Module augmentation and interface merging extend and modify existing modules without altering their original source code.

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Module augmentation and interface merging in TypeScript are powerful techniques that allow developers to extend and modify existing modules without altering their source code. These features enable type-safe access to feature flags in micro frontend projects, making it easier to manage and customize type definitions based on specific application needs.

Module Augmentation is a Hidden Gem in TypeScript

Powerful and Flexible TypeScript Features

<p>Great post, just today I had to do the same thing with injecting to a prototype of an existing 3rd party class, I made the features globally available via TypeScript using augmentation.</p>
