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Taplo vs Config File Validator: catalog facts
Taplo	Config File Validator
Free Free and open source under the MIT licence.	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Validates TOML against JSON schemas Configurable formatter	Validates 18 formats with one command Schema validation with automatic SchemaStore lookup
Focused on TOML only Editor integration beyond VS Code requires setting up the language server yourself	Automatic fixes cover only some problems Formatting checks apply to a subset of the supported formats
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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