Generators & Hash Tools

Generate UUIDs, ULIDs, and random passwords with the browser crypto API, and compute MD5 and SHA hashes of text or files.

When to use these tools

Generate5 min read
MD5 vs SHA-1 vs SHA-256, and Why Not for Passwords
MD5, SHA-1 and SHA-256 differ in digest length and collision resistance. See which one fits checksums and signatures, and why passwords need bcrypt or Argon2.
Updated 2026.10.03Related tool: Hash Generator →
Generate5 min read
UUID v4 vs v7 vs ULID: Which ID Should You Use?
UUID v4 is random, while UUID v7 and ULID begin with a timestamp and sort by creation time. Compare their layout, index locality and privacy trade-offs.
Updated 2026.10.03Related tool: UUID Generator →