Is simplejson safe to use?

simplejson has no known vulnerabilities on the latest version (4.1.1). DepScope rates its health at 87/100 (low risk).

What is the latest version of simplejson?

The latest version of simplejson is 4.1.1, released 2026-04-24.

Does simplejson have known vulnerabilities?

No known vulnerabilities on the latest version of simplejson.

Is simplejson deprecated?

No, simplejson is actively maintained. Latest release: 4.1.1 (2026-04-24).

What are alternatives to simplejson?

Popular alternatives to simplejson in PyPI include: boto3, packaging, urllib3, certifi, requests.

What license does simplejson use?

simplejson is licensed under MIT OR AFL-2.1.

simplejson

pypiv4.1.1

Simple, fast, extensible JSON encoder/decoder for Python

License MIT OR AFL-2.1permissive112 versions1 maintainers0 deps13,889,455 weekly dl

simplejson/simplejson

/ 100

Health

safe to use

[email protected] is safe to use (health: 87/100)

Health breakdown0 – 100

20/25

maintenance

20/20

popularity

25/25

security

15/15

maturity

7/15

community

0/15

popularity_floor

Vulnerabilities

none known

OSS Scorecard

OpenSSF security posture score

5.6/10

moderate

Maintainer trust

Active maintainers (3m)

5

Contributors (12m)

6

Primary author dominance

52%

GitHub stars

1,710

Quality signals

Download trend

stable(0%)

Publish security

API token

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

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