pyserini
A Python toolkit for reproducible information retrieval research with sparse and dense representations
pyserini has been downloaded 944,582 times in total on PyPI, including 40,233 in the last 30 days. The latest version is 2.1.0, released May 20, 2026.
Version2.1.0
Downloads
944.58k
License—
AuthorJimmy Lin
UpdatedMay 20, 2026
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal2.*1.*
Range
View
Granularity
Group by
CI traffic
Stack: OffCI: Included3 / 57 series
Selected total289.40k
944.6kAll-time
40.2kLast 30 days
577Last 24 h
0.02/sPer second
Sponsored
Sponsorships keep pepy free to read
Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0130.3%
1.4.0
49.9k downloadsDownloads49.9k30.3% - 0215.1%
1.2.0
24.8k downloadsDownloads24.8k15.1% - 037.9%
2.0.0
13.0k downloadsDownloads13.0k7.9% - 046.8%
1.6.0
11.1k downloadsDownloads11.1k6.8% - 055.9%
1.5.0
9.7k downloadsDownloads9.7k5.9% - 064.7%
0.17.0
7.7k downloadsDownloads7.7k4.7% - 073.4%
0.22.1
5.6k downloadsDownloads5.6k3.4% - 083.3%
0.39.0
5.5k downloadsDownloads5.5k3.3% - 0922.7%
Other
37.3k downloadsDownloads37.3k22.7%
Guess the next day
Thirteen recent days of pyserini downloads. Drag the green handle on the right to guess where day fourteen lands.