dataclass-wizard
A wizard-like JSON serialization library for Python dataclasses
dataclass-wizard has been downloaded 65,322,902 times in total on PyPI, including 5,480,549 in the last 30 days. The latest version is 0.39.1, released Jan 6, 2026.
Version0.39.1
Downloads
65.32M
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
Downloads
Weekly, last 90d.
Includes CI traffic.
VersionsTotal0.*
Range
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Stack: OffCI: Included2 / 85 series
Selected total30.41M
65.3MAll-time
5.5MLast 30 days
199.0kLast 24 h
2.44/sPer second
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Version distribution
Share of downloads by released version. Computed over the last quarter.
- 0174.3%
0.39.1
11.3M downloadsDownloads11.3M74.3% - 028.4%
0.22.3
1.3M downloadsDownloads1.3M8.4% - 033.9%
0.35.1
598.6k downloadsDownloads598.6k3.9% - 043.5%
0.22.2
528.2k downloadsDownloads528.2k3.5% - 053.2%
0.30.1
491.7k downloadsDownloads491.7k3.2% - 062.1%
0.36.2
323.6k downloadsDownloads323.6k2.1% - 071.2%
0.35.0
176.1k downloadsDownloads176.1k1.2% - 080.9%
0.35.4
133.6k downloadsDownloads133.6k0.9% - 092.5%
Other
372.8k downloadsDownloads372.8k2.5%
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Thirteen recent days of dataclass-wizard downloads. Drag the green handle on the right to guess where day fourteen lands.