> For the complete documentation index, see [llms.txt](https://antonioru.gitbook.io/deep-waters/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://antonioru.gitbook.io/deep-waters/master.md).

# What is Deep Waters

![](/files/-M6HW6E8zY9XgUehXMFE)

**Deep Waters** is an easy-to-compose modular validation system for javascript developers. \
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It allows to easily create custom and reusable validators from the pre-existing ones by using a functional approach and the composition principle. 

![](/files/-M6HU4ivYGq-Uvo_OCf_)