NanoID Generator
Generate NanoID-style random strings in your browser: preset alphabets, custom symbols, length control, and bulk output. Uses Web Crypto only—no network calls.
Frequently asked questions
No. NanoIDs are minted only in this tab. Nothing is sent to LocalTools servers for processing.
Use the preset that mirrors your target alphabet and length; adjust manually when integrating with other packages.
Related guides
- NanoID vs UUID (size and alphabet)Compare NanoID and UUID v4 for string length, character set, collision risk, and practical use in URLs, databases, and APIs.
- UUID versions (and when v4 is enough)How RFC 4122 UUIDs encode version and variant bits, what versions 1–5 mean in practice, and why random version 4 IDs are the right default for most applications.