threatflux-cache vs cachelito-async vs bitcoinleveldb-cache

A flexible async cache library for Rust with pluggable backends and serialization

Async caching library with LRU/FIFO/LFU/ARC/Random/TLRU/W-TinyLFU eviction policies for async/await functions

Low-level, Bitcoin Core–compatible in-memory cache for LevelDB-style storage, providing capacity-bounded LRU eviction, explicit charge-based memory accounting, and opaque pointer values with custom deleters for FFI-heavy systems.