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To install the stable version

npm i io-ts fp-ts

Note. fp-ts is a peer dependency for io-ts


Stable features

Experimental modules (version 2.2+)

Experimental modules (*) are published in order to get early feedback from the community, see these tracking issues for further discussions and enhancements.

The experimental modules are independent and backward-incompatible with stable ones.

(*) A feature tagged as Experimental is in a high state of flux, you're at risk of it changing without notice.