Fast C++ logging library.
Very fast, header-only/compiled, C++ logging library.

Install
Header only version
Copy the include folder to your build tree and use a C++11 compiler.
Compiled version (recommended - much faster compile times)
$ git clone https://github.com/gabime/spdlog.git
$ cd spdlog && mkdir build && cd build
$ cmake .. && make -j
see example CMakeLists.txt on how to use.
Platforms
- Linux, FreeBSD, OpenBSD, Solaris, AIX
- Windows (msvc 2013+, cygwin)
- macOS (clang 3.5+)
- Android
Package managers:
- Debian:
sudo apt install libspdlog-dev
- Homebrew:
brew install spdlog
- MacPorts:
sudo port install spdlog
- FreeBSD:
pkg install spdlog
- Fedora:
dnf install spdlog
- Gentoo:
emerge dev-libs/spdlog
- Arch Linux:
pacman -S spdlog
- openSUSE:
sudo zypper in spdlog-devel
- vcpkg:
vcpkg install spdlog
- conan:
spdlog/[>=1.4.1]
- conda:
conda install -c conda-forge spdlog
- build2:
depends: spdlog ^1.8.2
Depends (1)
Requires (1)
Tests
Benchmarks
Reviews
Builds
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0-static_O3 |
| timestamp |
2026-09-15 13:02:48 UTC (15:54:11 hours ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0-O3 |
| timestamp |
2026-09-15 13:01:20 UTC (15:55:39 hours ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0 |
| timestamp |
2026-09-15 12:59:56 UTC (15:57:03 hours ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew-static_O3 |
| timestamp |
2026-09-15 10:33:42 UTC (18:23:18 hours ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew-O3 |
| timestamp |
2026-09-15 10:32:49 UTC (18:24:10 hours ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew |
| timestamp |
2026-09-15 10:32:04 UTC (18:24:55 hours ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_fedora_44-gcc_16-bindist |
| timestamp |
2026-09-14 11:18:16 UTC (01 17:38:43 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22_libc++-static_O3 |
| timestamp |
2026-09-13 12:24:44 UTC (02 16:32:15 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22_libc++ |
| timestamp |
2026-09-13 12:24:24 UTC (02 16:32:35 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22_libc++-O3 |
| timestamp |
2026-09-13 12:23:57 UTC (02 16:33:02 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22-O3 |
| timestamp |
2026-09-13 12:23:35 UTC (02 16:33:24 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22 |
| timestamp |
2026-09-13 12:22:59 UTC (02 16:34:00 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_22-static_O3 |
| timestamp |
2026-09-13 12:22:36 UTC (02 16:34:23 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-static_O3 |
| timestamp |
2026-09-13 11:25:27 UTC (02 17:31:32 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-static_O3 |
| timestamp |
2026-09-13 11:24:26 UTC (02 17:32:33 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-O3 |
| timestamp |
2026-09-13 11:23:16 UTC (02 17:33:43 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++ |
| timestamp |
2026-09-13 11:22:05 UTC (02 17:34:54 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-O3 |
| timestamp |
2026-09-13 11:20:47 UTC (02 17:36:12 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18 |
| timestamp |
2026-09-13 11:19:28 UTC (02 17:37:31 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_16-ndebug_O3 |
| timestamp |
2026-09-13 11:15:01 UTC (02 17:41:58 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_16-static_O3 |
| timestamp |
2026-09-13 11:12:32 UTC (02 17:44:27 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_16-O3 |
| timestamp |
2026-09-13 11:11:55 UTC (02 17:45:04 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_16 |
| timestamp |
2026-09-13 11:11:03 UTC (02 17:45:56 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-freebsd15.0 |
| tgt config |
freebsd_15-clang_19-O3 |
| timestamp |
2026-09-13 11:02:01 UTC (02 17:54:58 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-freebsd15.0 |
| tgt config |
freebsd_15-clang_19 |
| timestamp |
2026-09-13 11:00:32 UTC (02 17:56:28 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-freebsd15.0 |
| tgt config |
freebsd_15-clang_19-static_O3 |
| timestamp |
2026-09-13 11:00:16 UTC (02 17:56:43 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_ubuntu_24.04-gcc_13-bindist |
| timestamp |
2026-09-13 10:58:50 UTC (02 17:58:09 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_21_libc++ |
| timestamp |
2026-09-13 10:49:49 UTC (02 18:07:10 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-clang_21 |
| timestamp |
2026-09-13 10:49:16 UTC (02 18:07:43 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_15-O3 |
| timestamp |
2026-09-13 10:39:11 UTC (02 18:17:48 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-apple-darwin22.5.0 |
| tgt config |
macos_13-clang_15.0 |
| timestamp |
2026-09-13 10:39:01 UTC (02 18:17:58 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_15 |
| timestamp |
2026-09-13 10:36:41 UTC (02 18:20:18 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_13-gcc_14-bindist |
| timestamp |
2026-09-13 10:35:23 UTC (02 18:21:36 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-freebsd14.1 |
| tgt config |
freebsd_14-clang_18 |
| timestamp |
2026-09-13 10:10:11 UTC (02 18:46:49 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-static_O3 |
| timestamp |
2026-09-12 10:40:56 UTC (03 18:16:03 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-ndebug_O3 |
| timestamp |
2026-09-12 10:39:07 UTC (03 18:17:52 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-O3 |
| timestamp |
2026-09-12 10:38:25 UTC (03 18:18:34 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14 |
| timestamp |
2026-09-12 10:37:17 UTC (03 18:19:42 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_fedora_43-gcc_15-bindist |
| timestamp |
2026-09-11 10:52:49 UTC (04 18:04:10 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17 |
| timestamp |
2026-09-10 11:05:04 UTC (05 17:51:55 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_13 |
| timestamp |
2026-09-10 10:20:31 UTC (05 18:36:28 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-clang_21_msvc_18-static_O2 |
| timestamp |
2026-09-07 10:41:52 UTC (08 18:15:07 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-clang_21_msvc_18-O2 |
| timestamp |
2026-09-07 10:41:45 UTC (08 18:15:14 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-clang_21_msvc_18 |
| timestamp |
2026-09-07 10:41:44 UTC (08 18:15:15 days ago) |
| result |
error (update) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-msvc_18-static_O2 |
| timestamp |
2026-09-07 10:28:03 UTC (08 18:28:56 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-msvc_18-O2 |
| timestamp |
2026-09-07 10:27:59 UTC (08 18:29:00 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-microsoft-win32-msvc14.5 |
| tgt config |
windows_10-msvc_18 |
| timestamp |
2026-09-07 10:27:08 UTC (08 18:29:51 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_ubuntu_26.04-gcc_15-bindist |
| timestamp |
2026-09-06 11:53:37 UTC (09 17:03:22 days ago) |
| result |
error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_15.2_mingw_w64-static_O2 |
| timestamp |
2026-09-04 10:34:40 UTC (11 18:22:19 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_15.2_mingw_w64-O2 |
| timestamp |
2026-09-04 10:34:18 UTC (11 18:22:41 days ago) |
| result |
warning (update) | error (test) | log | rebuild |
| toolchain |
public-0.18.1 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_15.2_mingw_w64 |
| timestamp |
2026-09-04 10:33:27 UTC (11 18:23:32 days ago) |
| result |
warning (update) | error (test) | log | rebuild |