SQLint
SQLint: A focused CLI and Python toolkit for BigQuery SQL quality checks and formatting. Ranked #20 of 25 in SQL Linters and Formatters by our editors (6.6/10); pricing: Free plan; best for bigQuery users needing CLI linting and formatting.
At a glance
- Editor score6.6 / 10
- PricingFree plan
- Best forBigQuery users needing CLI linting and formatting
- Free planYes
- Paid fromFree
- Supported SQL dialectsStandard SQL (BigQuery)
- Automatic fixesYes
- Facts checked20 Sep 2026
Where it wins
- Parses, lints, and formats Standard SQL for BigQuery workflows
- Supports configurable indentation, commas, keywords, operators, and line length
- Offers pip installation, Docker workflows, and Python parse, check, and format functions
Where it doesn't
- Its documented dialect scope is centered on Standard SQL (BigQuery)
- The workflow is oriented to CLI, Python, and Docker rather than editor extensions
- Package metadata classifies the project as Alpha
Our verdict on SQLint
SQLint is an open-source Python command-line tool for parsing, linting, and formatting SQL. It is aimed at developers working with SQL files and code-quality workflows, particularly teams using Standard SQL in BigQuery. Its linting checks cover whitespace, indentation, keyword casing, comma placement, operators, joins, and blank lines. SQLint also provides a formatting mode through the -f command-line option, making it suitable for repeatable formatting in development or CI/CD workflows.
The tool’s main strength is the range of ways it can fit into a technical workflow. Developers can install it with pip, run it through Docker, or call its parse, check, and format functions from Python. Formatting behavior can be configured for line length, comma position, keyword style, and indentation, while the published category specifications include a config file, automatic fixing, and CI/CD integration. These options make SQLint a practical choice for teams that want a lightweight, code-oriented SQL quality tool without a commercial plan structure.
SQLint is more focused than a broad multi-dialect SQL platform. Its stated support is Standard SQL, specifically BigQuery, so teams working across other database dialects should assess fit before adopting it. The project is also classified as Alpha in its package metadata, which matters for organizations seeking a more mature product signal. Choose SQLint when BigQuery SQL, command-line workflows, Python integration, and configurable formatting are the priorities. Consider an alternative when editor extensions, broader dialect coverage, or a more mature project classification are central requirements.
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SQLint pricing
SQLint fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Supported SQL dialects | Standard SQL (BigQuery) |
| Automatic fixes | Yes |
| Custom rules | Not verified |
| Editor extensions | Not verified |
| CI/CD integration | Yes |
| Configuration file | Yes |
| Deployment | Self-hosted |
| Support | Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 20 Sep 2026 |
Alternatives to SQLint
- SQLFluffConfigurable SQL linting with autofix, templating, plugins, and CI workflows.9.4
- SqruffA focused open-source choice for dbt teams needing linting, formatting, and CI workflows.9.1
- pgFormatterA configurable, open-source formatter for PostgreSQL-focused SQL workflows.8.8
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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