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UUID Tools — Generate, Validate, Convert UUID Online

Free UUID generator (v1, v3, v4, v5, v7), validator, inspector, and converter. ULID, NanoID, CUID2. All in browser.

Uuid Tools

Batch UUID Generator — Generate Multiple UUIDs
UUID Code Snippet Generator — UUID Code Examples
UUID Collision Probability Calculator
CUID2 Generator — Collision-Resistant Unique ID
UUID to Database Type — PostgreSQL, MySQL, etc.
UUID Formatter — Add/Remove Hyphens
GUID vs UUID Explainer — Difference Between GUID and UUID
UUID Inspector — Decode and Inspect UUID
Max UUID Generator — Maximum UUID
UUID Version Migration Guide — Upgrade UUIDs
UUID Namespace Registry — Standard Namespaces
NanoID Generator — Generate NanoID
Nil UUID Generator — All-Zero UUID
UUID Regex Generator — Regex for UUID
RFC 9562 Compliance Checker — UUID Spec Compliance
UUID Sequential Detector — Detect Predictability
UUID to Short ID — Shorten UUID
Snowflake ID Inspector — Decode Snowflake IDs
UUID Sort Analyzer — Sort Order of UUIDs
UUID Time-Ordering Benchmark — v1 vs v7
UUID to Base64 — Encode UUID as Base64
UUID to Integer — Convert UUID to Integer
ULID Generator — Universally Unique Lexicographically Sortable ID
ULID to UUID Converter — Convert ULID to UUID
UUID v1 Generator — Time-Based UUID
UUID v1 Timestamp Extractor — Get Date from UUID v1
UUID v3 Generator — MD5 Namespace UUID
UUID v4 Generator — Random UUID Generator Online
UUID v5 Generator — SHA-1 Namespace UUID
UUID v7 Generator — Time-Ordered UUID v7
UUID Validator — Validate UUID Format