# Asterisk
> #1 open source communications toolkit

Canonical page: https://marketplace.redroute.com/partners/asterisk
Marketplace: RedRoute
Last updated: 2025-12-11
Logo: https://assets.partnerfleet.app/hdrl0wb5qa9lhuvyu96z708tz804

## At a glance
- Categories: [Phone Systems](https://marketplace.redroute.com/t/categories/phonesystems)
- Filters: Technology Partners, Transportation Partners

## Call to actions
- [Learn More](https://www.asterisk.org/downloads/)
- **Get Started** — submit the contact form on https://marketplace.redroute.com/partners/asterisk

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