pymodbus

A fully featured modbus protocol stack in python

pymodbus has been downloaded 24,996,393 times in total on PyPI, including 1,620,900 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
25.00M
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 total8.78M
25.0MAll-time
1.6MLast 30 days
36.6kLast 24 h
0.70/sPer second

Version distribution

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

  • 01

    3.13.0

    1.1M downloads
    24.2%
  • 02

    3.12.1

    539.8k downloads
    12.3%
  • 03

    3.1.0

    442.3k downloads
    10.1%
  • 04

    3.8.3

    333.3k downloads
    7.6%
  • 05

    2.5.3

    246.4k downloads
    5.6%
  • 06

    3.9.2

    213.3k downloads
    4.9%
  • 07

    3.11.4

    192.3k downloads
    4.4%
  • 08

    3.6.9

    173.3k downloads
    3.9%
  • 09

    Other

    1.2M downloads
    27.1%

Guess the next day

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

TRUTH36.6k61.8kSUNMONTUEWEDTHUFRISATSUNMONTUEWEDTHUFRI
    pymodbus · 25.0M downloads on PyPI