There was a need to work with the MS SQL database, but I did not want to install and understand the complex SQL Management Studio program, and this product turned out to be very easy to install and use. For more then 2 month i've used the tool haven't came across any issues.
Redis - Redis is an open source in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
SQLite - SQLite Home Page
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PouchDB - Open-source JavaScript database inspired by Apache CouchDB that's designed to run well within the browser
DataGrip - Tool for SQL and databases