Is orjson safe to use?

orjson has no known vulnerabilities on the latest version (3.11.8). DepScope rates its health at 65/100 (moderate risk).

What is the latest version of orjson?

The latest version of orjson is 3.11.8, released 2026-03-31.

No known vulnerabilities on the latest version of orjson.

No, orjson is actively maintained. Latest release: 3.11.8 (2026-03-31).

Popular alternatives to orjson in PyPI include: boto3, boto3/, packaging, urllib3/, certifi.

orjson is licensed under MPL-2.0 AND (Apache-2.0 OR MIT).

pypiv3.11.8

Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy

License MPL-2.0 AND (Apache-2.0 OR MIT)permissive148 versions0 deps

/ 100

Health

safe to use

[email protected] is safe to use (health: 65/100)

Health breakdown0 – 100

25/25

maintenance

0/20

popularity

25/25

security

15/15

maturity

0/15

community

Vulnerabilities

none known

Quality signals

OSS Criticality

0.50high

Download trend

stable(+9%)

Publish security

API token

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/pypi/orjson