wise-json-db
Blazing fast, crash-proof embedded JSON database for Node.js with batch operations, TTL, indexes, and segmented checkpointing.
diskdb
A Lightweight Disk based JSON Database with a MongoDB like API
asakadb
AsakaDB: a lightweight, JSON-based database for Node.js and Electron.js with flexible querying.
slimcryptdb
A minimalist, ultra-secure embedded database for Node.js applications