Formally verified microkernel: Will it replace Linux on GNU systems?

Simon Shields d6b1dcf962 allwinnerA20: remove irqNumbers enum 1 year ago
configs 4c265f369e Kbuild: Removed autoconf files 1 year ago
include d6b1dcf962 allwinnerA20: remove irqNumbers enum 1 year ago
libsel4 5fe6d0bcef riscv/spike: fix seL4_UserTop for riscv 1 year ago
manual c08b8543ae manual: remove incorrect paragraph 1 year ago
src 748362b959 arm: hook allwinnerA20 back up to the build system 1 year ago
tools eceefa883d cmake: add kernel platform helpers. 1 year ago
.gitignore 0f88bce2e8 git: Remove invocation.h files from .gitignore 2 years ago
.licenseignore d3feb06cdd riscv: fix licenses 2 years ago
CAVEATS-generic.txt 5cd5dac9fc Fix typo: preemptible, not preemptable. 2 years ago
CAVEATS-ia32.txt 91b7da8625 Release snapshot 6 years ago
CHANGES e7bc274833 Update CHANGES with details of Aarch64-hyp 1 year ago
CMakeLists.txt 43b7bca872 CMake: CPPFile EXACT_NAME creates a temp copy 1 year ago cc1a2820da CONTRIBUTING: use new docsite url 2 years ago a061d17332 more CONTRIBUTORS 4 years ago
LICENSE_BSD2.txt 40c61e5c18 Fix licenses (the rest) 3 years ago
LICENSE_GPLv2.txt 54cade4c32 adjust LICENSE file name to header reference. 6 years ago b7bcb62d46 README: fix build instructions link 2 years ago
VERSION 099ae90908 Update VERSION file to 10.1.1-dev 1 year ago
config.cmake 2ac5bd639c cmake: make pde_C an optional top-level type. 1 year ago
gcc.cmake 5ee9dec227 CMake: Move APPLE host check into x86 branch 1 year ago
gdb-macros 54603123e6 SELFOUR-317: rename async endpoint to notification object, and other 4 years ago

The seL4 Repository

This repository contains the source code of seL4 microkernel.

For details about the seL4 microkernel, including details about its formal correctness proof, please see the website and associated FAQ.

DOIs for citing recent releases of this repository:

  • DOI

We welcome contributions to seL4. Please see the website for information on how to contribute.

This repository is usually not used in isolation, but as part of the build system in a larger project.


A hosted version of the manual for the most recent release can be found here.

Repository Overview

  • include and src: C and ASM source code of seL4
  • tools: build tools
  • libsel4: C bindings for the seL4 ABI
  • manual: LaTeX sources of the seL4 reference manual

Build Instructions

See the seL4 website for build instructions.


The files in this repository are released under standard open source licenses. Please see the individual file headers and LICENSE_GPLv2.txt and LICENSE_BSD2.txt files for details.