a2a has no known vulnerabilities on the latest version (4.2.0). DepScope rates its health at 62/100 (moderate risk).

What is the latest version of a2a?

The latest version of a2a is 4.2.0, released 2026-02-19.

Does a2a have known vulnerabilities?

No known vulnerabilities on the latest version of a2a.

No, a2a is actively maintained. Latest release: 4.2.0 (2026-02-19).

DepScope has no curated alternatives for a2a at this time.

pubv4.2.0

An implementation of the Google A2A protocol and SDK for client and server development

License MITpermissive22 versions1 maintainers12 deps250 weekly dl

/ 100

Health

safe to use

[email protected] is safe to use (health: 62/100)

Health breakdown0 – 100

20/25

maintenance

3/20

popularity

25/25

security

12/15

maturity

2/15

community

Vulnerabilities

none known

Dependencies (12)

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/pub/a2a

Last updated · 2026-02-19T10:36:52.790843Z