pymodbus

A fully featured modbus protocol stack in python

pymodbus has been downloaded 26,138,968 times in total on PyPI, including 1,732,381 in the last 30 days. The latest version is 3.13.0, released Apr 12, 2026. It is distributed under the BSD-3-Clause license.

Version3.13.0
Downloads
26.14M
LicenseBSD-3-Clause
AuthorGalen Collins, Jan Iversen
UpdatedApr 12, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal3.*2.*
Range
View
Granularity
Group by
CI traffic
Stack: OffCI: Included3 / 94 series
Selected total9.30M
26.1MAll-time
1.7MLast 30 days
60.9kLast 24 h
0.65/sPer second

Version distribution

Share of downloads by released version. Computed over the last quarter.

  • 01

    3.13.0

    1.1M downloads
    23.8%
  • 02

    3.1.0

    505.4k downloads
    10.8%
  • 03

    3.13.1

    503.8k downloads
    10.8%
  • 04

    3.12.1

    367.7k downloads
    7.9%
  • 05

    3.8.3

    315.4k downloads
    6.7%
  • 06

    2.5.3

    253.5k downloads
    5.4%
  • 07

    3.9.2

    214.8k downloads
    4.6%
  • 08

    3.11.4

    185.6k downloads
    4.0%
  • 09

    Other

    1.2M downloads
    26.0%

Guess the next day

Thirteen recent days of pymodbus downloads. Drag the green handle on the right to guess where day fourteen lands.

TRUTH60.9k67.9kSATSUNMONTUEWEDTHUFRISATSUNMONTUEWEDTHU