diff --git a/backend/src/plugins/Automod/actions/archiveThread.ts b/backend/src/plugins/Automod/actions/archiveThread.ts
index ca1e6242..f0532a93 100644
--- a/backend/src/plugins/Automod/actions/archiveThread.ts
+++ b/backend/src/plugins/Automod/actions/archiveThread.ts
@@ -3,18 +3,19 @@ import z from "zod";
 import { noop } from "../../../utils.js";
 import { automodAction } from "../helpers.js";
 
-const configSchema = z.strictObject({});
-
 export const ArchiveThreadAction = automodAction({
-  configSchema,
+  configSchema: z.strictObject({
+    lock: z.boolean().optional(),
+  }),
 
-  async apply({ pluginData, contexts }) {
+  async apply({ pluginData, contexts, actionConfig }) {
     const threads = contexts
       .filter((c) => c.message?.channel_id)
       .map((c) => pluginData.guild.channels.cache.get(c.message!.channel_id))
       .filter((c): c is AnyThreadChannel => c?.isThread() ?? false);
 
     for (const thread of threads) {
+      actionConfig.lock ? await thread.setLocked().catch(noop) : null;
       await thread.setArchived().catch(noop);
     }
   },
diff --git a/backend/src/plugins/Automod/actions/availableActions.ts b/backend/src/plugins/Automod/actions/availableActions.ts
index e499a42d..4c65f846 100644
--- a/backend/src/plugins/Automod/actions/availableActions.ts
+++ b/backend/src/plugins/Automod/actions/availableActions.ts
@@ -7,7 +7,9 @@ import { BanAction } from "./ban.js";
 import { ChangeNicknameAction } from "./changeNickname.js";
 import { ChangePermsAction } from "./changePerms.js";
 import { CleanAction } from "./clean.js";
+import { EditPostTagsAction } from "./editPostTags.js";
 import { KickAction } from "./kick.js";
+import { LockThreadAction } from "./lockThread.js";
 import { LogAction } from "./log.js";
 import { MuteAction } from "./mute.js";
 import { PauseInvitesAction } from "./pauseInvites.js";
@@ -17,6 +19,7 @@ import { SetAntiraidLevelAction } from "./setAntiraidLevel.js";
 import { SetCounterAction } from "./setCounter.js";
 import { SetSlowmodeAction } from "./setSlowmode.js";
 import { StartThreadAction } from "./startThread.js";
+import { UnlockThreadAction } from "./unlockThread.js";
 import { WarnAction } from "./warn.js";
 
 export const availableActions = {
@@ -37,6 +40,9 @@ export const availableActions = {
   set_slowmode: SetSlowmodeAction,
   start_thread: StartThreadAction,
   archive_thread: ArchiveThreadAction,
+  lock_thread: LockThreadAction,
+  unlock_thread: UnlockThreadAction,
+  edit_post_tags: EditPostTagsAction,
   change_perms: ChangePermsAction,
   pause_invites: PauseInvitesAction,
 } satisfies Record<string, AutomodActionBlueprint<any>>;
diff --git a/backend/src/plugins/Automod/actions/editPostTags.ts b/backend/src/plugins/Automod/actions/editPostTags.ts
new file mode 100644
index 00000000..19603bfb
--- /dev/null
+++ b/backend/src/plugins/Automod/actions/editPostTags.ts
@@ -0,0 +1,21 @@
+import { PublicThreadChannel } from "discord.js";
+import z from "zod";
+import { zSnowflake } from "../../../utils.js";
+import { automodAction } from "../helpers.js";
+
+export const EditPostTagsAction = automodAction({
+  configSchema: z.strictObject({
+    tags: z.array(zSnowflake),
+  }),
+
+  async apply({ pluginData, contexts, actionConfig }) {
+    const threads = contexts
+      .filter((c) => c.message?.channel_id)
+      .map((c) => pluginData.guild.channels.cache.get(c.message!.channel_id))
+      .filter((c): c is PublicThreadChannel => (c?.isThread() && c?.parent?.isThreadOnly() && c?.editable) ?? false);
+
+    for (const thread of threads) {
+      await thread.setAppliedTags(actionConfig.tags);
+    }
+  },
+});
diff --git a/backend/src/plugins/Automod/actions/lockThread.ts b/backend/src/plugins/Automod/actions/lockThread.ts
new file mode 100644
index 00000000..ff98020b
--- /dev/null
+++ b/backend/src/plugins/Automod/actions/lockThread.ts
@@ -0,0 +1,19 @@
+import { AnyThreadChannel } from "discord.js";
+import z from "zod";
+import { noop } from "../../../utils.js";
+import { automodAction } from "../helpers.js";
+
+export const LockThreadAction = automodAction({
+  configSchema: z.strictObject({}),
+
+  async apply({ pluginData, contexts }) {
+    const threads = contexts
+      .filter((c) => c.message?.channel_id)
+      .map((c) => pluginData.guild.channels.cache.get(c.message!.channel_id))
+      .filter((c): c is AnyThreadChannel => (c?.isThread() && c?.editable) ?? false);
+
+    for (const thread of threads) {
+      await thread.setLocked().catch(noop);
+    }
+  },
+});
diff --git a/backend/src/plugins/Automod/actions/unlockThread.ts b/backend/src/plugins/Automod/actions/unlockThread.ts
new file mode 100644
index 00000000..51c352c8
--- /dev/null
+++ b/backend/src/plugins/Automod/actions/unlockThread.ts
@@ -0,0 +1,19 @@
+import { AnyThreadChannel } from "discord.js";
+import z from "zod";
+import { noop } from "../../../utils.js";
+import { automodAction } from "../helpers.js";
+
+export const UnlockThreadAction = automodAction({
+  configSchema: z.strictObject({}),
+
+  async apply({ pluginData, contexts }) {
+    const threads = contexts
+      .filter((c) => c.message?.channel_id)
+      .map((c) => pluginData.guild.channels.cache.get(c.message!.channel_id))
+      .filter((c): c is AnyThreadChannel => (c?.isThread() && c?.editable) ?? false);
+
+    for (const thread of threads) {
+      await thread.setLocked(false).catch(noop);
+    }
+  },
+});