# Tech Radar We are using next technologies and services in our projects: * **NodeJS**, **Strapi** and **NestJS** - for the API * **SQLite**, **MongoDB**, and **Redis** - for data storing * **GraphQL** - protocol for queries and data actions * **Angular** and **Angular Universal** - front-end app with a server-side rendering * **Qwik** - front-end apps * **PayPal** - integrated payment system * **Utrust** - crypto payment gateway * **Sentry** - bug tracking service for the production environment * **HubSpot** - which allows us to provide better customer support and a communication channel with users * **Mailchimp** - for mailing lists and the newsletter system (communication with users via email) * **Google Analytics** - collects analytical data * **Mind Master** - structuring ideas and graphs * **Better Uptime** - site and online service monitoring system \[[Link](https://betterstack.com/)] * **Shoutout** - for the video reviews \[[Link](https://www.shoutout.social/?a=ekstremac)] * **GitBook** - documentations \[[Link](https://www.gitbook.com/)] * **PlainText** - simple UML generator for graphs \[[Link](https://www.planttext.com/)] --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.ekstremac.com/company/about-us/tech-radar.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.