simsimd

Portable mixed-precision BLAS-like vector math library for x86 and ARM

simsimd has been downloaded 63,872,754 times in total on PyPI, including 3,168,449 in the last 30 days. The latest version is 6.5.16, released Mar 7, 2026. It is distributed under the Apache-2.0 license.

Version6.5.16
Downloads
63.87M
LicenseApache-2.0
AuthorAsh Vardanian
UpdatedMar 7, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal6.*5.*
Range
View
Granularity
Group by
CI traffic
Stack: OffCI: Included3 / 110 series
Selected total21.25M
63.9MAll-time
3.2MLast 30 days
138.2kLast 24 h
1.47/sPer second

Version distribution

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

  • 01

    6.5.16

    8.5M downloads
    79.4%
  • 02

    6.5.12

    632.1k downloads
    5.9%
  • 03

    6.5.3

    515.9k downloads
    4.8%
  • 04

    6.2.1

    249.3k downloads
    2.3%
  • 05

    6.5.13

    239.9k downloads
    2.2%
  • 06

    6.5.0

    102.6k downloads
    1.0%
  • 07

    6.5.15

    66.2k downloads
    0.6%
  • 08

    3.9.0

    66.0k downloads
    0.6%
  • 09

    Other

    335.9k downloads
    3.1%

Guess the next day

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

TRUTH138.2k124.3kWEDTHUFRISATSUNMONTUEWEDTHUFRISATSUNMON
    simsimd · 63.9M downloads on PyPI