object-channel-flags
+ */
+export enum ChannelFlags {
+	Pinned = 1 << 1,
+}
+
 /**
  * https://discord.com/developers/docs/interactions/message-components#message-components
  */
diff --git a/rest/common.ts b/rest/common.ts
index c232bb7a1..cf6ce6f15 100644
--- a/rest/common.ts
+++ b/rest/common.ts
@@ -55,6 +55,8 @@ export enum RESTJSONErrorCodes {
 	UnknownGuildScheduledEvent,
 	UnknownGuildScheduledEventUser,
 
+	UnknownTag = 10087,
+
 	BotsCannotUseThisEndpoint = 20001,
 	OnlyBotsCanUseThisEndpoint,
 
@@ -111,6 +113,8 @@ export enum RESTJSONErrorCodes {
 	MaximumNumberOfGuildWidgetSettingsUpdatesHasBeenReached = 30042,
 
 	MaximumNumberOfEditsToMessagesOlderThanOneHourReached = 30046,
+	MaximumNumberOfPinnedThreadsInForumHasBeenReached,
+	MaximumNumberOfTagsInForumHasBeenReached,
 
 	Unauthorized = 40001,
 	VerifyYourAccount,
@@ -126,6 +130,7 @@ export enum RESTJSONErrorCodes {
 	ApplicationCommandWithThatNameAlreadyExists = 40041,
 
 	InteractionHasAlreadyBeenAcknowledged = 40060,
+	TagNamesMustBeUnique,
 
 	MissingAccess = 50001,
 	InvalidAccountType,
diff --git a/rest/v10/channel.ts b/rest/v10/channel.ts
index 7838b42e9..1bfe635b8 100644
--- a/rest/v10/channel.ts
+++ b/rest/v10/channel.ts
@@ -581,6 +581,17 @@ export type RESTPostAPIChannelMessagesThreadsJSONBody = AddUndefinedToPossiblyUn
 	rate_limit_per_user?: number;
 }>;
 
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsJSONBody = RESTPostAPIChannelMessagesThreadsJSONBody &
+	RESTPostAPIChannelMessageJSONBody;
+
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsFormDataBody = RESTPostAPIChannelMessageFormDataBody;
+
 /**
  * https://discord.com/developers/docs/resources/channel#start-thread-with-message
  */
diff --git a/rest/v9/channel.ts b/rest/v9/channel.ts
index 90bc1ee82..cd1add4be 100644
--- a/rest/v9/channel.ts
+++ b/rest/v9/channel.ts
@@ -595,6 +595,17 @@ export type RESTPostAPIChannelMessagesThreadsJSONBody = AddUndefinedToPossiblyUn
 	rate_limit_per_user?: number;
 }>;
 
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsJSONBody = RESTPostAPIChannelMessagesThreadsJSONBody &
+	RESTPostAPIChannelMessageJSONBody;
+
+/**
+ * https://discord.com/developers/docs/resources/channel#start-thread-in-forum-channel
+ */
+export type RESTPostAPIGuildForumThreadsFormDataBody = RESTPostAPIChannelMessageFormDataBody;
+
 /**
  * https://discord.com/developers/docs/resources/channel#start-thread-with-message
  */