Open where it matters.
coreboot firmware, Intel ME disabled, and model-specific firmware controls make the invisible layers inspectable.
StarBook Horizon
The Linux laptop
you actually own.
Horizon is the current StarBook variant: a refined 13.4-inch portable with open firmware, native Linux support, privacy hardware, and serviceable parts.
From $1,357.00 Free shipping to most regions.
13.4-inch 3:2 90Hz 500 nits · 2520×1680
1.1 kg 6061 aluminium build
Intel Core i3-N305 8-core, efficient performance
32GB LPDDR5X 4800MT/s memory standard
Up to 14 hrs 45Wh user-replaceable battery
Yours from first boot.
Ships with a clean distro image that completes setup when you turn it on. No factory password, no hidden encryption secret, and no Star Labs driver package.
Serviceable by design.
The battery and SSD are accessible, firmware is updated through LVFS, and compatible parts can carry forward.
Private by hardware. Open by design.
Horizon combines physical privacy controls, Linux-first firmware, and long-term ownership in one machine.
Privacy reaches firmware.
Privacy screen, kill switch, webcam cover, and Intel ME disabled.
Clean setup. Standard Linux.
Create your own account and encryption choices on first boot. Want another distro later? Use its standard ISO with Linux 6.2 or later.
Kept useful longer.
Replace the battery, swap the SSD, and upgrade compatible parts across generations instead of replacing the whole machine.
Measured on Linux.
Published Ubuntu results, idle battery context, and storage security details keep the performance story concrete.
1366 Single-core
5589 Multi-core
24.5h idle estimate Ubuntu 26.04 at 20% brightness, measured as an idle system estimate.
User-replaceable battery 45Wh lithium-ion pack you can replace instead of treating the machine as sealed.
Samsung 990 EVO Plus + built-in disk encryption Fast Samsung storage with hardware-backed disk encryption.
Core specs at a glance.
The basics buyers ask for first: display, weight, processor, memory, and battery.
13.4-inch 3:2 90Hz 500 nits · 2520×1680
1.1 kg 6061 aluminium build
Intel Core i3-N305 8-core, efficient performance
32GB LPDDR5X 4800MT/s memory standard
Up to 14 hrs 45Wh user-replaceable battery
Quiet when you want it.
Horizon exposes cooling control in firmware. Choose silence for lighter work, then switch active cooling back on when sustained workloads need it.
Silent firmware mode for lighter workloads
Active cooling remains available for sustained workloads
Fan assembly is visible and serviceable when the base is removed
Premium where it matters.
The premium choices are concentrated where they matter: screen, chassis, storage, input, and security.
Screen and build
Taller display, aluminium body.
13.4-inch 3:2, 90Hz, 500-nit panel in a sand-blasted 6061 aluminium chassis.
Storage and input
Fast storage, practical input.
Samsung 990 EVO Plus with built-in disk encryption, two-stage backlit keyboard, LED indicators, and glass clickpad.
Security
Security built into the stack.
dTPM 2.0, Secure/Measured Boot, BIOS Lock, Intel ME disabled, and built-in disk encryption.
Built to feel refined, not flashy.
Horizon is a deliberate portable: taller than a typical widescreen laptop, lighter than a workstation, and built around privacy-first hardware.
3:2 aspect ratio for more vertical workspace
1.1 kg travel-friendly chassis
Premium materials and practical privacy details
Ownership, not lock-in.
Install your distro, update firmware through LVFS, repair or upgrade parts, and get direct support.
Linux
Linux-first
Turn it on and complete setup yourself, or reinstall from a standard distro ISO. No factory password, no vendor driver package, no post-install patches.
- Ubuntu 26.04 or later
- Debian 13 or later
- Linux Mint 22 or later
- Fedora current releases
- Arch, Manjaro, and Tumbleweed
Firmware
Open firmware
Horizon exposes model-specific controls for power profiles, memory speed, device toggles, BIOS Lock, Total Memory Encryption, and Intel ME state. View firmware & security
Updates
Five years of updates
LVFS firmware updates for supported components, including coreboot, embedded controller, SSD, keyboard, camera, and trackpad.
Support
Direct support
UK-based support from people who know the hardware and firmware.
Your StarBook. Your way.
Configure the right balance of performance, privacy, and portability, or explore the full technical specification before you buy.