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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 4.5k 801

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

    Documentation developer guide

    TeX 130 38

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

    Makefile 37 26

  4. docs-resources docs-resources Public

    Python 47 23

  5. learn learn Public

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

    1.5k 136

Repositories

Showing 10 of 70 repositories
  • riscv-unified-db Public

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

    riscv/riscv-unified-db’s past year of commit activity
    Ruby 165 BSD-2-Clause 124 245 (13 issues need help) 52 Updated Mar 16, 2026
  • integrated-matrix-extension Public Forked from riscv/riscv-isa-manual

    RISC-V Integrated Matrix Development Repository

    riscv/integrated-matrix-extension’s past year of commit activity
    TeX 21 CC-BY-4.0 820 0 0 Updated Mar 16, 2026
  • riscv/riscv-glossary’s past year of commit activity
    Makefile 10 6 17 (5 issues need help) 1 Updated Mar 16, 2026
  • riscv-event-trace Public

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

    riscv/riscv-event-trace’s past year of commit activity
    Makefile 0 CC-BY-4.0 1 0 2 Updated Mar 16, 2026
  • adm-riscv-sde Public

    RISC-V Specification Development Explorer

    riscv/adm-riscv-sde’s past year of commit activity
    JavaScript 0 Apache-2.0 0 0 0 Updated Mar 16, 2026
  • riscv-security-model Public

    RISC-V Security Model

    riscv/riscv-security-model’s past year of commit activity
    Makefile 34 CC-BY-4.0 17 0 3 Updated Mar 16, 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 compartmentalization.

    riscv/riscv-cheri’s past year of commit activity
    TeX 104 CC-BY-4.0 47 33 (1 issue needs help) 1 Updated Mar 16, 2026
  • 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 0 0 Updated Mar 16, 2026
  • riscv-p-spec Public

    RISC-V Packed SIMD Extension

    riscv/riscv-p-spec’s past year of commit activity
    Makefile 161 CC-BY-4.0 47 77 0 Updated Mar 16, 2026
  • 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 1 2 Updated Mar 16, 2026