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RISC-V

The Open-Standard Instruction Set Architecture

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  1. riscv-isa-manual riscv-isa-manual Public

    RISC-V Instruction Set Manual

    TeX 4.4k 778

  2. docs-dev-guide docs-dev-guide Public

    Documentation developer guide

    TeX 119 39

  3. docs-spec-template docs-spec-template Public template

    Makefile 35 26

  4. docs-resources docs-resources Public

    Ruby 45 24

  5. learn learn Public

    Tracking RISC-V Actions on Education, Training, Courses, Monitorships, etc.

    1.2k 126

Repositories

Showing 10 of 64 repositories
  • riscv-fast-interrupt Public

    Proposal for a RISC-V Core-Local Interrupt Controller (CLIC)

    riscv/riscv-fast-interrupt’s past year of commit activity
    Makefile 283 CC-BY-4.0 52 6 4 Updated Dec 9, 2025
  • riscv-isa-manual Public

    RISC-V Instruction Set Manual

    riscv/riscv-isa-manual’s past year of commit activity
    TeX 4,386 CC-BY-4.0 778 71 (1 issue needs help) 29 Updated Dec 9, 2025
  • riscv/riscv-glossary’s past year of commit activity
    Makefile 10 6 17 (5 issues need help) 1 Updated Dec 9, 2025
  • riscv-high-assurance-cryptography Public

    High Assurance Cryptography

    riscv/riscv-high-assurance-cryptography’s past year of commit activity
    Makefile 3 CC-BY-4.0 2 0 0 Updated Dec 9, 2025
  • riscv-spmp Public

    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.

    riscv/riscv-spmp’s past year of commit activity
    TeX 21 CC-BY-4.0 14 1 0 Updated Dec 9, 2025
  • riscv-zabha Public

    The Zabha extension provides support for byte and halfword atomic memory operations.

    riscv/riscv-zabha’s past year of commit activity
    Makefile 11 CC-BY-4.0 9 0 1 Updated Dec 9, 2025
  • 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. confidential-computing, trusted platform services, fault isolation and so on.

    riscv/riscv-smmtt’s past year of commit activity
    Makefile 64 CC-BY-4.0 22 5 1 Updated Dec 9, 2025
  • riscv-performance-event-sampling Public

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

    riscv/riscv-performance-event-sampling’s past year of commit activity
    Makefile 4 CC-BY-4.0 3 2 2 Updated Dec 9, 2025
  • 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 compartmentalization.

    riscv/riscv-cheri’s past year of commit activity
    TeX 92 CC-BY-4.0 42 29 (1 issue needs help) 2 Updated Dec 9, 2025
  • riscv/docs-resources’s past year of commit activity
    Ruby 45 CC-BY-4.0 24 0 1 Updated Dec 9, 2025

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