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    • The ISA specification for the Zalasr extension.
      Makefile
      Creative Commons Attribution 4.0 International
      2721Updated Jul 12, 2025Jul 12, 2025
    • This specification will define the RISC-V privilege ISA extensions required to support Supervisor Domain isolation for multi-tenant security use cases e.g. confidential-computing, trusted platform services, fault isolation and so on.
      Makefile
      Creative Commons Attribution 4.0 International
      195400Updated Jul 12, 2025Jul 12, 2025
    • 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
      1102Updated Jul 11, 2025Jul 11, 2025
    • 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 This repo is no longer maintained.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. specifications at https://github.com/riscv/riscv-isa-manual
      Makefile
      Creative Commons Attribution 4.0 International
      228800Updated Jul 11, 2025Jul 11, 2025
    • This repository contains the CHERI extension specification, adding hardware capabilities to RISC-V ISA to enable fine-grained memory protection and scalable compartmentalization.
      TeX
      Creative Commons Attribution 4.0 International
      3672524Updated Jul 11, 2025Jul 11, 2025
    • Sail RISC-V model
      Sail
      Other
      21857412277Updated Jul 11, 2025Jul 11, 2025
    • GitHub repository for the Functional Safety SIG Whitepaper Development
      TeX
      Creative Commons Attribution 4.0 International
      3400Updated Jul 11, 2025Jul 11, 2025
    • RISC-V Instruction Set Manual
      TeX
      Creative Commons Attribution 4.0 International
      7214.2k22720Updated Jul 11, 2025Jul 11, 2025
    • 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
      81711Updated Jul 9, 2025Jul 9, 2025
    • Obviating Memory-Management Instructions after Marking PTEs Valid (Svvptc)
      Makefile
      Creative Commons Attribution 4.0 International
      4300Updated Jul 9, 2025Jul 9, 2025
    • riscv-b

      Public
      "B" extension - that represents the collection of the Zba, Zbb, and Zbs extensions
      Makefile
      Creative Commons Attribution 4.0 International
      4700Updated Jul 9, 2025Jul 9, 2025
    • Proposal for a RISC-V Core-Local Interrupt Controller (CLIC)
      Makefile
      Creative Commons Attribution 4.0 International
      5026942Updated Jul 9, 2025Jul 9, 2025
    • Makefile
      68121Updated Jul 9, 2025Jul 9, 2025
    • Documentation developer guide
      TeX
      Creative Commons Attribution 4.0 International
      3610764Updated Jul 9, 2025Jul 9, 2025
    • RISC-V Performance Events Specification
      Makefile
      Creative Commons Attribution 4.0 International
      6592Updated Jul 8, 2025Jul 8, 2025
    • Creative Commons Attribution 4.0 International
      183820Updated Jul 8, 2025Jul 8, 2025
    • OpenEmbedded/Yocto layer for RISC-V Architecture
      BitBake
      Other
      153395204Updated Jul 8, 2025Jul 8, 2025
    • RISC-V Opcodes
      Python
      BSD 3-Clause "New" or "Revised" License
      3337773130Updated Jul 7, 2025Jul 7, 2025
    • A base container image populated with the dependencies to build the RISC-V Documentation.
      Apache License 2.0
      91503Updated Jul 7, 2025Jul 7, 2025
    • High Assurance Cryptography
      Makefile
      Creative Commons Attribution 4.0 International
      1100Updated Jul 4, 2025Jul 4, 2025
    • The repo contains the SPMP architectural specification, which includes capabilities like access control of read/write/execute requests by an hart, address matching, encoding of permissions, exceptions for access violation, and support for virtualization.
      TeX
      Creative Commons Attribution 4.0 International
      131800Updated Jul 3, 2025Jul 3, 2025
    • RISC-V Self-hosted Trace Development Repositoty
      TeX
      Creative Commons Attribution 4.0 International
      721111Updated Jun 26, 2025Jun 26, 2025
    • This repository holds the front matter pages for the RISC-V Library
      1200Updated Jun 24, 2025Jun 24, 2025
    • 0000Updated Jun 23, 2025Jun 23, 2025
    • docs-spec-template

      Public template
      Makefile
      Creative Commons Attribution 4.0 International
      252633Updated Jun 16, 2025Jun 16, 2025
    • Zilsd (Load/Store Pair for RV32) Fast-Track Extension
      Makefile
      Creative Commons Attribution 4.0 International
      51101Updated Jun 16, 2025Jun 16, 2025
    • Dot-Product Extension
      Makefile
      Creative Commons Attribution 4.0 International
      5642Updated Jun 9, 2025Jun 9, 2025
    • RISC-V Integer Vector Absolute Difference
      TeX
      Creative Commons Attribution 4.0 International
      721000Updated Jun 9, 2025Jun 9, 2025
    • This task group will propose ISA extension(s) and non-ISA hardware and software interop interfaces to enable routine reuse and composition of a subcategory of custom extensions called composable extensions.
      Makefile
      Creative Commons Attribution 4.0 International
      2611Updated Jun 6, 2025Jun 6, 2025
    • The intent of pending is to cleanly handle the case where action is 0, m is 0, u is 1, count is 1, and the U-mode instruction being executed causes a trap into M-mode.
      TeX
      Creative Commons Attribution 4.0 International
      721000Updated Jun 4, 2025Jun 4, 2025