vinc · vinc · Jun 21, 2026 · Jun 21, 2026 · Jun 21, 2026 · Jun 21, 2026
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,37 +1,39 @@
 # Changelog
 
 ## Unreleased
-- Use double quotes in user messages (#851)
-- Improve Lisp binding (#848)
-- Add process devices (#836)
-- Improve Lisp user experience (#841)
-- Add assembler written in Lisp (#839)
-- Add AC'97 driver (#829)
-- Split process module (#831)
-- Refactor Lisp comment parsing (#833)
-- Refactor process table (#827)
-- Add Sound Blaster 16 driver (#781)
-- Improve disk caching (#826)
-- Fix memory leak during process creation (#825)
-- Add pipe device file (#822)
-- Fix potential deadlocks (#824)
-- Bump object from 0.38.1 to 0.39.0 (#819)
-- Reuse deleted dir entries (#820)
-- Improve editor search (#817)
-- Add draw command (#790)
-- Add functions to dict module in lisp (#797)
-- Bump smoltcp from 0.12.0 to 0.13.0 (#815)
-- Bump miniz_oxide from 0.8.9 to 0.9.1 (#813)
-- Update chess engine (#812)
-- Upgrade Rust to nightly-2026-03-01 (#814)
-- Bump bootloader from 0.9.33 to 0.9.34 (#806)
-- Bump chumsky from 0.11.2 to 0.12.0 (#802)
-- Bump libm from 0.2.15 to 0.2.16 (#805)
-- Bump object from 0.38.0 to 0.38.1 (#803)
-- Bump actions/cache from 4 to 5 (#801)
-- Bump actions/checkout from 5 to 6 (#799)
-- Bump object from 0.37.3 to 0.38.0 (#800)
-- Bump chumsky from 0.11.1 to 0.11.2 (#798)
+
+## 0.13.0 (2026-06-21)
+- Fix memory leak during process creation ([#825](https://github.com/vinc/moros/pull/825))
+- Fix potential deadlocks ([#824](https://github.com/vinc/moros/pull/824))
+- Add AC'97 driver ([#829](https://github.com/vinc/moros/pull/829))
+- Add Sound Blaster 16 driver ([#781](https://github.com/vinc/moros/pull/781))
+- Add assembler written in Lisp ([#839](https://github.com/vinc/moros/pull/839))
+- Add draw command ([#790](https://github.com/vinc/moros/pull/790))
+- Add functions to dict module in lisp ([#797](https://github.com/vinc/moros/pull/797))
+- Add pipe device file ([#822](https://github.com/vinc/moros/pull/822))
+- Add process devices ([#836](https://github.com/vinc/moros/pull/836))
+- Improve Lisp binding ([#848](https://github.com/vinc/moros/pull/848))
+- Improve Lisp user experience ([#841](https://github.com/vinc/moros/pull/841))
+- Improve disk caching ([#826](https://github.com/vinc/moros/pull/826))
+- Improve editor search ([#817](https://github.com/vinc/moros/pull/817))
+- Refactor Lisp comment parsing ([#833](https://github.com/vinc/moros/pull/833))
+- Refactor process table ([#827](https://github.com/vinc/moros/pull/827))
+- Reuse deleted dir entries ([#820](https://github.com/vinc/moros/pull/820))
+- Split process module ([#831](https://github.com/vinc/moros/pull/831))
+- Update chess engine ([#812](https://github.com/vinc/moros/pull/812))
+- Use double quotes in user messages ([#851](https://github.com/vinc/moros/pull/851))
+- Upgrade Rust to nightly-2026-03-01 ([#814](https://github.com/vinc/moros/pull/814))
+- Bump actions/cache from 4 to 5 ([#801](https://github.com/vinc/moros/pull/801))
+- Bump actions/checkout from 5 to 6 ([#799](https://github.com/vinc/moros/pull/799))
+- Bump bootloader from 0.9.33 to 0.9.34 ([#806](https://github.com/vinc/moros/pull/806))
+- Bump chumsky from 0.11.1 to 0.11.2 ([#798](https://github.com/vinc/moros/pull/798))
+- Bump chumsky from 0.11.2 to 0.12.0 ([#802](https://github.com/vinc/moros/pull/802))
+- Bump libm from 0.2.15 to 0.2.16 ([#805](https://github.com/vinc/moros/pull/805))
+- Bump miniz_oxide from 0.8.9 to 0.9.1 ([#813](https://github.com/vinc/moros/pull/813))
+- Bump object from 0.37.3 to 0.38.0 ([#800](https://github.com/vinc/moros/pull/800))
+- Bump object from 0.38.0 to 0.38.1 ([#803](https://github.com/vinc/moros/pull/803))
+- Bump object from 0.38.1 to 0.39.0 ([#819](https://github.com/vinc/moros/pull/819))
+- Bump smoltcp from 0.12.0 to 0.13.0 ([#815](https://github.com/vinc/moros/pull/815))
 
 ## 0.12.0 (2025-09-22)
 - Fix ANSI palette mapping ([#795](https://github.com/vinc/moros/pull/795))

diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "moros"
 description = "MOROS: Obscure Rust Operating System"
-version = "0.12.0"
+version = "0.13.0"
 authors = ["Vincent Ollivier <v@vinc.cc>"]
 edition = "2018"
 license = "MIT"

diff --git a/doc/images/moros.png b/doc/images/moros.png
diff --git a/doc/lisp.md b/doc/lisp.md
@@ -106,7 +106,7 @@ The interpreter can be invoked from the shell:
 
 ```
 > lisp
-MOROS Lisp v0.7.0
+MOROS Lisp v0.9.0
 
 > (+ 1 2 3)
 6
@@ -185,6 +185,8 @@ Would produce the following output:
 ## Changelog
 
 ### Unreleased
+
+### 0.9.0 (2026-06-21)
 - Allow optional arguments
 - Add `fold` special form
 - Fix double eval issue with `apply`

diff --git a/doc/manual.md b/doc/manual.md
@@ -5,7 +5,7 @@
 During boot MOROS will display its version followed by the memory layout,
 memory size, processor, devices, network cards, disks, and the real time clock.
 
-    [0.250962] SYS MOROS v0.12.0
+    [0.250962] SYS MOROS v0.13.0
     [0.254961] MEM [0x00000000000000-0x00000000000FFF] FrameZero
     [0.255961] MEM [0x00000000001000-0x00000000004FFF] PageTable
     [0.256961] MEM [0x00000000005000-0x00000000014FFF] Bootloader
@@ -50,7 +50,7 @@ commands to test the system or `install` to setup the
 
     /
     > install
-    Welcome to MOROS v0.12.0 installation program!
+    Welcome to MOROS v0.13.0 installation program!
 
     Proceed? [y/N] y
 

diff --git a/dsk/bin/beep b/dsk/bin/beep
diff --git a/dsk/bin/blank b/dsk/bin/blank
diff --git a/dsk/bin/exec b/dsk/bin/exec
diff --git a/dsk/bin/geocal b/dsk/bin/geocal
diff --git a/dsk/bin/geodate b/dsk/bin/geodate
diff --git a/dsk/bin/mandelbrot b/dsk/bin/mandelbrot
diff --git a/dsk/bin/print b/dsk/bin/print
diff --git a/src/usr/lisp/mod.rs b/src/usr/lisp/mod.rs
@@ -301,7 +301,7 @@ fn repl(env: &mut Rc<RefCell<Env>>) -> Result<(), ExitCode> {
     let csi_reset = Style::reset();
     let prompt_string = format!("{}>{} ", csi_color, csi_reset);
 
-    println!("MOROS Lisp v0.7.0\n");
+    println!("MOROS Lisp v0.9.0\n");
 
     let mut prompt = Prompt::new();
     let history_file = "~/.lisp-history";

diff --git a/www/lisp.html b/www/lisp.html
@@ -139,7 +139,7 @@ <h2>Usage</h2>
     <p>The interpreter can be invoked from the shell:</p>
 
     <pre><code>&gt; lisp
-MOROS Lisp v0.7.0
+MOROS Lisp v0.9.0
 
 &gt; (+ 1 2 3)
 6
@@ -216,6 +216,8 @@ <h2>Changelog</h2>
 
     <h3>Unreleased</h3>
 
+    <h3>0.9.0 (2026-06-21)</h3>
+
     <ul>
     <li>Allow optional arguments</li>
     <li>Add <code>fold</code> special form</li>

diff --git a/www/manual.html b/www/manual.html
@@ -13,7 +13,7 @@ <h2>Boot</h2>
     <p>During boot MOROS will display its version followed by the memory layout,
 memory size, processor, devices, network cards, disks, and the real time clock.</p>
 
-    <pre><code>[0.250962] SYS MOROS v0.12.0
+    <pre><code>[0.250962] SYS MOROS v0.13.0
 [0.254961] MEM [0x00000000000000-0x00000000000FFF] FrameZero
 [0.255961] MEM [0x00000000001000-0x00000000004FFF] PageTable
 [0.256961] MEM [0x00000000005000-0x00000000014FFF] Bootloader
@@ -59,7 +59,7 @@ <h2>Installation</h2>
 
 /
 &gt; install
-Welcome to MOROS v0.12.0 installation program!
+Welcome to MOROS v0.13.0 installation program!
 
 Proceed? [y/N] y