dataclass-wizard

A wizard-like JSON serialization library for Python dataclasses

dataclass-wizard has been downloaded 74,994,322 times in total on PyPI, including 2,350,139 in the last 30 days. The latest version is 1.0.0, released Jul 3, 2026.

Version1.0.0
Downloads
74.99M
LicenseApache Software License 2.0 Copyright (c) 2021, Ritvik Nag Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
AuthorRitvik Nag
UpdatedJul 3, 2026

Downloads

Weekly, last 90d.
Includes CI traffic.

VersionsTotal1.*0.*
Range
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Granularity
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CI traffic
Stack: OffCI: Included3 / 86 series
Selected total19.74M
75.0MAll-time
2.4MLast 30 days
80.5kLast 24 h
0.87/sPer second

Version distribution

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

  • 01

    0.39.1

    4.2M downloads
    42.9%
  • 02

    1.0.0

    2.4M downloads
    25.3%
  • 03

    0.22.3

    974.3k downloads
    10.1%
  • 04

    0.36.2

    518.8k downloads
    5.4%
  • 05

    0.22.2

    503.2k downloads
    5.2%
  • 06

    0.30.1

    407.6k downloads
    4.2%
  • 07

    0.35.0

    211.3k downloads
    2.2%
  • 08

    0.35.1

    91.2k downloads
    0.9%
  • 09

    Other

    370.3k downloads
    3.8%

Guess the next day

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

TRUTH80.5k84.5kTHUFRISATSUNMONTUEWEDTHUFRISATSUNMONTUE
    dataclass-wizard · 75.0M downloads on PyPI