API & DevOps
Serverless Config Validator
Paste Serverless Framework or SAM-like JSON to catch EOL runtimes, missing handlers, high timeouts, and secrets-looking env vars before you deploy. YAML can be converted to JSON for this MVP.
Runs entirely in your browser. Your data never leaves this device.
- Serverless / SAM heuristics
- Runtime and handler checks
- Timeout and env smell tips
- No deployment performed
- Client-side validation
Workspace
Client-side · No upload
How it works
- Paste Serverless Framework / SAM-like JSON.
- Validate common issues (EOL runtimes, timeouts, missing handlers, secrets in env).
- Fix issues before deploying to your cloud account.
Key features
- Serverless / SAM heuristics
- Runtime and handler checks
- Timeout and env smell tips
- No deployment performed
- Client-side validation
FAQ
YAML files?
Paste JSON equivalent for now; YAML parsing is not included in the MVP.
Which frameworks?
Heuristics for Serverless Framework / SAM-like shapes.
Does it deploy?
No — validation only.
Keep building
Related developer tools
Cloud & IAM
Free AWS IAM Policy Generator online
Build AWS IAM JSON policies with common actions, resources, and effects.
API & DevOps
Free Cron Expression Builder online
Build cron schedules visually and preview the next run times.
Text & Data
Free JSON Formatter online
Format, validate, minify, and sort JSON in your browser. Privacy-first — nothing leaves your device.