YAML Diff Online
Compare YAML configuration files and find differences instantly.
ORIGINAL1 lines
MODIFIED1 lines
What Is YAML Diff?
YAML Diff is a free online tool that compares two YAML configuration files line by line and highlights every addition, deletion, and modification. It is ideal for comparing Kubernetes manifests, Docker Compose files, CI/CD configs, Helm values, and any other YAML-based configuration files.
How to Use YAML Diff
- Paste your original YAML into the left panel.
- Paste the modified YAML into the right panel.
- Click Compare to see the highlighted differences.
- Use Split or Unified view to review changes.
Features
- Line-by-line YAML comparison
- Split and unified diff views
- Ideal for Kubernetes, Helm, Docker Compose configs
- Added / removed line counters
- Copy diff result to clipboard
FAQ
Does YAML Diff validate syntax?
The tool compares YAML as plain text, so it works even with non-standard YAML dialects.
Is my YAML data private?
Yes — everything runs in your browser. No data is sent to any server.
Can I compare multi-document YAML files?
Yes. Paste the full content including document separators (---) and they will be compared line by line.