mnemonist
Curated collection of data structures for the JavaScript/TypeScript.
@rimbu/bimap
A bidirectional immutable Map of keys and values for TypeScript
@rimbu/core
Immutable collections and tools for TypeScript
@risai/bim
A bidirectional map based on the ES6 Map & WeakMap objects
@viarationis/bidirectional-map
Map, but extended to be bidirectional. Values will stay unique by deleting previous keys. Also a 'strict' version, which throws on duplicates instead, and a 'silent' version, which ignores assignments of existing values.