simsimd

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

simsimd has been downloaded 59,265,273 times in total on PyPI, including 3,901,265 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
59.27M
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 total23.28M
59.3MAll-time
3.9MLast 30 days
160.6kLast 24 h
1.57/sPer second

Version distribution

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

  • 01

    6.5.16

    9.3M downloads
    80.0%
  • 02

    6.5.3

    589.8k downloads
    5.1%
  • 03

    6.5.12

    380.6k downloads
    3.3%
  • 04

    6.2.1

    314.6k downloads
    2.7%
  • 05

    6.5.13

    272.6k downloads
    2.4%
  • 06

    6.5.0

    120.5k downloads
    1.0%
  • 07

    3.9.0

    85.2k downloads
    0.7%
  • 08

    6.5.15

    81.9k downloads
    0.7%
  • 09

    Other

    467.7k downloads
    4.0%

Guess the next day

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

TRUTH160.6k169.1kTHUFRISATSUNMONTUEWEDTHUFRISATSUNMONTUE