diff --git a/CHANGELOG.md b/CHANGELOG.md
index 41508bf..0532cef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,60 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.3.0] - 2025-11-30
+
+### Bug Fixes
+
+- [`431d8bb`](https://gitea.pufereq.pl/judas/judas_client/commit/431d8bb3bb5171a4d12ea306bfc767776bf6fb2a) **__main__.py**: fix wrong import
+- [`a00668e`](https://gitea.pufereq.pl/judas/judas_client/commit/a00668ecf3e99cf0453a7c333de4f6ab57cbcac3) **client.py**: fix wrong import
+- [`b756270`](https://gitea.pufereq.pl/judas/judas_client/commit/b7562703ddc82456859cb72da59e74b4bddf2dc9) **connector.py**: handle multiple messages in one packet
+
+### Documentation
+
+- [`3a46ed1`](https://gitea.pufereq.pl/judas/judas_client/commit/3a46ed197a1e700cf4cd66ec3accd96431873772) **connector.py**: add docstrings
+
+### Features
+
+- [`bc62dbe`](https://gitea.pufereq.pl/judas/judas_client/commit/bc62dbed66b08990a9aca790a831b07d8b5afcdb) **connector.py**: handle `self.selector.unregister` exceptions in `Connector.close()`
+- [`54d2ba0`](https://gitea.pufereq.pl/judas/judas_client/commit/54d2ba0083194ba2d6ea2df07372050f03d8182f) **connector.py**: add `pending_acks` and handle inbound/outbound ACKs
+- [`5458281`](https://gitea.pufereq.pl/judas/judas_client/commit/54582811864da1df0526763ef74b79544c695d01) **connector.py**: add `Connector.send()` method
+- [`99e94e2`](https://gitea.pufereq.pl/judas/judas_client/commit/99e94e2f5a3e89396e0a1140665edc1ba48cb0f2) **connector.py**: add `Connector.running` attribute
+- [`b887525`](https://gitea.pufereq.pl/judas/judas_client/commit/b887525cf1f6295b41c92dc8415d73c70b51a667) **__init__.py**: import `Client` and `Connector`
+- [`5261ad8`](https://gitea.pufereq.pl/judas/judas_client/commit/5261ad8e9fe6a07033395e6936713b48c29ae30c) **connector.py**: call `on_message()` on receive
+- [`3c86a5f`](https://gitea.pufereq.pl/judas/judas_client/commit/3c86a5fefd04ae03cc1503aa552cb3b5e846017b) **connector.py**: add `on_message` handler function argument to init
+- [`cc1145a`](https://gitea.pufereq.pl/judas/judas_client/commit/cc1145a4acb9b96e75e327d0060706f5f7f871ac) **connector.py**: get mac address from init argument
+- [`21bc86f`](https://gitea.pufereq.pl/judas/judas_client/commit/21bc86fa8aab7e2fae1b966ee8b831187e7e24e2) **client.py**: add `Client` class
+
+### Miscellaneous Tasks
+
+- [`3512608`](https://gitea.pufereq.pl/judas/judas_client/commit/3512608dd19480499e7e03592db6af88c1866e65) **connector.py**: reduce loop interval to 0.1 s in `_loop()`
+- [`cf78a4b`](https://gitea.pufereq.pl/judas/judas_client/commit/cf78a4b05b356fda9d31d31002af69143f5121d4) **connector.py**: clarify debug message for connector loop
+
+### Refactor
+
+- [`53912ed`](https://gitea.pufereq.pl/judas/judas_client/commit/53912ed3394b0b1909f15976bd149b3a023c210c) **connector.py**: rewrite `Connector` to use selectors
+- [`b8333b6`](https://gitea.pufereq.pl/judas/judas_client/commit/b8333b64088916dbef6c965566b0c3e38741e634) **connector.py**: avoid recursion in `connect()`
+- [`7ce3285`](https://gitea.pufereq.pl/judas/judas_client/commit/7ce32855c49435f31b0c82c7690754ae668f8709) **__main__.py**: use `Client`
+- [`014c429`](https://gitea.pufereq.pl/judas/judas_client/commit/014c4296e0cd91f0920d83e2f0993ba87166a118) **connector.py**: remove unused `Connector._get_mac_address()` method
+- [`1182e08`](https://gitea.pufereq.pl/judas/judas_client/commit/1182e089bcd74c1811faac2d6514832ba037ab42) **connector.py**: make `connect_timeout` and `ack_timeout` keyword-only
+- [`35b3af3`](https://gitea.pufereq.pl/judas/judas_client/commit/35b3af31bef60fda7549d229fa818a2a5b607e7d) **connector.py**: fix typing of `Connector.ack_timeout`
+
+### Revert
+
+- [`9b077c8`](https://gitea.pufereq.pl/judas/judas_client/commit/9b077c8c4868e7ef020cb2b25203b04b3fb42554) "feat(__init__.py): import `Client` and `Connector`"
+
+### Styling
+
+- [`38d663a`](https://gitea.pufereq.pl/judas/judas_client/commit/38d663a50178523304df0c0eff0714aef5066c74) **connector.py**: add typing to variables
+- [`a28c724`](https://gitea.pufereq.pl/judas/judas_client/commit/a28c724145534982d56b2d4b47b429af9f7eb275) **connector.py**: add blank line
+
+### Build
+
+- [`fcaa7da`](https://gitea.pufereq.pl/judas/judas_client/commit/fcaa7dae70abe1139ac9e7f5d1d9e7947c0814e3) **uv.lock**: update judas_protocol to 0.5.0
+- [`00d1d86`](https://gitea.pufereq.pl/judas/judas_client/commit/00d1d869d59e4bf5014a0c2baa5c0d9e3cc0fef5) **uv.lock**: update judas_protocol to 0.4.3
+- [`8646388`](https://gitea.pufereq.pl/judas/judas_client/commit/8646388851c0276616610550326e81ea9974f579) **uv.lock**: update judas_protocol to 0.3.0
+- [`b9d0fd9`](https://gitea.pufereq.pl/judas/judas_client/commit/b9d0fd92a65bd88c5069fd5e5961b1b968ab7039) **uv.lock**: update judas_protocol to 0.2.0
+
 ## [0.2.0] - 2025-09-19
 
 ### Bug Fixes
diff --git a/pyproject.toml b/pyproject.toml
index ab4847b..af35097 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "uv_build"
 
 [project]
 name = "judas_client"
-version = "0.2.0"
+version = "0.3.0"
 description = "A client for judas, a remote PC fleet management system."
 readme = "README.md"
 authors = []
diff --git a/uv.lock b/uv.lock
index 318cb09..0428b71 100644
--- a/uv.lock
+++ b/uv.lock
@@ -249,7 +249,7 @@ wheels = [
 
 [[package]]
 name = "judas-client"
-version = "0.2.0"
+version = "0.3.0"
 source = { editable = "." }
 dependencies = [
     { name = "judas-protocol" },