pyserini
A Python toolkit for reproducible information retrieval research with sparse and dense representations
pyserini has been downloaded 1,004,248 times in total on PyPI, including 58,400 in the last 30 days. The latest version is 2.1.0, released May 20, 2026.
Version2.1.0
Downloads
1.00M
License—
AuthorJimmy Lin
UpdatedMay 20, 2026
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal2.*1.*
Range
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CI traffic
Stack: OffCI: Included3 / 57 series
Selected total281.53k
1.0MAll-time
58.4kLast 30 days
1.4kLast 24 h
0.03/sPer second
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Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0123.7%
1.4.0
37.4k downloadsDownloads37.4k23.7% - 0217.0%
2.3.0
26.8k downloadsDownloads26.8k17.0% - 0312.9%
1.2.0
20.4k downloadsDownloads20.4k12.9% - 048.6%
2.0.0
13.6k downloadsDownloads13.6k8.6% - 055.1%
0.17.0
8.1k downloadsDownloads8.1k5.1% - 063.3%
1.6.0
5.2k downloadsDownloads5.2k3.3% - 073.1%
2.1.0
4.8k downloadsDownloads4.8k3.1% - 082.8%
0.39.0
4.4k downloadsDownloads4.4k2.8% - 0923.5%
Other
37.0k downloadsDownloads37.0k23.5%
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Thirteen recent days of pyserini downloads. Drag the green handle on the right to guess where day fourteen lands.