pyserini

A Python toolkit for reproducible information retrieval research with sparse and dense representations

pyserini has been downloaded 910,993 times in total on PyPI, including 60,463 in the last 30 days. The latest version is 2.1.0, released May 20, 2026.

Version2.1.0
Downloads
910.99k
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 / 57 series
Selected total282.15k
911.0kAll-time
60.5kLast 30 days
1.7kLast 24 h
0.03/sPer second
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Version distribution

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

  • 01

    1.4.0

    53.0k downloads
    33.1%
  • 02

    1.2.0

    25.5k downloads
    16.0%
  • 03

    1.5.0

    11.4k downloads
    7.1%
  • 04

    1.6.0

    10.4k downloads
    6.5%
  • 05

    2.0.0

    10.1k downloads
    6.3%
  • 06

    0.17.0

    7.4k downloads
    4.6%
  • 07

    0.39.0

    5.7k downloads
    3.6%
  • 08

    0.22.1

    5.4k downloads
    3.4%
  • 09

    Other

    31.0k downloads
    19.4%

Guess the next day

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

TRUTH1.7k1.5kWEDTHUFRISATSUNMONTUEWEDTHUFRISATSUNMON