Fit: PartialCore overlap exists; named gaps need replacing or rebuilding.Fit is not feature parity.ATier ANo paid feature gates in the self-run editionApache License 2.0A permissive license whose main conditions require preservation of copyright and license notices. Contributors provide an express grant of patent rights. Licensed works, modifications, and larger works may be distributed under different terms and without source code.MayCommercial useModificationDistributionPatent usePrivate useMustLicense and copyright noticeState changesNoTrademark useLiabilityWarrantySummary from GitHub's choosealicense.comSelf-hostable: yesYou can run it on your own server.
Suitable for browser meetings with screen sharing and chat. Recreate meeting URLs/calendar invitations; existing incumbent links and cloud recording libraries are not automatically migrated. Recording needs Jibri; PSTN access needs Jigasi plus SIP provider. Operate and size the deployment.
Source-available or unresolved
Kept apart: these are not open source by the OSI definition, or their license scope is not settled.
Fit: Different approachSolves the same job differently; plan a redesign, not a copy.Fit is not feature parity.UTier ULicense or parity scope unresolvedGNU Lesser General Public License v3.0Permissions of this copyleft license are conditioned on making available complete source code of licensed works and modifications under the same license or the GNU GPLv3. Copyright and license notices must be preserved. Contributors provide an express grant of patent rights. However, a larger work using the licensed work through interfaces provided by the licensed work may be distributed under different terms and without source code for the larger work.MayCommercial useModificationDistributionPatent usePrivate useMustLicense and copyright noticeDisclose sourceState changesSame license (library)NoLiabilityWarrantySummary from GitHub's choosealicense.comSelf-hostable: yesYou can run it on your own server.
Strongest for training and classrooms using polls, breakout rooms, and shared notes. Integrate through an LMS/front-end/API and recreate sessions/invitations. Does not replace the surrounding Workspace or Zoom suite. Dedicated Ubuntu server and operational capacity required.
One SaaS, its open-source alternatives, once a week
What changed, what it costs, who it fits. One email a week, unsubscribe in one click.
Apache License 2.0 A permissive license whose main conditions require preservation of copyright and license notices. Contributors provide an express grant of patent rights. Licensed works, modifications, and larger works may be distributed under different terms and without source code. May Commercial useModificationDistributionPatent usePrivate use Must License and copyright noticeState changes No Trademark useLiabilityWarranty Summary from GitHub's choosealicense.com Self-hostable: yesYou can run it on your own server. 