# Downloads - MontaukOS
MontaukOS downloads and release notes

# Downloads

## Latest Release

### MontaukOS 0.1.4

June 21, 2026

#### New

- Shell tab completion for executables, built-in commands, and files in the working directory
- New console session mode for text-mode operation
- New shell commands:
  - `proclist` - list running processes
  - `btlist` - list connected Bluetooth devices
  - `btbonds` - list bonded (paired) Bluetooth devices
- Bluetooth app now shows paired devices, and the Bluetooth stack supports MAC address spoofing
- Bluetooth audio (A2DP) playback reliability improvements
- Crash reporting now works from console sessions as well as the desktop
- New bootloader-agnostic Boot Contract, decoupling the kernel from the bootloader
- C API syscall numbers for the bundled TCC compiler are now auto-generated and verified at build time

#### Fixed

- Fixed an NVMe completion-queue desync that could break all disk reads
- Fixed TCP/IP stack bugs
- Fixed an SMP race in the kernel crash-report ring buffer, and guarded against crash-handler crash loops
- Fixed Terminal scrolling and zoom inconsistencies
- Fixed scrolling cutoff for the last entry in Device Explorer
- Fixed UI issues in Files app dialogs
- Fixed a TLS (secure networking) bug affecting system programs
- Performance improvement in the kernel string-stream helper
- Numerous additional kernel, shell, and desktop bug fixes

#### Included in ISO

- MontaukOS SMP kernel
- Userspace bootstrap (`0:/os/init.elf`) and other essential system utilities
- MontaukOS desktop environment and graphical apps
- Manual pages (`0:/man`), readable via `man` command
- System CA certificates (`0:/os/certs/ca-certificates.crt`)
- Flat Remix icon pack
- JetBrains Mono, Noto Serif, Roboto, and C059 Roman (open Century Schoolbook) TrueType fonts
- DOOM Shareware game with SDL_mixer audio support
- Experimental HTTP server (`httpd`) and default page (`0:/www/index.html`)

## Release Archive

### MontaukOS 0.1.3

June 7, 2026

#### New

- New 2048 game
- New Audio app with a system audio mixer for per-application volume control
- Bluetooth audio (A2DP) support, including Intel Bluetooth controller firmware loading
- USB mass storage device support, with hotplugging and removable medium detection in Files
- SVG image support in Image Viewer, including vector zoom
- New Network Configuration applet, backed by kernel network statistics reporting
- Process Manager gains a Performance tab with CPU usage graphing (kernel now exposes CPU time)
- Scheduler now supports threading
- xHCI BIOS-to-OS handoff
- Login screen rebuilt on the MTK toolkit, with faster drawing and a shutdown progress display
- Graceful shutdown and reboot: Bluetooth devices are disconnected and disks are flushed
- Files app improvements:
  - Selection marquee, now also in list view
  - Properties dialog for single and multiple files
  - Delete confirmation for directories
  - Refresh button and USB medium detection
  - Support for folders with more than 64 entries
  - 64-bit file sizes
  - Asynchronous copy, move, and delete with a progress dialog
- MTK GUI toolkit improvements:
  - New graphing widget
  - New scrollbar widget, with scrollbars standardized across apps
  - Improved input boxes
  - Right-click context menus
- Accent colors respected in more desktop components, including print dialogs
- Word Processor now discovers installed fonts automatically (from `0:/fonts`)
- Icons added to the PDF Viewer toolbar
- Terminal emulator performance improvements
- Wikipedia app improvements and a simplified starting page
- Music app defaults to the user's Music folder
- Paint app UI improvements
- System Configuration renamed to Settings
- Kernel build numbering
- Licensing files added and copyright notices updated

#### Fixed

- Login screen no longer hangs when no USB input device is connected
- Various shell and Terminal reliability fixes, including output redirection and a white flash on launch
- Fixed audio mixer and Music app freezes, and a freeze when closing the Music app
- Reliability improvements in the Window Server and IPC subsystems
- Fixed a periodic freeze in the print stack
- Fixed desktop background selection freeze
- Process-wide spinlock added to the userspace heap for thread safety
- Fixed the VFS delete operation for the ramdisk driver
- Fixed list alignment with indent options in the Word Processor
- Fixed Screenshot full-screen flickering
- Standardized and fixed scrollbars in the Text Editor and other apps
- Corrected process and PID reporting
- Numerous additional kernel and desktop bug fixes

#### Included in ISO

- MontaukOS SMP kernel
- Userspace bootstrap (`0:/os/init.elf`) and other essential system utilities
- MontaukOS desktop environment and graphical apps
- Manual pages (`0:/man`), readable via `man` command
- System CA certificates (`0:/os/certs/ca-certificates.crt`)
- Flat Remix icon pack
- JetBrains Mono, Noto Serif, Roboto, and C059 Roman (open Century Schoolbook) TrueType fonts
- DOOM Shareware game with SDL_mixer audio support
- Experimental HTTP server (`httpd`) and default page (`0:/www/index.html`)

### MontaukOS 0.1.2

May 2, 2026

#### New

- Symmetric Multiprocessing (SMP) support
- New Time Zone Configuration applet in System Configuration with full time zone database
- Message box dialogs (OK, Yes/No, OK/Cancel) as a shared library (see Docs > Desktop Internals > Dialogs)
- Open/Save file dialogs as a shared library (see Docs > Desktop Internals > Dialogs)
- Copy and Move file operations in Files app
- Standard MTK GUI toolkit; the following apps were ported:
  - Calculator
  - Weather
  - Wikipedia
  - Bluetooth
  - Disks
  - Printers
  - Process Manager
- New formatting options added to Wikipedia
- New Screenshot app for capturing desktop images
- New Paint app
- New Video Player app with AVI format support
- Ported Lua scripting language interpreter
- Terminal app ported to Window Server from being desktop built-in app
- Terminal app now supports zoom shortcuts
- Process Manager (`procmgr`) ported to Window Server, UI revamped, Windows tab added
- New Word Processor app; PDF export included
- New Spreadsheet app
- Text Editor app ported to Window Server from being desktop built-in app
- Text Editor now supports C and Lua syntax highlighting
- Audio visualizer added to Music app
- New Window Server helpers for standalone GUI apps (`win_create`, `win_poll`, `win_present`, etc.)
- Files app now has virtual folders to expose system components (System Configuration, Apps folders)
- Drive labels displayed in Files app
- Process crash popups (CrashReport)
- Expanded ACPI support
- Primitive S3 sleep/wake support
- Support for Internet Printing Protocol (IPP) printing
- Print dialog and test page printing
- Primitive clipboard support
- ELF shared library support with PIC code model
- Login screen improvements
- PDF viewer rendering improvements
- Super + Space keyboard shortcut for desktop search panel

#### Included in ISO

- MontaukOS SMP kernel
- Userspace bootstrap (`0:/os/init.elf`) and other essential system utilities
- MontaukOS desktop environment and graphical apps
- Manual pages (`0:/man`), readable via `man` command
- System CA certificates (`0:/etc/ca-certificates.crt`)
- Flat Remix icon pack
- JetBrains Mono, Noto Serif, Roboto, and C059 Roman (open Century Schoolbook) TrueType fonts
- DOOM Shareware game with SDL_mixer audio support
- Experimental HTTP server (`httpd`) and default page (`0:/www/index.html`)
- Desktop wallpaper - Lake and mountains by Stephen Walker, Unsplash

### MontaukOS 0.1.1

#### New

- Quality of life improvements in Wikipedia Client and Image Viewer apps
- Fixed memory leaks
- Fixed ghost shell.elf process bug in terminal emulator
- Fixed File Manager rendering bug

#### Included in ISO

- MontaukOS kernel
- Userspace bootstrap (`0:/os/init.elf`) and other essential system utilities
- MontaukOS desktop environment and graphical apps
- Manual pages (`0:/man`), readable via `man` command
- System CA certificates (`0:/etc/ca-certificates.crt`)
- Flat Remix icon pack
- JetBrains Mono, Noto Serif, Roboto, and C059 Roman (open Century Schoolbook) TrueType fonts
- DOOM Shareware game and Montauk DOOM runtime (`0:/games/doom.elf`)
- Experimental HTTP server (`httpd`) and default page (`0:/www/index.html`)
- Desktop wallpaper - Lake and mountains by Stephen Walker, Unsplash

### MontaukOS 0.1.0

(first release)

#### Included in ISO

- MontaukOS kernel
- Userspace bootstrap (`0:/os/init.elf`) and other essential system utilities
- MontaukOS desktop environment and graphical apps
- Manual pages (`0:/man`), readable via `man` command
- System CA certificates (`0:/etc/ca-certificates.crt`)
- Flat Remix icon pack
- JetBrains Mono, Noto Serif, Roboto, and C059 Roman (open Century Schoolbook) TrueType fonts
- DOOM Shareware game and Montauk DOOM runtime (`0:/games/doom.elf`)
- Experimental HTTP server (`httpd`) and default page (`0:/www/index.html`)
- Desktop wallpaper - pine forest by Gustav Gullstrand, Unsplash

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