Ready to Get Started with Asterisk?

Asterisk is a free and open source framework for building communications applications and is sponsored by Sangoma.

What is Asterisk and What Can YOU Do With it?
11500000

Downloads Annually

Downloads Annually

85000

Community Members

Community Members

150

Countries with Installations

Countries with Installations

11500000

Servers Worldwide

Servers Worldwide

85000

New Endpoints Each Year

New Endpoints Each Year

AstriCon

AstriCon is the longest-running open source convention celebrating open source projects featuring Asterisk and FreePBX. Consisting of multiple tracks, sessions, and EXPO hall, AstriCon offers various levels of education sessions and provides attendees networking opportunities with some of the best in the open source community.

Security Advisories

res_pjsip_endpoint_identifier_ip: wrongly matches ALL unauthorized SIP requests (GHSA-qqxj-v78h-hrf9)

May 17, 2024

PJSIP_HEADER dialplan function can overwrite memory/cause crash when using ‘update’ (GHSA-98rc-4j27-74hh)

December 20, 2023

PJSIP logging allows attacker to inject fake Asterisk log entries (GHSA-5743-x3p5-3rg7)

December 20, 2023

What can we help you find?