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MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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Fully Managed MySQL, PostgreSQL, and SQL Server
Automatic backups, patching, replication, and failover. Focus on your app, not your database.
Cloud SQL handles your database ops end to end, so you can focus on your app.
System dynamics program with additional features for economics
...Minsky is good for demonstrating mathematics too, with the most "math-like" interface in system dynamics.
Sign up to Minsky's Patreon page (for as little as $1 a month) at https://www.patreon.com/Ravelation/. This creates a user community, which SourceForge doesn't facilitate.
...Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the development.
Source code available on github https://github.com/geonetwork/
Create charts by retrieving data from Stata on-the-fly
...SGraph is an open source project and you can download the code from the project web site web site or try the app on-line here: http://sgraph-with-swire.sourceforge.net/
The source project is hosted in GitHub: https://github.com/lomagno/sgraph