Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.

Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).

Xid is a globally unique id generator library, ready to be safely used directly in your server code.

Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.

An extremely fast globally unique number generator.

Compact, sortable and fast unique IDs with embedded metadata.

A tiny and efficient Go unique string ID generator.

Generate and Parse RFC4122 compliant V4 UUIDs.

Generate cryptographically secure random string IDs with just one allocation.

Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.

A tiny, dependency-free Go library that validates UUIDs against standard RFC 4122 formatting, converts UUIDv7() into UTC timestamps.

Fast generate UUIDv4 as string or bytes.