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Handbook of Sustainable Design of Digital Services

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Ux/Ui    ODD#12     ODD#13    

Can the native system features and components match as needed ?

Recommendation 

UI

B People

B Planet

B Prosperity

Difficulty

**

Priority

High

Récurrence

OnUpdate

Tests

Is the fact that the system does not natively offer the service established?

Precisions

Some features are available in multiple forms. When native, no additional code or components are required to use them, reducing the impact of the service.

Use Case

Source code

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Fonctionnalités analysées / Fonctionnalités candidates

Life cycle

Conception

6 other criteria related to the recommendation: Media engineering: reducing the digital service media as much as possible (images, animations, content, etc.)

Recommendation Essential

UI

Is a media management / use policy in place to reduce their impact, with criteria for media compression and formats ?

Recommendation Essential

UI

Are the number of fonts and the variants of fonts called (weight, characters used in the project) limited ?

Recommendation

Technology

Can the functionality be offered without calling external scripts or libraries (JS, AJAX, ...) ?

Advice

Technology

Does the target functionality require calling an iFrame ?

Recommendation

UI

Are videos and animations only used when they add value to the user ?

Recommendation

UI

Are the images optimized for their functions ?