h11 has no known vulnerabilities on the latest version (0.16.0). DepScope rates its health at 58/100 (high risk).

What is the latest version of h11?

The latest version of h11 is 0.16.0, released 2025-04-24.

Does h11 have known vulnerabilities?

No known vulnerabilities on the latest version of h11.

No, h11 is actively maintained. Latest release: 0.16.0 (2025-04-24).

What are alternatives to h11?

Popular alternatives to h11 in PyPI include: boto3, packaging, certifi, urllib3, requests.

h11

pypiv0.16.0

A pure-Python, bring-your-own-I/O implementation of HTTP/1.1

License MITpermissive14 versions1 maintainers0 deps174,230,574 weekly dl

python-hyper/h11

/ 100

Health

use with caution

[email protected] low health (58/100) — consider alternatives

Moderate health score (58/100) — verify manually

Health breakdown0 – 100

0/25

maintenance

20/20

popularity

25/25

security

9/15

maturity

4/15

community

0/15

popularity_floor

Vulnerabilities

none known

OSS Scorecard

OpenSSF security posture score

4.4/10

weak

Maintainer trust

Active maintainers (3m)

1

Contributors (12m)

0

Primary author dominance

0%

GitHub stars

554

single active maintainer 3m

Quality signals

OSS Criticality

0.53high

Download trend

stable(+7%)

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/h11

h11