simsimd

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

simsimd has been downloaded 51,655,551 times in total on PyPI, including 4,144,455 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
51.66M
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 total24.85M
51.7MAll-time
4.1MLast 30 days
140.7kLast 24 h
1.54/sPer second

Version distribution

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

  • 01

    6.5.16

    9.7M downloads
    77.0%
  • 02

    6.5.12

    619.3k downloads
    4.9%
  • 03

    6.5.3

    539.3k downloads
    4.3%
  • 04

    6.5.13

    494.2k downloads
    3.9%
  • 05

    6.2.1

    373.0k downloads
    3.0%
  • 06

    6.5.0

    126.9k downloads
    1.0%
  • 07

    6.5.15

    125.7k downloads
    1.0%
  • 08

    3.9.0

    85.0k downloads
    0.7%
  • 09

    Other

    524.1k downloads
    4.2%

Guess the next day

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

TRUTH140.7k148.9kSATSUNMONTUEWEDTHUFRISATSUNMONTUEWEDTHU
    simsimd · 51.7M downloads on PyPI