certifi
Python package for providing Mozilla's CA Bundle.
certifi has been downloaded 34,514,103,053 times in total on PyPI, including 1,933,226,629 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
34.51G
LicenseMPL-2.0
AuthorKenneth Reitz
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal2026.*2025.*
Range
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Granularity
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CI traffic
Stack: OffCI: Included3 / 76 series
Selected total10.38G
34.5GAll-time
1.9GLast 30 days
75.9MLast 24 h
793.80/sPer second
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Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0131.2%
2026.6.17
1.7G downloadsDownloads1.7G31.2% - 0225.0%
2026.5.20
1.3G downloadsDownloads1.3G25.0% - 0322.3%
2026.7.22
1.2G downloadsDownloads1.2G22.3% - 045.5%
2026.4.22
291.6M downloadsDownloads291.6M5.5% - 053.8%
2026.2.25
201.8M downloadsDownloads201.8M3.8% - 061.9%
2026.1.4
98.3M downloadsDownloads98.3M1.9% - 071.3%
2025.1.31
69.2M downloadsDownloads69.2M1.3% - 081.2%
2025.11.12
62.9M downloadsDownloads62.9M1.2% - 097.8%
Other
413.3M downloadsDownloads413.3M7.8%
Guess the next day
Thirteen recent days of certifi downloads. Drag the green handle on the right to guess where day fourteen lands.