Repositories list

• sail-riscv

  Public

  riscv/sail-riscv’s past year of commit activity
  Sail RISC-V model

  Sail

  •

  Other

  •252•679•122•94•Updated Mar 20, 2026Mar 20, 2026

• adm-riscv-sde

  Public
  RISC-V Specification Development Explorer

  JavaScript

  •

  Apache License 2.0

  •0•0•0•0•Updated Mar 20, 2026Mar 20, 2026

• riscv-memory-tagging

  Public

  riscv/riscv-memory-tagging’s past year of commit activity
  Memory Tagging ISA extension that can be used by software to enforce memory tag checks on memory loads and stores

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •9•30•0•0•Updated Mar 20, 2026Mar 20, 2026

• riscv-performance-event-sampling

  Public
  Define 2 new extensions to, along with Zihpm and Sscofpmf, enable event and instruction sampling with precise attribution.

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •3•4•1•2•Updated Mar 20, 2026Mar 20, 2026

• docs-dev-guide

  Public

  riscv/docs-dev-guide’s past year of commit activity
  Documentation developer guide

  TeX

  •

  Creative Commons Attribution 4.0 International

  •39•131•9•4•Updated Mar 20, 2026Mar 20, 2026

• riscv-isa-manual

  Public
  RISC-V Instruction Set Manual

  TeX

  •

  Creative Commons Attribution 4.0 International

  •804•4.5k•62•32•Updated Mar 20, 2026Mar 20, 2026

• riscv-spec-barrier

  Public

  riscv/riscv-spec-barrier’s past year of commit activity
  RISC-V Speculation Barrier

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •1•3•0•2•Updated Mar 20, 2026Mar 20, 2026

• riscv-cfi

  Public
  This specification is integrated into the Priv. and Unpriv. specifications. This repo is no longer maintained. Please refer to the Priv. and Unpriv. specificati…

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •23•96•0•2•Updated Mar 20, 2026Mar 20, 2026

• riscv-cheri

  Public
  This repository contains the CHERI extension specification, adding hardware capabilities to RISC-V ISA to enable fine-grained memory protection and scalable com…

  memory-safetycapabilitiescompartmentalization

  memory-safetycapabilitiescompartmentalization

  TeX

  •

  Creative Commons Attribution 4.0 International

  •47•104•33•2•Updated Mar 20, 2026Mar 20, 2026

• sig-functional-safety-whitepaper

  Public
  GitHub repository for the Functional Safety SIG Whitepaper Development

  TeX

  •

  Creative Commons Attribution 4.0 International

  •8•6•0•1•Updated Mar 20, 2026Mar 20, 2026

• docs-resources

  Public
  Python

  •

  Creative Commons Attribution 4.0 International

  •23•48•4•1•Updated Mar 19, 2026Mar 19, 2026

• riscv-b

  Public

  riscv/riscv-b’s past year of commit activity
  "B" extension - that represents the collection of the Zba, Zbb, and Zbs extensions

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •5•12•0•1•Updated Mar 19, 2026Mar 19, 2026

• riscv-svvptc

  Public
  Obviating Memory-Management Instructions after Marking PTEs Valid (Svvptc)

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •5•5•0•1•Updated Mar 19, 2026Mar 19, 2026

• riscv-fast-interrupt

  Public

  riscv/riscv-fast-interrupt’s past year of commit activity
  Proposal for a RISC-V Core-Local Interrupt Controller (CLIC)

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •56•290•29•4•Updated Mar 19, 2026Mar 19, 2026

• riscv-security-model

  Public
  RISC-V Security Model

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •18•34•2•3•Updated Mar 19, 2026Mar 19, 2026

• riscv-smmtt

  Public
  This specification will define the RISC-V privilege ISA extensions required to support Supervisor Domain isolation for multi-tenant security use cases e.g. conf…

  access-controltrusted-computingtrusted-execution-environment+ 12

  access-controltrusted-computingtrusted-execution-environmentconfidential-computingsmmttsupervisor-domainsap-teesmsdidsmmptsmsdia+ 5

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •22•68•3•2•Updated Mar 19, 2026Mar 19, 2026

• riscv-p-spec

  Public
  RISC-V Packed SIMD Extension

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •48•161•77•0•Updated Mar 19, 2026Mar 19, 2026

• riscv-glossary

  Public
  Makefile

  •6•10•17•1•Updated Mar 19, 2026Mar 19, 2026

• riscv-event-trace

  Public
  Extension to the RISC-V Trace standards which is user-configurable to trace a hardware-filtered subset of instructions

  Makefile

  •

  Creative Commons Attribution 4.0 International

  •1•0•0•2•Updated Mar 19, 2026Mar 19, 2026

• riscv-arch-test

  Public

  riscv/riscv-arch-test’s past year of commit activity
  Assembly

  •

  Apache License 2.0

  •282•662•20•32•Updated Mar 19, 2026Mar 19, 2026

• meta-riscv

  Public
  OpenEmbedded/Yocto layer for RISC-V Architecture

  riscvyocto-layeryocto+ 4

  riscvyocto-layeryoctoopenembeddedrisc-vyocto-metaopenembedded-layer

  BitBake

  •

  Other

  •171•428•21•2•Updated Mar 18, 2026Mar 18, 2026

• riscv-unified-db

  Public
  Monorepo containing a machine-readable database of the RISC-V specification and artifact generation tools

  riscvrisc-v

  riscvrisc-v

  Ruby

  •

  BSD 2-Clause "Simplified" License

  •125•166•246•53•Updated Mar 17, 2026Mar 17, 2026

• riscv-isa-manual-dmitry

  Public
  RISC-V Instruction Set Manual for Dmitry

  TeX

  •

  Creative Commons Attribution 4.0 International

  •804•0•0•0•Updated Mar 17, 2026Mar 17, 2026

• riscv-high-assurance-cryptography

  Public
  High Assurance Cryptography

  TeX

  •

  Creative Commons Attribution 4.0 International

  •5•12•3•1•Updated Mar 16, 2026Mar 16, 2026

• integrated-matrix-extension

  Public

  riscv/integrated-matrix-extension’s past year of commit activity
  RISC-V Integrated Matrix Development Repository

  TeX

  •

  Creative Commons Attribution 4.0 International

  •804•21•0•0•Updated Mar 16, 2026Mar 16, 2026

• riscv-spmp

  Public

  riscv/riscv-spmp’s past year of commit activity
  The repo contains the SPMP architectural specification, which includes capabilities like access control of read/write/execute requests by an hart, address match…

  TeX

  •

  Creative Commons Attribution 4.0 International

  •14•21•0•0•Updated Mar 16, 2026Mar 16, 2026

• riscv-debug-spec

  Public
  Working Draft of the RISC-V Debug Specification Standard

  Python

  •

  Other

  •99•507•77•16•Updated Mar 14, 2026Mar 14, 2026

• riscv-plic-spec

  Public
  PLIC Specification

  Creative Commons Attribution 4.0 International

  •47•152•14•11•Updated Mar 14, 2026Mar 14, 2026

• riscv-aia

  Public

  riscv/riscv-aia’s past year of commit activity
  Makefile

  •

  Creative Commons Attribution 4.0 International

  •24•99•38•3•Updated Mar 14, 2026Mar 14, 2026

• riscv-opcodes

  Public

  riscv/riscv-opcodes’s past year of commit activity
  RISC-V Opcodes

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •359•841•26•27•Updated Mar 14, 2026Mar 14, 2026