A powerful zero-dependency json logger.


ZKits Logger Library

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This package is a library of ZKits project. This is a zero-dependency standard JSON log library that supports structured JSON logs and is compatible with the standard library.

  • Flexible and controllable caller report.
  • Support 7 log levels.
  • Complete log standard library compatibility.
  • Chained call, supporting additional log context data.
  • Flexible log hook support.
  • Custom log formatter support.


go get -u -v github.com/edoger/zkits-logger


package main

import (

func main() {
    // Creates a logger instance with the specified name.
    log := logger.New("test")

    // {"level":"info","message":"Something happened.","name":"test","time":"2020-02-20T20:20:20+08:00"}
    log.Info("Something happened.")

    // {"fields":{"num":1},"level":"info","message":"Something happened.","name":"test","time":"2020-02-20T20:20:20+08:00"}
    log.WithField("num", 1).Info("Something happened.")



  • v1.4.5(Apr 15, 2022)

    • Add mutex writer wrapper for logger.
    • Add log call stack support.
    • Hide the name when the logger name is empty.
    • Some internal details and performance optimizations.
    Source code(tar.gz)
    Source code(zip)
  • v1.4.4(Dec 3, 2021)

    • Add Logger.AsLog method: convert the current Logger instance to a Log instance.
    • Support automatic cleaning of old log files. [BREAK]
    • Provides a multi-channel writer.
    • Add built-in console log formatter.
    Source code(tar.gz)
    Source code(zip)
  • v1.4.3(Jun 28, 2021)

  • v1.4.2(May 3, 2021)

    • Add default quote text formatter.
    • Use short capital level text for the default provided text formatter.
    • Add log file writer.
    • Optimize the performance of json log.
    Source code(tar.gz)
    Source code(zip)
  • v1.4.1(Apr 14, 2021)

  • v1.4.0(Apr 10, 2021)

    • Add a text formatter.
    • Add a json formatter.
    • Supports customizing the field names of the top-level objects of json logs.
    • Show the logger name to the internal error message header.
    Source code(tar.gz)
    Source code(zip)
  • v1.3.3(Feb 7, 2021)

    • Make sure that the write log data is not empty.
    • ~Add AllLevels() function to get all supported log levels.~ Remove from v1.4.1
    • Add log output interceptor support.
    Source code(tar.gz)
    Source code(zip)
  • v1.3.2(Dec 31, 2020)

  • v1.3.1(Dec 29, 2020)

  • v1.3.0(Dec 28, 2020)

    • Extends the string format of the log level.
    • By default, empty log fileds is not output.
    • Log caller support.
    • Modify the internal function call stack depth of the logger.
    Source code(tar.gz)
    Source code(zip)
  • v1.2.0(Dec 23, 2020)

  • v1.1.1(Nov 16, 2020)

  • v1.1.0(Nov 11, 2020)

  • v1.0.0(Apr 8, 2020)

Qingshan Luo
Qingshan Luo
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