Element Synapse - Matrix homeserver implementation
Synapse is an open source Matrix homeserver implementation, written and maintained by Element. Matrix is the open standard for secure and interoperable real-time communications. You can directly run and manage the source code in this repository, available under an AGPL license (or alternatively under a commercial license from Element).
There is no support provided by Element unless you have a subscription from Element.
🚀 Getting started
This component is developed and maintained by Element. It gets shipped as part of the Element Server Suite (ESS) which provides the official means of deployment.
ESS is a Matrix distribution from Element with focus on quality and ease of use. It ships a full Matrix stack tailored to the respective use case.
There are three editions of ESS:
ESS Community - the free Matrix distribution from Element tailored to small-/mid-scale, non-commercial community use cases
ESS Pro - the commercial Matrix distribution from Element for professional use
ESS TI-M - a special version of ESS Pro focused on the requirements of TI-Messenger Pro and ePA as specified by the German National Digital Health Agency Gematik
🛠️ Standalone installation and configuration
The Synapse documentation describes options for installing Synapse standalone. See below for more useful documentation links.
🎯 Troubleshooting and support
🚀 Professional support
Enterprise quality support for Synapse including SLAs is available as part of an Element Server Suite (ESS) subscription.
If you are an existing ESS subscriber then you can raise a support request and access the Element product documentation.
🤝 Community support
The Admin FAQ includes tips on dealing with some common problems. For more details, see Synapse’s wider documentation.
For additional support installing or managing Synapse, please ask in the community support room #synapse:matrix.org (from a matrix.org account if necessary). We do not use GitHub issues for support requests, only for bug reports and feature requests.
🛠️ Development
We welcome contributions to Synapse from the community! The best place to get started is our guide for contributors. This is part of our broader documentation, which includes information for Synapse developers as well as Synapse administrators.
Developers might be particularly interested in:
Alongside all that, join our developer community on Matrix: #synapse-dev:matrix.org, featuring real humans!
Copyright and Licensing
Copyright 2014–2017 OpenMarket LtdCopyright 2017 Vector Creations LtdCopyright 2017–2025 New Vector LtdCopyright 2025 Element Creations Ltd
This software is dual-licensed by Element Creations Ltd (Element). It can be used either:
for free under the terms of the GNU Affero General Public License (as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version); OR
under the terms of a paid-for Element Commercial License agreement between you and Element (the terms of which may vary depending on what you and Element have agreed to).
Unless required by applicable law or agreed to in writing, software distributed under the Licenses is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the Licenses for the specific language governing permissions and limitations under the Licenses.
Please contact licensing@element.io to purchase an Element commercial license for this software.
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