zlib has no known vulnerabilities on the latest version (1.3.2). DepScope rates its health at 73/100 (moderate risk).

What is the latest version of zlib?

The latest version of zlib is 1.3.2, released 2026-03-21.

Does zlib have known vulnerabilities?

No known vulnerabilities on the latest version of zlib.

No, zlib is actively maintained. Latest release: 1.3.2 (2026-03-21).

What are alternatives to zlib?

DepScope has no curated alternatives for zlib at this time.

zlib

condav1.3.2

Massively spiffy yet delicately unobtrusive compression library

License Zlibpermissive7 versions1 maintainers0 deps398,725 weekly dl

madler/zlib

/ 100

Health

safe to use

[email protected] is safe to use (health: 73/100)

Health breakdown0 – 100

20/25

maintenance

14/20

popularity

25/25

security

12/15

maturity

2/15

community

Vulnerabilities

none known

Maintainer trust

Active maintainers (3m)

30

Contributors (12m)

30

Primary author dominance

44%

GitHub stars

6,825

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/conda/zlib

First published · 2020-08-09 22:59:38.287000+00:00

Last updated · 2026-03-21 06:06:02.905000+00:00