diff --git a/deno.json b/deno.json
index b83aaa6..a617569 100644
--- a/deno.json
+++ b/deno.json
@@ -26,6 +26,8 @@
     "@std/streams": "jsr:@std/streams@^0.223.0",
     "hono": "https://deno.land/x/hono@v3.10.1/mod.ts",
     "hono/middleware": "https://deno.land/x/hono@v3.10.1/middleware.ts",
+    "nostr-tools": "npm:nostr-tools@^2.5.1",
+    "nostr-wasm": "npm:nostr-wasm@^0.1.0",
     "kysely": "npm:kysely@^0.26.3",
     "kysely_deno_postgres": "https://deno.land/x/kysely_deno_postgres@v0.4.0/mod.ts",
     "zod": "npm:zod@^3.23.4",
diff --git a/src/config.ts b/src/config.ts
index c259563..8331f71 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -1,7 +1,9 @@
 import url from 'node:url';
+
+import { getPublicKey, nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
-import { dotenv, getPublicKey, nip19 } from '@/deps.ts';
+import { dotenv } from '@/deps.ts';
 
 /** Load environment config from `.env` */
 await dotenv.load({
diff --git a/src/controllers/api/accounts.ts b/src/controllers/api/accounts.ts
index 0289799..a3ac378 100644
--- a/src/controllers/api/accounts.ts
+++ b/src/controllers/api/accounts.ts
@@ -1,9 +1,9 @@
 import { NostrFilter } from '@nostrify/nostrify';
+import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
 import { type AppController } from '@/app.ts';
 import { Conf } from '@/config.ts';
-import { nip19 } from '@/deps.ts';
 import { getAuthor, getFollowedPubkeys } from '@/queries.ts';
 import { booleanParamSchema, fileSchema } from '@/schema.ts';
 import { jsonMetaContentSchema } from '@/schemas/nostr.ts';
diff --git a/src/controllers/api/oauth.ts b/src/controllers/api/oauth.ts
index 7ada2a4..4f1f495 100644
--- a/src/controllers/api/oauth.ts
+++ b/src/controllers/api/oauth.ts
@@ -1,6 +1,7 @@
+import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
-import { lodash, nip19 } from '@/deps.ts';
+import { lodash } from '@/deps.ts';
 import { AppController } from '@/app.ts';
 import { nostrNow } from '@/utils.ts';
 import { parseBody } from '@/utils/api.ts';
diff --git a/src/controllers/api/search.ts b/src/controllers/api/search.ts
index 2facd80..63561c4 100644
--- a/src/controllers/api/search.ts
+++ b/src/controllers/api/search.ts
@@ -1,8 +1,8 @@
 import { NostrEvent, NostrFilter } from '@nostrify/nostrify';
+import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
 import { AppController } from '@/app.ts';
-import { nip19 } from '@/deps.ts';
 import { booleanParamSchema } from '@/schema.ts';
 import { nostrIdSchema } from '@/schemas/nostr.ts';
 import { searchStore } from '@/storages.ts';
diff --git a/src/controllers/api/statuses.ts b/src/controllers/api/statuses.ts
index d257d98..2c94a71 100644
--- a/src/controllers/api/statuses.ts
+++ b/src/controllers/api/statuses.ts
@@ -1,10 +1,11 @@
 import { NIP05, NostrEvent, NostrFilter } from '@nostrify/nostrify';
+import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
 import { type AppController } from '@/app.ts';
 import { Conf } from '@/config.ts';
 import { getUnattachedMediaByIds } from '@/db/unattached-media.ts';
-import { ISO6391, nip19 } from '@/deps.ts';
+import { ISO6391 } from '@/deps.ts';
 import { getAncestors, getAuthor, getDescendants, getEvent } from '@/queries.ts';
 import { jsonMetaContentSchema } from '@/schemas/nostr.ts';
 import { addTag, deleteTag } from '@/tags.ts';
diff --git a/src/controllers/well-known/webfinger.ts b/src/controllers/well-known/webfinger.ts
index 9a24576..38bc994 100644
--- a/src/controllers/well-known/webfinger.ts
+++ b/src/controllers/well-known/webfinger.ts
@@ -1,7 +1,7 @@
+import { nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
 import { Conf } from '@/config.ts';
-import { nip19 } from '@/deps.ts';
 import { localNip05Lookup } from '@/utils/nip05.ts';
 
 import type { AppContext, AppController } from '@/app.ts';
diff --git a/src/deps.ts b/src/deps.ts
index f7e09cb..1c001d7 100644
--- a/src/deps.ts
+++ b/src/deps.ts
@@ -1,18 +1,5 @@
 import 'https://gitlab.com/soapbox-pub/deno-safe-fetch/-/raw/v1.0.0/load.ts';
 export { RelayPoolWorker } from 'npm:nostr-relaypool2@0.6.34';
-export {
-  type EventTemplate,
-  getEventHash,
-  matchFilter,
-  matchFilters,
-  nip05,
-  nip13,
-  nip19,
-  nip21,
-  type UnsignedEvent,
-  type VerifiedEvent,
-} from 'npm:nostr-tools@^2.3.1';
-export { finalizeEvent, getPublicKey, verifyEvent } from 'npm:nostr-tools@^2.3.1/wasm';
 export { parseFormData } from 'npm:formdata-helper@^0.3.0';
 // @deno-types="npm:@types/lodash@4.14.194"
 export { default as lodash } from 'https://esm.sh/lodash@4.17.21';
@@ -69,8 +56,3 @@ export { default as Debug } from 'https://gitlab.com/soapbox-pub/stickynotes/-/r
 export { Stickynotes } from 'https://gitlab.com/soapbox-pub/stickynotes/-/raw/v0.3.0/mod.ts';
 
 export type * as TypeFest from 'npm:type-fest@^4.3.0';
-
-import { setNostrWasm } from 'npm:nostr-tools@^2.3.1/wasm';
-import { initNostrWasm } from 'npm:nostr-wasm@^0.1.0';
-
-await initNostrWasm().then(setNostrWasm);
diff --git a/src/middleware/auth19.ts b/src/middleware/auth19.ts
index d81c257..90fc444 100644
--- a/src/middleware/auth19.ts
+++ b/src/middleware/auth19.ts
@@ -1,6 +1,7 @@
 import { HTTPException } from 'hono';
+import { getPublicKey, nip19 } from 'nostr-tools';
+
 import { type AppMiddleware } from '@/app.ts';
-import { getPublicKey, nip19 } from '@/deps.ts';
 
 /** We only accept "Bearer" type. */
 const BEARER_REGEX = new RegExp(`^Bearer (${nip19.BECH32_REGEX.source})$`);
diff --git a/src/nostr-wasm.ts b/src/nostr-wasm.ts
new file mode 100644
index 0000000..4413590
--- /dev/null
+++ b/src/nostr-wasm.ts
@@ -0,0 +1,4 @@
+import { setNostrWasm } from 'nostr-tools/wasm';
+import { initNostrWasm } from 'nostr-wasm';
+
+await initNostrWasm().then(setNostrWasm);
diff --git a/src/note.ts b/src/note.ts
index a19a793..fe03d7f 100644
--- a/src/note.ts
+++ b/src/note.ts
@@ -1,5 +1,7 @@
+import { nip19, nip21 } from 'nostr-tools';
+
 import { Conf } from '@/config.ts';
-import { linkify, linkifyStr, mime, nip19, nip21 } from '@/deps.ts';
+import { linkify, linkifyStr, mime } from '@/deps.ts';
 import { type DittoAttachment } from '@/views/mastodon/attachments.ts';
 
 linkify.registerCustomProtocol('nostr', true);
diff --git a/src/schemas/nostr.ts b/src/schemas/nostr.ts
index 0497093..7f51f6c 100644
--- a/src/schemas/nostr.ts
+++ b/src/schemas/nostr.ts
@@ -1,6 +1,6 @@
+import { getEventHash, verifyEvent } from 'nostr-tools';
 import { z } from 'zod';
 
-import { getEventHash, verifyEvent } from '@/deps.ts';
 import { jsonSchema, safeUrlSchema } from '@/schema.ts';
 
 /** Schema to validate Nostr hex IDs such as event IDs and pubkeys. */
diff --git a/src/server.ts b/src/server.ts
index 68af681..4825e99 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -1,5 +1,6 @@
 import '@/precheck.ts';
 import '@/sentry.ts';
+import '@/nostr-wasm.ts';
 import app from '@/app.ts';
 import { Conf } from '@/config.ts';
 
diff --git a/src/storages/InternalRelay.ts b/src/storages/InternalRelay.ts
index d42f94f..233a095 100644
--- a/src/storages/InternalRelay.ts
+++ b/src/storages/InternalRelay.ts
@@ -9,8 +9,8 @@ import {
   NRelay,
 } from '@nostrify/nostrify';
 import { Machina } from '@nostrify/nostrify/utils';
+import { matchFilter } from 'nostr-tools';
 
-import { matchFilter } from '@/deps.ts';
 import { DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { purifyEvent } from '@/storages/hydrate.ts';
 
diff --git a/src/storages/hydrate.ts b/src/storages/hydrate.ts
index 619b798..dbe277a 100644
--- a/src/storages/hydrate.ts
+++ b/src/storages/hydrate.ts
@@ -1,7 +1,7 @@
 import { NostrEvent, NStore } from '@nostrify/nostrify';
+import { matchFilter } from 'nostr-tools';
 
 import { db } from '@/db.ts';
-import { matchFilter } from '@/deps.ts';
 import { type DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { DittoTables } from '@/db/DittoTables.ts';
 import { Conf } from '@/config.ts';
diff --git a/src/storages/pool-store.ts b/src/storages/pool-store.ts
index 6620ec9..93ca24e 100644
--- a/src/storages/pool-store.ts
+++ b/src/storages/pool-store.ts
@@ -1,5 +1,7 @@
 import { NostrEvent, NostrFilter, NSet, NStore } from '@nostrify/nostrify';
-import { Debug, matchFilters, type RelayPoolWorker } from '@/deps.ts';
+import { matchFilters } from 'nostr-tools';
+
+import { Debug, type RelayPoolWorker } from '@/deps.ts';
 import { normalizeFilters } from '@/filter.ts';
 import { purifyEvent } from '@/storages/hydrate.ts';
 import { abortError } from '@/utils/abort.ts';
diff --git a/src/utils.ts b/src/utils.ts
index 747ea43..085d8af 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,7 +1,7 @@
 import { NostrEvent } from '@nostrify/nostrify';
+import { EventTemplate, getEventHash, nip19 } from 'nostr-tools';
 import { z } from 'zod';
 
-import { type EventTemplate, getEventHash, nip19 } from '@/deps.ts';
 import { nostrIdSchema } from '@/schemas/nostr.ts';
 
 /** Get the current time in Nostr format. */
diff --git a/src/utils/api.ts b/src/utils/api.ts
index cd4e6e2..3f89d3f 100644
--- a/src/utils/api.ts
+++ b/src/utils/api.ts
@@ -1,10 +1,11 @@
 import { NostrEvent, NostrFilter } from '@nostrify/nostrify';
 import { type Context, HTTPException } from 'hono';
+import { EventTemplate } from 'nostr-tools';
 import { z } from 'zod';
 
 import { type AppContext } from '@/app.ts';
 import { Conf } from '@/config.ts';
-import { Debug, EventTemplate, parseFormData, type TypeFest } from '@/deps.ts';
+import { Debug, parseFormData, type TypeFest } from '@/deps.ts';
 import * as pipeline from '@/pipeline.ts';
 import { AdminSigner } from '@/signers/AdminSigner.ts';
 import { APISigner } from '@/signers/APISigner.ts';
diff --git a/src/utils/nip05.ts b/src/utils/nip05.ts
index 4de6411..d7a2d98 100644
--- a/src/utils/nip05.ts
+++ b/src/utils/nip05.ts
@@ -1,6 +1,8 @@
 import { NIP05 } from '@nostrify/nostrify';
+import { nip19 } from 'nostr-tools';
+
 import { Conf } from '@/config.ts';
-import { Debug, nip19 } from '@/deps.ts';
+import { Debug } from '@/deps.ts';
 import { SimpleLRU } from '@/utils/SimpleLRU.ts';
 import { Time } from '@/utils/time.ts';
 import { eventsDB } from '@/storages.ts';
diff --git a/src/utils/nip98.ts b/src/utils/nip98.ts
index 80df9ae..74e60a4 100644
--- a/src/utils/nip98.ts
+++ b/src/utils/nip98.ts
@@ -1,5 +1,6 @@
 import { NostrEvent } from '@nostrify/nostrify';
-import { type EventTemplate, nip13 } from '@/deps.ts';
+import { EventTemplate, nip13 } from 'nostr-tools';
+
 import { decode64Schema, jsonSchema } from '@/schema.ts';
 import { signedEventSchema } from '@/schemas/nostr.ts';
 import { eventAge, findTag, nostrNow, sha256 } from '@/utils.ts';
diff --git a/src/views/mastodon/accounts.ts b/src/views/mastodon/accounts.ts
index a0f9bb7..18f3a9d 100644
--- a/src/views/mastodon/accounts.ts
+++ b/src/views/mastodon/accounts.ts
@@ -1,5 +1,7 @@
+import { nip19, UnsignedEvent } from 'nostr-tools';
+
 import { Conf } from '@/config.ts';
-import { lodash, nip19, type UnsignedEvent } from '@/deps.ts';
+import { lodash } from '@/deps.ts';
 import { type DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { jsonMetaContentSchema } from '@/schemas/nostr.ts';
 import { getLnurl } from '@/utils/lnurl.ts';
diff --git a/src/views/mastodon/emojis.ts b/src/views/mastodon/emojis.ts
index 0ba2895..089f2cb 100644
--- a/src/views/mastodon/emojis.ts
+++ b/src/views/mastodon/emojis.ts
@@ -1,4 +1,5 @@
-import { UnsignedEvent } from '@/deps.ts';
+import { UnsignedEvent } from 'nostr-tools';
+
 import { EmojiTag, emojiTagSchema } from '@/schemas/nostr.ts';
 import { filteredArray } from '@/schema.ts';
 
diff --git a/src/views/mastodon/statuses.ts b/src/views/mastodon/statuses.ts
index b367555..06ef164 100644
--- a/src/views/mastodon/statuses.ts
+++ b/src/views/mastodon/statuses.ts
@@ -1,8 +1,8 @@
 import { NostrEvent } from '@nostrify/nostrify';
 import { isCWTag } from 'https://gitlab.com/soapbox-pub/mostr/-/raw/c67064aee5ade5e01597c6d23e22e53c628ef0e2/src/nostr/tags.ts';
+import { nip19 } from 'nostr-tools';
 
 import { Conf } from '@/config.ts';
-import { nip19 } from '@/deps.ts';
 import { type DittoEvent } from '@/interfaces/DittoEvent.ts';
 import { getMediaLinks, parseNoteContent } from '@/note.ts';
 import { jsonMediaDataSchema } from '@/schemas/nostr.ts';
diff --git a/src/workers/verify.worker.ts b/src/workers/verify.worker.ts
index 0b5f668..d72387a 100644
--- a/src/workers/verify.worker.ts
+++ b/src/workers/verify.worker.ts
@@ -1,5 +1,8 @@
 import { NostrEvent } from '@nostrify/nostrify';
-import { Comlink, type VerifiedEvent, verifyEvent } from '@/deps.ts';
+import { VerifiedEvent, verifyEvent } from 'nostr-tools';
+
+import { Comlink } from '@/deps.ts';
+import '@/nostr-wasm.ts';
 
 export const VerifyWorker = {
   verifyEvent(event: NostrEvent): event is VerifiedEvent {