HardLabs

LightOS Compiler

Lightiam·LightOS_Compiler·LightRail_NCE_Schematic/kicad_project/LightRail_NCE.kicad_pcb

LightOS Compiler PCB layout, top view — open source board by Lightiam

About the LightOS Compiler PCB

LightOS Compiler is an open source PCB design by Lightiam, published on GitHub under the BSD-3-Clause license. It is a 10-layer board measuring 257 × 101 mm, with 3 components from 3 distinct parts.

Other key parts include the MP5949 and LR-GEN3-NPU-5NM. By type, the board carries 2 ICs and 1 connector.

It belongs with the power & battery designs in this gallery.

From the project

Neural Computing Engine | PCIe x16 GPU-like Accelerator | 1.5 TFLOPS @ 2.4 GHz

Neural Computing Engine | PCIe x16 GPU-like Accelerator | 1.5 TFLOPS @ 2.4 GHz

This is the complete reference design schematic for the LightRail AI NCE (Neural Computing Engine) motherboard - an AI accelerator device designed for enterprise inference and training workloads with power-efficient architecture.

The design is organized into 6 major functional blocks, each on its own schematic sheet:

Main components on the LightOS Compiler

MP5949LR-GEN3-NPU-5NM

LightOS Compiler bill of materials (BOM)

3 components, 3 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
MP5949
Monolithic Power Systems
U1
1
LR-GEN3-NPU-5NM
LightRail AI
U27
1
PCIe_x16
Molex
J1

LightOS Compiler design files

The KiCad project lives in the Lightiam/LightOS_Compiler repository on GitHub; these links point at the commit this page was built from.

LightOS Compiler: common questions

How big is the LightOS Compiler PCB?

The LightOS Compiler measures 257 × 101 mm, has 10 copper layers and is 2.4 mm thick.

How many components are on the LightOS Compiler?

3 components, from 3 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the LightOS Compiler design files?

From the Lightiam/LightOS_Compiler repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the LightOS Compiler design in my own project?

Yes, under the terms of its BSD-3-Clause license, which Lightiam chose for the repository.

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