Issues

• linkflags does not override the built-in linker flags for MSVC

  bug
  bfgroup/b2#619 · Filter by author pdimov opened on Sep 30, 2026
  4

• msvc: cannot use older MSVC toolsets installed as components of a newer Visual Studio (no -vcvars_ver support)

  bug
  bfgroup/b2#612 · Filter by author sdarwin opened on Aug 19, 2026

• Creating multiple targets leads to a b2 crash in make1c()

  bug
  bfgroup/b2#608 · Filter by author pkl97 opened on Jul 20, 2026

• b2 cannot deal with Windows archive files that exceed 2 GB

  bug
  bfgroup/b2#607 · Filter by author pkl97 opened on Jul 20, 2026

• OpenSSL in Ubuntu 26.04 requires zlib

  enhancement
  bfgroup/b2#596 · Filter by author anarthal opened on May 12, 2026

• Add support for C/C++ #embed

  enhancement
  bfgroup/b2#595 · Filter by author rascalDan opened on May 10, 2026
  2

• To bind or not to bind, that is the question 🧻

  bfgroup/b2#590 · Filter by author paolopas opened on Apr 15, 2026
  2

• Incorrect per-target runtime directory

  bug
  bfgroup/b2#584 · Filter by author Ignition opened on Apr 8, 2026
  6

• Boost no longer builds using toolset=emscripten as of emsdk 4.0.22

  bug
  bfgroup/b2#568 · Filter by author jrxpana opened on Mar 18, 2026
  6

• BindX issues and Jam vulnerabilities 🧻

  bfgroup/b2#565 · Filter by author paolopas opened on Mar 2, 2026

• B2 should fail (non-zero exit code) when "No best alternative" errors occur

  bug
  bfgroup/b2#544 · Filter by author MungoG opened on Feb 5, 2026
  4

• b2 would not respect windows sdk environment variable loaded by VS Command Prompt

  bug
  bfgroup/b2#470 · Filter by author elfive opened on Nov 6, 2025
  2

• b2 does not build with libstdc++ + -D_GLIBCXX_DEBUG because list_cref::iterator advertises itself as random access but does not implement operator<=

  bug
  Bug

  bfgroup/b2#464 · Filter by author sliedes opened on Sep 23, 2025
  1

  

• trying to get started with boost-python and have a problem with tutorial (hello) bootstrap.jam not found

  bfgroup/b2#462 · Filter by author johncblacker opened on Sep 13, 2025
  1

• Should $(OPTIONS) $(USER_OPTIONS) in the gcc link/link.dll rule be at the beginning rather than at the end of the command line ?

  bug
  bfgroup/b2#459 · Filter by author Romain-Geissler-1A opened on Jul 25, 2025

• Unable to load B2 ... No *** was found by searching for ... build-system.jam from boost_1_85_0 to boost_1_88_0

  bug
  bfgroup/b2#457 · Filter by author PlutusCN opened on Jul 1, 2025
  1

• check-target-builds breaks module imports

  bug
  Bug

  bfgroup/b2#454 · Filter by author Lastique opened on Jun 18, 2025
  3

  

• Expose Python Interpreter for rules and actions

  enhancement
  bfgroup/b2#453 · Filter by author HDembinski opened on Jun 13, 2025
  1

• UTF8 with BOM

  bug
  bfgroup/b2#447 · Filter by author RenamedPlayer opened on May 2, 2025
  3

• B2 uses the oldest Visual C++ Build Tools version instead of the best matching one

  bug
  bfgroup/b2#445 · Filter by author chausner opened on Apr 27, 2025

• Duplicate checks run / configuration duplicated for address-model and x86_*

  bug
  bfgroup/b2#434 · Filter by author Flamefire opened on Dec 27, 2024
  18

• b2 uses the wrong slashes for gcc under windows in .rsp files

  bug
  bfgroup/b2#433 · Filter by author kfbBjoern opened on Dec 19, 2024

• Documentation for searched-lib

  bugdocumentation
  Task

  bfgroup/b2#431 · Filter by author Flamefire opened on Dec 7, 2024
  6

• Unable to compile ZSTD with BOOST

  bfgroup/b2#427 · Filter by author coldcola233 opened on Nov 30, 2024
  1

• b2 should report failure to install in a given directory

  bug
  bfgroup/b2#416 · Filter by author akrzemi1 opened on Sep 8, 2024
  1