stable-baselines3

Pytorch version of Stable Baselines, implementations of reinforcement learning algorithms.

stable-baselines3 has been downloaded 26,033,088 times in total on PyPI, including 1,071,558 in the last 30 days. The latest version is 2.9.0a2, released Apr 19, 2026. It is distributed under the MIT license.

Version2.9.0a2
Downloads
26.03M
LicenseMIT
AuthorAntonin Raffin
UpdatedApr 19, 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 / 116 series
Selected total7.84M
26.0MAll-time
1.1MLast 30 days
28.1kLast 24 h
0.32/sPer second

Version distribution

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

  • 01

    2.9.0

    2.2M downloads
    56.4%
  • 02

    2.8.0

    482.8k downloads
    12.6%
  • 03

    2.7.1

    390.4k downloads
    10.2%
  • 04

    2.3.2

    287.2k downloads
    7.5%
  • 05

    2.2.1

    82.1k downloads
    2.1%
  • 06

    2.6.0

    73.9k downloads
    1.9%
  • 07

    2.7.0

    73.4k downloads
    1.9%
  • 08

    2.5.0

    48.9k downloads
    1.3%
  • 09

    Other

    236.5k downloads
    6.2%

Guess the next day

Thirteen recent days of stable-baselines3 downloads. Drag the green handle on the right to guess where day fourteen lands.

TRUTH28.1k26.5kWEDTHUFRISATSUNMONTUEWEDTHUFRISATSUNMON
    stable-baselines3 · 26.0M downloads on PyPI