Group availability polling; no lead routing
Yes, Rallly is open source under the AGPL-3.0 license.
Rallly has a free tier plus paid plans. The open-source version can be self-hosted with no license cost; you pay only for your own infrastructure.
Yes, Rallly can be self-hosted (the source is available under the AGPL-3.0 license).
Group availability polling; no lead routing