gabime

    gabime/spdlog

    #375 this week

    Fast C++ logging library.

    observability
    cpp
    cpp11
    header-only
    logging
    spdlog
    C++
    NOASSERTION
    29.7K stars
    5.3K forks
    29.7K GitHub watchers
    Updated Oct 21, 2026
    View on GitHub

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    Where it stands

    Rank, growth pace and release cadence relative to everything GStars tracks.

    Ranks #375 of 3,103 repositories GStars tracks this week (top 12%).

    No releases in the last 90 days; the most recent was 289 days ago, with 406 contributors on GitHub.

    Use Cases & Benefits

    • Provides a fast, feature-rich C++ logging library supporting synchronous and asynchronous modes with multiple log targets.
    • Delivers high-performance logging with flexible formatting, multi-threading support, and extensible sinks for diverse output destinations.
    • Use for implementing efficient, thread-safe logging in high-performance C++ applications requiring detailed runtime diagnostics.
    • Use for creating custom loggers with multiple sinks and formats, such as console and rotating file logs with different log levels.
    • Use for debugging complex systems by leveraging backtrace support to store and dump recent log messages on demand.

    Should you depend on it?

    License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.

    License

    Other

    GitHub could not identify this license; read the LICENSE file before depending on it.

    Community files

    • README: present

    Watch-outs

    • License not identified by GitHub; read the LICENSE file before depending on it.

    General guidance from repository metadata, not legal advice. How we score

    From the README

    Fast C++ logging library

    Copy the include folder to your build tree and use a C++11 compiler.

    Excerpt from the gabime/spdlog README on GitHub (NOASSERTION license). © its authors.Read the full README on GitHub

    Daily snapshots

    Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots

    Jul 25: +8Jul 26: +17Jul 27: +8Aug 5: +51

    +446 stars over 89 days across 11 snapshot days; best day +51 on Aug 5.

    Forks

    5.3K+82

    Open issues

    55+9

    Compared with peers in Observability

    Fastest-growing repositories GStars tracks in this cohort for the week of Oct 18, by 7-day star growth

    gabime/spdlog compared with Observability repositories by stars, 7-day star growth, health score and last release
    RepositoryStars+7dHealthLast release
    Asymptote-Labs/agent-beacon2.7K+856601 day ago
    cilium/cilium25.7K+39757 days ago
    netdata/netdata81.1K+07512 days ago
    gabime/spdlog29.7K+075289 days ago
    ccfos/nightingale13.4K+0759 days ago
    seakee/CPA-Manager-Plus3.9K+0601 day ago
    Category median13.4K+075—

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