"{fmt} is an open-source formatting library for C++. It can be used as a safe and fast alternative to (s)printf and iostreams."
      See {fmt} documentation for usage and details.
Note: This is the source code for the build2 package of the {fmt} C++ library,
the actual library sources snapshot can be found in the ./upstream/ submodule.
Reviews
      
      Builds
      
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-O3 | 
            
              | timestamp | 2025-10-30 23:02:10 UTC (04:10:38 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-ndebug_O3 | 
            
              | timestamp | 2025-10-30 23:01:06 UTC (04:11:42 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-static_O3 | 
            
              | timestamp | 2025-10-30 23:00:02 UTC (04:12:46 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14 | 
            
              | timestamp | 2025-10-30 22:57:58 UTC (04:14:50 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-static_O3 | 
            
              | timestamp | 2025-10-30 17:39:24 UTC (09:33:24 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-ndebug_O3 | 
            
              | timestamp | 2025-10-30 17:38:34 UTC (09:34:14 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14-O3 | 
            
              | timestamp | 2025-10-30 17:35:37 UTC (09:37:11 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_14 | 
            
              | timestamp | 2025-10-30 17:28:59 UTC (09:43:50 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-clang_18_llvm_msvc_17.10-O2 | 
            
              | timestamp | 2025-10-30 12:48:20 UTC (14:24:28 hours ago) | 
            
              | result | warning (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-clang_18_llvm_msvc_17.10 | 
            
              | timestamp | 2025-10-30 12:46:33 UTC (14:26:15 hours ago) | 
            
              | result | warning (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-clang_17_msvc_msvc_17.10 | 
            
              | timestamp | 2025-10-30 12:30:49 UTC (14:41:59 hours ago) | 
            
              | result | warning (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-w64-mingw32 | 
            
              | tgt config | windows_10-gcc_13.2_mingw_w64 | 
            
              | timestamp | 2025-10-30 10:56:15 UTC (16:16:33 hours ago) | 
            
              | result | error (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-w64-mingw32 | 
            
              | tgt config | windows_10-gcc_13.2_mingw_w64-O2 | 
            
              | timestamp | 2025-10-30 10:47:49 UTC (16:24:59 hours ago) | 
            
              | result | error (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-w64-mingw32 | 
            
              | tgt config | windows_10-gcc_13.2_mingw_w64-static_O2 | 
            
              | timestamp | 2025-10-30 10:47:09 UTC (16:25:39 hours ago) | 
            
              | result | error (update) | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_fedora_40-gcc_14-bindist | 
            
              | timestamp | 2025-10-30 08:27:17 UTC (18:45:31 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.10 | 
            
              | timestamp | 2025-10-30 08:13:28 UTC (18:59:20 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.10-O2 | 
            
              | timestamp | 2025-10-30 08:13:17 UTC (18:59:32 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.10-static_O2 | 
            
              | timestamp | 2025-10-30 08:11:57 UTC (19:00:51 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-clang_18_llvm_msvc_17.10-static_O2 | 
            
              | timestamp | 2025-10-30 05:39:13 UTC (21:33:35 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.8-static_O2 | 
            
              | timestamp | 2025-10-30 05:19:32 UTC (21:53:16 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.8-O2 | 
            
              | timestamp | 2025-10-30 05:18:43 UTC (21:54:05 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-microsoft-win32-msvc14.3 | 
            
              | tgt config | windows_10-msvc_17.8 | 
            
              | timestamp | 2025-10-30 05:17:25 UTC (21:55:23 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_12-bindist | 
            
              | timestamp | 2025-10-30 05:07:00 UTC (22:05:48 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_ubuntu_24.04-gcc_13-bindist | 
            
              | timestamp | 2025-10-30 05:02:31 UTC (22:10:17 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-freebsd13.3 | 
            
              | tgt config | freebsd_13-clang_17 | 
            
              | timestamp | 2025-10-30 04:54:07 UTC (22:18:41 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-freebsd14.1 | 
            
              | tgt config | freebsd_14-clang_18-static_O3 | 
            
              | timestamp | 2025-10-30 04:41:34 UTC (22:31:14 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_17 | 
            
              | timestamp | 2025-10-30 04:40:51 UTC (22:31:57 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-freebsd14.1 | 
            
              | tgt config | freebsd_14-clang_18-O3 | 
            
              | timestamp | 2025-10-30 04:40:21 UTC (22:32:27 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-freebsd14.1 | 
            
              | tgt config | freebsd_14-clang_18 | 
            
              | timestamp | 2025-10-30 04:39:14 UTC (22:33:34 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_13.1 | 
            
              | timestamp | 2025-10-30 04:38:43 UTC (22:34:05 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_17_libc++ | 
            
              | timestamp | 2025-10-30 04:37:08 UTC (22:35:41 hours ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++-static_O3 | 
            
              | timestamp | 2025-10-29 23:51:54 UTC (01 03:20:54 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18 | 
            
              | timestamp | 2025-10-29 23:49:32 UTC (01 03:23:16 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++ | 
            
              | timestamp | 2025-10-29 23:49:18 UTC (01 03:23:30 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++-O3 | 
            
              | timestamp | 2025-10-29 23:48:16 UTC (01 03:24:33 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18-O3 | 
            
              | timestamp | 2025-10-29 23:48:09 UTC (01 03:24:39 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18-static_O3 | 
            
              | timestamp | 2025-10-29 23:47:36 UTC (01 03:25:12 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-gcc_13 | 
            
              | timestamp | 2025-10-29 13:25:26 UTC (01 13:47:22 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_17_libc++ | 
            
              | timestamp | 2025-10-29 13:22:46 UTC (01 13:50:02 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | aarch64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_17 | 
            
              | timestamp | 2025-10-29 13:22:22 UTC (01 13:50:26 days ago) | 
            
              | result | success | log | rebuild | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18-O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18-static_O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++ | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++-O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_debian_12-clang_18_libc++-static_O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-linux-gnu | 
            
              | tgt config | linux_fedora_39-gcc_13-bindist | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin22.5.0 | 
            
              | tgt config | macos_13-clang_15.0 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-clang_15.0 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-clang_15.0-O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-clang_15.0-static_O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-gcc_14_homebrew | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-gcc_14_homebrew-O3 | 
            
              | result | unbuilt | 
          
        
        
          
            
              | toolchain | public-0.17.0 | 
            
              | target | x86_64-apple-darwin23.5.0 | 
            
              | tgt config | macos_14-gcc_14_homebrew-static_O3 | 
            
              | result | unbuilt |