certifi

Python package for providing Mozilla's CA Bundle.

certifi has been downloaded 33,058,768,433 times in total on PyPI, including 1,754,387,008 in the last 30 days. The latest version is 2026.5.20, released May 20, 2026. It is distributed under the MPL-2.0 license.

Version2026.5.20
Downloads
33.06G
LicenseMPL-2.0
AuthorKenneth Reitz
UpdatedMay 20, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal2026.*2025.*
Range
View
Granularity
Group by
CI traffic
Stack: OffCI: Included3 / 76 series
Selected total9.77G
33.1GAll-time
1.8GLast 30 days
72.9MLast 24 h
685.29/sPer second

Version distribution

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

  • 01

    2026.6.17

    1.6G downloads
    32.1%
  • 02

    2026.5.20

    1.3G downloads
    25.9%
  • 03

    2026.4.22

    1.2G downloads
    23.6%
  • 04

    2026.2.25

    189.7M downloads
    3.8%
  • 05

    2026.1.4

    100.1M downloads
    2.0%
  • 06

    2025.1.31

    68.3M downloads
    1.4%
  • 07

    2025.11.12

    62.8M downloads
    1.3%
  • 08

    2025.4.26

    54.2M downloads
    1.1%
  • 09

    Other

    445.9M downloads
    8.9%

Guess the next day

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

TRUTH72.9M66.3MTHUFRISATSUNMONTUEWEDTHUFRISATSUNMONTUE