Coder Trainee

Feb 19, 2026 · Fundamentals

Why Switch from UUID to ULID? Exploring Benefits and Features

The article explains why developers are moving from UUID to ULID, detailing ULID’s 128‑bit compatibility, massive per‑millisecond uniqueness, lexicographic sorting, compact 26‑character Base32 encoding, timestamp integration, strong randomness, and practical use cases such as distributed systems and database sharding.