A cache. A set which compares elements in a customisable way without overriding the eq() and hash() functions on the type itself.
High-performance containers and utilities for concurrent and asynchronous programming
A collection of high-performance asynchronous/concurrent containers with both asynchronous and synchronous interfaces
Markdown-specialized embedded database with interval-indexed block storage and hierarchical query support
Index implementations for Cynos database
A rust lib contains OrdMap(avl tree) and HashMap(use avl to resolve collision);
Memory-efficient mapping from values to integer identifiers (AKA a lexicon or symbol table), with options for fast bidirectional lookup