immich/docs/docs/overview/technology-stack.md

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Technology stack

The app is built with the following technologies

Frontend

• Flutter for the mobile app
  • Riverpod as state management.
• SvelteKit for the Web.

Backend

• Nest.js for the server.
  • TypeORM for database management.
• PostgreSQL for the database.
• Redis for communication between the core server and the microservices.
• NGINX for internal communication between containers and load balancing when scaling.

High level architecture