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Nuclei Toolchain
Nuclei Studio IDE
Windows 10/11
Linux x86-64
User Guide
Supply Documents
FAQ
Nuclei RISC-V Embedded Toolchain(Baremetal/RTOS + Newlibc)
Windows
Centos/Ubuntu x86-64
Online Doc
Nuclei OpenOCD
Windows
Linux x86-64
Online Doc
Nuclei QEMU
Windows
Linux x86-64
Online Doc
Nuclei Near Cycle Model
Windows
Linux x86-64
Online Doc
Windows Build Tools
Windows
Nuclei RISC-V Linux Toolchain(OpenSBI/Uboot/Linux + Glibc)
Windows
Centos/Ubuntu x86-64
Online Doc
IP Product Databook
Click Nuclei User Center to access IP product's complete documents.
Nuclei User Center
Nuclei Software Platform
Nuclei Open Source Software Organization
Github
Gitee
RISC-V MCU Open Source Software Organization
Github
Gitee
Nuclei Board Labs
Online Doc
Github
Gitee
Nuclei MCU Software Interface Standard (NMSIS)
Online Doc
Github
Gitee
Nuclei Linux SDK(Software Development Kit)
Online Doc
Github
Gitee
Nuclei SDK For Nuclei 200/300/600/900/1000 Series CPU
Online Doc
Github
Gitee
Nuclei N100 SDK For Nuclei 100 Series CPU
Online Doc
Github
Gitee
Third-Party Software
Real-Time Operating System
FreeRTOS
  • Support Nuclei RISC-V 32b/64b processors
  • Support 100/200/300/600/900 series
  • Support real-time fast interrupt scheme ECLIC
  • Tickless mode supported
  • Integrated with FreeRTOS 11.1.0 with SMP supported
Github
Gitee
uCOS-II
  • Support Nuclei RISC-V 32/64 processors
  • Support 100/200/300/600/900/1000 series
  • Support real-time fast interrupt scheme ECLIC
  • Integrated with UCOS-II 2.93
Github
Gitee
RT-Thread Nano
  • Support Nuclei RISC-V 32/64 processors
  • Support 100/200/300/600/900/1000 series
  • Support real-time fast interrupt scheme ECLIC
  • Integrated with RT-Thread Nano 3.1.5
Github
Gitee
ThreadX support is done in Nuclei SDK
  • Support Nuclei RISC-V 32/64 processors
  • Support 200/300/600/900/1000 series
  • Support real-time fast interrupt scheme ECLIC
Github
Gitee
RT-Thread is directly supported in upstream RT-Thread repo
  • Support Nuclei RISC-V 32/64 processors
  • Support 200/300/600/900 series
  • Support real-time fast interrupt scheme ECLIC
  • Upstream supported
Github
OpenHarmony Organization
  • Support Nuclei RISC-V 32 processors
  • Support 200/300/600/900 series
  • Support real-time fast interrupt scheme ECLIC
  • Upstream supported
Gitee
TencentOS-Tiny is directly supported in upstream repo
  • Support RISC-V architecture
  • Support Nuclei bumblebee/n200 series
  • Upstream supported
More
LittleKernel support is done in fork of littlekernel repo
  • Support Nuclei RISC-V 32 processors
  • Support 200/300/600/900 series
  • Support real-time fast interrupt scheme ECLIC
  • Upstream PR is still under review
Github
Apache NuttX is done in Nuclei SDK
  • Support Nuclei RISC-V 32/64 processors
  • Support 200/300/600/900/1000 series
Github
Gitee
AI Frameworks
TF-Lite micro support is deeply integrated and optimized for Nuclei Processors in repo maintained by Nuclei
  • Support Nuclei RISC-V 32/64 processors
  • Support 200/300/600/900/1000 series
  • Optimized for B/P/V ISA extension
  • Deeply integrated with NMSIS-NN library and Nuclei SDK
  • Can be directly import into Nuclei Studio via NPK solution
Github
Gitee
Tinymaix support is optimized for Nuclei Processors done by Nuclei
  • Support Nuclei RISC-V 32/64 processors
  • Optimized for P/V ISA extension
  • Deeply integrated with Nuclei SDK
  • Can be directly import into Nuclei Studio via NPK solution
  • Tinymaix is supported by MaixHub(Model online training platform for edge devices)
Github
Gitee
Tengine-Lite support is optimized for Nuclei Processors done by Tengine team
  • Support Nuclei RISC-V 32 processors
  • Support P ISA extension
  • Deeply integrated with NMSIS NN library
Github
Gitee
TEE Frameworks
Penglai MCU support is deeply optimized for Nuclei Processors by Trust Kernel
  • Support Nuclei RISC-V 32 processors
  • Support Nuclei TEE extension
  • Commercial solution
Github
Gitee
Penglai PMP/sPMP support is deeply optimized for Nuclei Processors in Nuclei Linux SDK
  • Support Nuclei RISC-V 64 processors
  • Support 600/900 series
  • Support Nuclei TEE extension
  • opensource solution
Github
Gitee
Keystone Enclave support is deeply optimized for Nuclei Processors in Nuclei Linux SDK
  • Support Nuclei RISC-V 64 processors
  • Support RISC-V PMP extension
  • Opensource solution
Github
Gitee
OpTEE support is deeply optimized for Nuclei Processors in Nuclei Linux SDK
  • Support Nuclei RISC-V 64 processors
  • Support RISC-V PMP extension and also Nuclei secure feature
  • Opensource to RISC-V ecosystem by Nuclei
Github
More
3rd Party Tools
IAR Workbench support is deeply optimized for Nuclei Processors
  • Support Nuclei RISC-V 32/64 processors
  • Support Nuclei 100/200/300/600/900/1000 series
  • IAR Prebuilt Projects integrated in Nuclei SDK/Nuclei N100 SDK/NMSIS
  • Commercial product
More
Terapines support is optimized for Nuclei Processors
  • Support Nuclei RISC-V 32/64 processors
  • Support IMAFDCBPKV/Zc/Xxldsp/Xxlcz extension
  • Provide better performance compared to gcc/clang
  • High performance auto-vectorization for RISC-V V and P extension
  • High performance and density DSP libraries
  • Cycle accurate SoC virtual prototyping tools support Nuclei IP cores
  • Deeply integrated in Nuclei SDK and Nuclei Studio with Terapines ZCC
  • Commercial Pro version and Free Lite version
More
Segger Embedded Studio support is deeply optimized for Nuclei Processors
  • Support Nuclei RISC-V 32/64 processors
  • Support Nuclei 200/300/600/900/1000 series
  • Optimized C/C++ runtime library for RISC-V processors
  • Segger quick start projects provided by Nuclei is available
  • Commercial product
More
Lauterbach support is deeply optimized for Nuclei Processors
  • Support Nuclei RISC-V 32/64 processors
  • Support Nuclei 200/300/600/900 series
  • Support Debug and Trace in Nuclei Processors
  • Commercial product
More
Siemens Tessent Enhanced Trace Encoder solution
  • Support Nuclei RISC-V E-Trace Solution
More
PlatformIO support is deeply optimized for Nuclei Processors
  • Support Nuclei RISC-V 32/64 processors
  • Support Nuclei 200/300/600/900 Series
  • Support gd32vf103 and gd32vw55x SoC via Nuclei SDK
Github
Gitee
SystemC Modeling
Nuclei in house developed SystemC function Model
  • Support Nuclei RISC-V 32/64 processors
  • Based on QEMU, and open source
Github
Gitee
Nuclei in house developed SystemC Near Cycle Model
  • Support Nuclei RISC-V 32/64 processors
  • Near cycle model, support gprof
  • Still in development
More
SIMANGO(芯芒科技) Mosim SystemC Simulation Solution
  • Support Nuclei RISC-V 32/64 processors
  • Provide QEMU SystemC function model
  • Provide RTL Verilator converted accurate SystemC model
  • Provide SoC simulation support
More
MachineWare Virtual Prototyping
  • Support Nuclei RISC-V 32/64 processors
  • Provide SIM-V SystemC function model faster than QEMU
  • Provide QEMU based SystemC model
  • Provide full system simulation or virtual platform
More
Automobile Ecosystem
IAR: Embedded Workbench, Compiler & Debug Toolchain
More
Hirain(经纬恒润) AUTOSAR Product
More
Machineware SIM-V SystemC Virtual Platform
More
Simango(星芒科技) Mosim SystemC Virtual Platform
More
Tasking: VX-Toolset, Compiler; Debugger
More
GreenHills
More
Vector: MICROSAR, AUTOSAR
More
FreeRTOS: SafeRTOS, AUTOSAR
More
Hightec
More
Partners（排名不分先后）

RISC-V Foundation

SICA

China RISC-V Industry Alliance

China RISC-V Alliance

SZICC

HBSIA

CBSIA

SOPIC

武汉光电工业技术研究院

Amlogic

VeriSilicon

LAUTERBACH

TencentOS Tiny

OpenHarmony

PlatformIO

SEGGER

MUCSE

ORITEK

Brite

Innochip Technology

格见构知

AistarTek

exide

HighTec

CALTERAH

BinarySemi

X-EPIC

SILERGY

MachineWare

SIMANGO

TrustKernel

XIAOMI

JINGWEI HIRAIN

SIEMENS EDA

Motorcomm

CHIPWAYS

SWID

taolink-tech

GeoforceChip

ChipIntelli

Witmem

Fisilink

TIH Microelectronics

XinSheng Tech

GigaDevice

ASR

AnLogic

TusStar

Mocro & Nano Institute

RT-Thread

OPEN AI LAB

IAR

HUST

SJTU

WHU

HBUT

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