Office & Productivity Software for Self-Hosted
StackEdit
StackEdit is an open-source, browser-based Markdown editor with a wide varity of features. It allows you to edit multi-Markdown documents in offline and online modes, lets you store documents in HTML and PDF formats, and collaborate with friends and co-workers though third-party cloud services such as Dropbox, GitHub and Google Drive. A bonus feature of StackEdit is the integration with blogging platforms like Blogger, Tumbler, and WordPress where your documents can be outputted as Markdown or HTML with Handlebars template engine
Calendso
Calendso is a free and open source self-hosted Calendly alternative. Calendso is white-label by design and can be hosted on-premise or can be hosted and managed by Calendso for a monthly charge. The calendar software is built to be API-driven and ready to be deployed on your own domain and does not add hurdles to the self-hosting process to favor the managed solution. Calendso provides modern features and comes with integrations for popular third-party services like Salesforce, Zapier, HubSpot and many more. While also allow you and your company to build custom integrations for any platform out there, and integrate seamlessly with your existing workflow.
Metabase
Metabase is an open-source tool that allow data and analytics to be shared fast and easy within a company. The open-source business intelligence server provided by Metabase can be installed within 5 minutes. Metabase can also, easily be integrated with third-pary services and databases like Amazon Redshift, Druid, Google Analytics, Google BigQuery, H2, MongoDB, MySQL, Oracle, PostgreSQL, Presto, Snowflake, SparkSQL, SQL Server, SQLite and Vertica. The software is provided free and open-source under the GNU Affero General Public License (AGPL) and managed server solutions can be purchased at a monthly subscription.
Dataplane
Dataplane is a scalable cloud native data platform with a no-code / low-code interface to make it quicker and easier to construct a data mesh with robust data pipelines, multi time zone scheduling and automated workflows for businesses and teams of all sizes. Dataplane is open source.