YAML Formatter & Re-indenter vs YAMLLint.com
Both validate and tidy YAML for free. The difference matters for config files that often hold secrets: Gera Tools formats and re-indents YAML in your browser, so the config never leaves your device.
Both validate YAML. Because config files frequently contain secrets, prefer a client-side tool. Gera Tools formats and re-indents YAML entirely in your browser, with no account.
Side-by-side comparison
| Feature | YAML Formatter & Re-indenter Gera Tools | YAMLLint.com yamllint.com |
|---|---|---|
| Price | ✓ Free | ✓ Free |
| Account required | ✓ No account | ✓ No account |
| Processing location | ✓ 100% in your browser (parses/re-indents YAML client-side; zero upload) | ≈ Treat pasted YAML as leaving your machine unless stated client-side |
| Validation + re-indent | ✓ Validates and re-indents to a consistent style | ✓ Validates YAML and reports errors |
| Ads | ✓ Light, single ad slot | ✓ Ad-supported |
Comparison based on each tool's publicly stated, free-tier behaviour at the time of writing. YAMLLint.com is a trademark of its respective owner; we link to it for fairness and do not claim affiliation. Where YAMLLint.com is genuinely stronger, the table says so.
FAQ
Does Gera Tools upload my YAML config?
No. Validation and re-indenting run in your browser; the config — including any secrets — never leaves your device.
Does it re-indent, not just validate?
Yes — it validates and re-indents YAML to a consistent style, so you get tidy, valid output.
Which is safer for config with secrets?
A client-side formatter like Gera Tools, which keeps the config local.