pyserini
A Python toolkit for reproducible information retrieval research with sparse and dense representations
pyserini has been downloaded 1,047,725 times in total on PyPI, including 55,690 in the last 30 days. The latest version is 2.1.0, released May 20, 2026.
Version2.1.0
Downloads
1.05M
License—
AuthorJimmy Lin
UpdatedMay 20, 2026
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal2.*1.*
Range
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Granularity
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CI traffic
Stack: OffCI: Included3 / 58 series
Selected total266.97k
1.0MAll-time
55.7kLast 30 days
831Last 24 h
0.03/sPer second
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Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0120.4%
2.3.0
31.5k downloadsDownloads31.5k20.4% - 0218.1%
1.4.0
27.9k downloadsDownloads27.9k18.1% - 039.0%
2.0.0
13.9k downloadsDownloads13.9k9.0% - 048.7%
0.17.0
13.5k downloadsDownloads13.5k8.7% - 058.7%
1.2.0
13.5k downloadsDownloads13.5k8.7% - 064.7%
2.4.0
7.3k downloadsDownloads7.3k4.7% - 073.8%
1.6.0
5.8k downloadsDownloads5.8k3.8% - 082.5%
1.5.0
3.8k downloadsDownloads3.8k2.5% - 0924.1%
Other
37.3k downloadsDownloads37.3k24.1%
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Thirteen recent days of pyserini downloads. Drag the green handle on the right to guess where day fourteen lands.