The New WordPress.com VS The Unsplash API

The WP dashboard can, and has been rewritten in React, see Calypso, but it was rejected by wp.org community at the time (likely for the reasons you mentioned). Source: over 2 years ago

The wp-admin dash itself will likely move to React in the far future. It's a big undertaking, and not a priority, or even wanted at this point by the wordpress.org maintainers and community - wordpress.com already has a React powered dash that even predates Gutenberg, calypso, and the open-source maintainers rejected using it as its not suitable for their developer audience. Source: over 2 years ago

Unsplash - Unsplash free and unlimited api for photos. - Source: dev.to / 15 days ago

Unsplash stands as a premier destination for high-quality imagery, boasting a collection of over 3 million high-resolution photographs. This vast resource is powered by a dedicated community of approximately 300,000 photographers worldwide. The Unsplash Image API is an advanced and user-friendly JSON API, crafted to seamlessly integrate with a variety of applications. It features official libraries for Javascript,... - Source: dev.to / 5 months ago

Unsplash's API allows you to dynamically fetch high-quality images, making it a go-to resource for adding a touch of creativity to your web applications. - Source: dev.to / 5 months ago

Navigate to this URL, and click on the "Register as a developer" button displayed at the top right corner of the page. Create your account by entering all the necessary details. - Source: dev.to / 7 months ago

Hmm sounds interesting currently I am getting background images using https://unsplash.com/developers api which gets landscape images of different cities based on what city the user wants weather from. Source: 12 months ago