diff --git a/.presetterrc.json b/.presetterrc.json
index d4175ce..0eef0e5 100644
--- a/.presetterrc.json
+++ b/.presetterrc.json
@@ -3,6 +3,7 @@
         "@lumeweb/presetter-kernel-module-preset"
     ],
     "config": {
-        "official": true
+        "official": true,
+        "browser": true
     }
 }
diff --git a/package.json b/package.json
index 67f7a5d..6246866 100644
--- a/package.json
+++ b/package.json
@@ -23,10 +23,5 @@
     "repository": {
         "type": "git",
         "url": "gitea@git.lumeweb.com:LumeWeb/kernel-discovery-irc.git"
-    },
-    "browser": {
-        "crypto": false,
-        "net": "./build/net.js",
-        "tls": "./build/net.js"
     }
 }
diff --git a/patches/@ctrl__irc@2.1.0.patch b/patches/@ctrl__irc@2.1.0.patch
deleted file mode 100644
index 60176c4..0000000
--- a/patches/@ctrl__irc@2.1.0.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/dist/src/irc.js b/dist/src/irc.js
-index fd7a55d6bb09a961921e58e6bff1a7028c61bb47..c96cbca5e904b5ba0312d7ae273e537e66e22fb9 100644
---- a/dist/src/irc.js
-+++ b/dist/src/irc.js
-@@ -9,6 +9,7 @@ import defaultsdeep from 'lodash.defaultsdeep';
- import { TypedEmitter } from 'tiny-typed-emitter';
- import { CyclingPingTimer } from './cyclingPingTimer.js';
- import { parseMessage } from './parseMessage.js';
-+import { Buffer } from 'buffer';
- const log = debug('irc');
- const lineDelimiter = new RegExp(/\r\n|\r|\n/);
- const defaultOptions = {
\ No newline at end of file
diff --git a/patches/b4a@1.6.1.patch b/patches/b4a@1.6.1.patch
deleted file mode 100644
index 13e4b09..0000000
--- a/patches/b4a@1.6.1.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-diff --git a/browser.js b/browser.js
-index e07f78d17b7b4a2963e4f0062047cc96e6025f9e..a9f266a2644f3f8ebd0f6684b3e11a7519059851 100644
---- a/browser.js
-+++ b/browser.js
-@@ -3,6 +3,7 @@ const base64 = require('./lib/base64')
- const hex = require('./lib/hex')
- const utf8 = require('./lib/utf8')
- const utf16le = require('./lib/utf16le')
-+const Buffer = require('buffer').Buffer
- 
- const LE = new Uint8Array(Uint16Array.of(0xff).buffer)[0] === 0xff
- 
-diff --git a/index.js b/index.js
-index a751d6b4d27c7dd903efbfdc87a98f61044a62b8..8bd32640afdcfbc475168d458c51f8b9162d1656 100644
---- a/index.js
-+++ b/index.js
-@@ -1,3 +1,5 @@
-+const Buffer = require('buffer').Buffer
-+
- function isBuffer (value) {
-   return Buffer.isBuffer(value) || value instanceof Uint8Array
- }
-diff --git a/package.json b/package.json
-index eb0f792709b27e66f26658054781b4099507b5ed..69c4ff39c48b0bdd5f0bc7ebbade517e7c5d76e4 100644
---- a/package.json
-+++ b/package.json
-@@ -8,9 +8,6 @@
-     "index.js",
-     "lib"
-   ],
--  "browser": {
--    "./index.js": "./browser.js"
--  },
-   "scripts": {
-     "test": "standard && brittle test/*.mjs"
-   },
\ No newline at end of file
diff --git a/rollup.config.ts b/rollup.config.ts
new file mode 100644
index 0000000..e8a0244
--- /dev/null
+++ b/rollup.config.ts
@@ -0,0 +1,63 @@
+// @ts-nocheck
+import * as import0 from "@rollup/plugin-json";
+import * as import1 from "@rollup/plugin-node-resolve";
+import * as import2 from "@rollup/plugin-commonjs";
+import * as import3 from "@rollup/plugin-graphql";
+import * as import4 from "@rollup/plugin-image";
+import * as import5 from "@rollup/plugin-yaml";
+import * as import6 from "rollup-plugin-postcss";
+import * as import7 from "rollup-plugin-visualizer";
+import * as import8 from "@rollup/plugin-wasm";
+import * as import9 from "@rollup/plugin-alias";
+import * as import10 from "@rollup/plugin-inject";
+export default {
+  input: "build/index.js",
+  output: [
+    {
+      file: "lib/index.js",
+      format: "cjs",
+      sourcemap: false,
+      inlineDynamicImports: true,
+    },
+  ],
+  plugins: [
+    import0.default(...([] as const)),
+    import9.default({
+      entries: [
+        {
+          find: "net",
+          replacement: "./build/net.js",
+        },
+        {
+          find: "tls",
+          replacement: "./build/net.js",
+        },
+      ],
+    }),
+    import1.default(
+      ...([
+        {
+          browser: true,
+          preferBuiltins: false,
+          dedupe: [
+            "@lumeweb/libkernel",
+            "@lumeweb/libweb",
+            "@lumeweb/libportal",
+          ],
+        },
+      ] as const),
+    ),
+    import2.default(
+      ...([{ extensions: [".js", ".jsx", ".ts", ".tsx"] }] as const),
+    ),
+    import10.default({
+      Buffer: ["buffer", "Buffer"],
+    }),
+    import3.default(...([] as const)),
+    import4.default(...([] as const)),
+    import5.default(...([] as const)),
+    import6.default(...([{ inject: { insertAt: "top" } }] as const)),
+    import7.visualizer(...([] as const)),
+    import8.default(...([{ targetEnv: "auto-inline" }] as const)),
+  ],
+};