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Tombi vs Taplo: catalog facts
Tombi	Taplo
Best for: Developers who edit TOML config files such as Cargo.toml or pyproject.toml	Best for: Developers who maintain TOML configuration files
Free Free and open source under the MIT license.	Free Free and open source under the MIT licence.
Windows, Command line	Windows, macOS, Linux, Command line
Formatter, linter and language server in one tool Schema-driven validation using the JSON Schema Store All 4 strengths for Tombi Formatter, linter and language server in one tool Schema-driven validation using the JSON Schema Store Automatic key sorting based on schema metadata Works without any configuration	Validates TOML against JSON schemas Configurable formatter All 4 strengths for Taplo Validates TOML against JSON schemas Configurable formatter Language server with Visual Studio Code support Supports TOML 1.0.0
Only handles TOML files Editor features depend on a language server client	Focused on TOML only Editor integration beyond VS Code requires setting up the language server yourself
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Tombi tombi-toml.github.io/tombi Catalog checked October 2, 2026	Official website Full listing and sources Sources for Taplo taplo.tamasfe.dev Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.