Top 3 Kotlin Immutability Projects

http4k

5 2,520 9.8 Kotlin

The Functional toolkit for Kotlin HTTP applications. http4k provides a simple and uniform way to serve, consume, and test HTTP services.
NonEmptyCollections

2 51 0.0 Kotlin

A type-safe implementation for collections that cannot be empty. Life is too short for emptiness-checks!
InfluxDB

www.influxdata.com featured

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Sprinkler

1 7 9.4 Kotlin

A non-intrusive set of extensions sprinkled over the Kotlin standard library.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).