cfn-lint

Validate AWS CloudFormation yaml/json templates against the AWS CloudFormation resource provider schemas and additional checks.

Runs as cfn-lint|macOS, Linux, Windows|github.com

Open form in Otty otty.toml

What the manifest covers

3 sections, each its own tab

Command form

ai-draft · 2 tasks · 9 fields

otty gui cfn-lint opens Lint templates and fills your prompt with the command.

Autocomplete

generated · 3.2 KB

Subcommands, options and argument candidates Otty offers as you type.

Dotfiles

1 path

Where it keeps its config, which parts are credentials, and which lines belong to one machine.

Published manifest

Immutable: every revision keeps its URL and its digest

Version window

All versions

Revision

b1bd601f886a6c06937420ba29dad216fe6174b7e70de4d18430f6d2f3a991e4

Read it

otty.toml · JSON · API metadata

SourcesEvery field cites one of these

readme

- `cfn-lint -t template.yaml` - `cfn-lint -t template1.yaml template2.yaml` - `cfn-lint -r us-east-1 ap-south-1 -- template.yaml` | -t, --template | | filename | Alternative way to specify Template file path to the file that needs to be tested by cfn-lint | | --parameters |…

manual2026-10-27

github.com