Top 6 id-generator open source projects

A distributed unique ID generator inspired by Twitter's Snowflake

Highly scalable, single/multi node, sortable, predictable and incremental unique id generator with zero allocation magic on the sequential generation

A Java library for generating Time Sortable Identifiers (TSID).

A Java library for generating Universally Unique Lexicographically Sortable Identifiers (ULID)

高效的分布式id生成器，每个客户端实例tps可达到100万，服务端毫无压力。即使服务端宕机了，id生成依然可用。支持多数据中心，支持id加密。

Compact, sortable and fast unique IDs with embedded metadata.