nutsdb

With no external dependencies, it's easy to integrate and deploy, reducing setup overhead and compatibility issues in Go applications.

Supports fully serializable read-only and read-write transactions, ensuring data consistency for critical operations within a Tx object.

Beyond key/value, it offers lists, sets, and sorted sets, providing Redis-like functionality in an embedded package for varied data models.

Features like Merge V2 and HintFile reduce memory usage by ~65% and startup time significantly, as shown in benchmarks for large datasets.