SEO Otter
SEO Otter is an open-source SEO audit tool that runs from a terminal or browser.
What SEO Otter is
SEO Otter is an open-source SEO audit tool that runs from a terminal or browser. Its terminal-first CLI provides 16 commands for keyword research, rank tracking, index monitoring, and technical SEO checks. Connecting Google Search Console adds daily keyword insights, rank tracking, and content analysis. The tool scans site files and scores pages for title tags, headings, and keyword placement, then validates 26 structured-data types including Article, Product, and FAQ. Index monitoring records page status, coverage codes, and history. Named framework support includes Quarto, Astro, and Hugo, with WordPress described for multi-site management. An optional Python and FastHTML dashboard includes a SERP rank tracker and SEO report generator. The workflow is headless by default and designed for CI/CD, with reports stored in the user’s repository. SEO Otter says Google data, cache, and reports remain local. Its Free plan is listed as free, with no caps or feature gates.
Good
- Open-source terminal and browser tool
- 16 CLI commands for SEO work
- Validates 26 structured-data types
- Google Search Console integration
- Free plan has no caps or feature gates
Watch out
- Web dashboard is optional
- Framework support is limited to named options
- Reports are stored in the user’s repository
- Google Search Console is needed for daily insights
Who it suits
SEO Otter suits developers and site owners who want command-line or browser-based SEO auditing. It fits workflows using CI/CD, repositories, and the named site frameworks.
Verdict
SEO Otter combines technical audits, search visibility checks, and repository-oriented automation. Its free, uncapped plan offers broad functionality for users comfortable with CLI or browser workflows.
Plans and prices
From SEO Otter's own pricing page, checked 7 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Free | Free | No caps · No feature gates |
The facts
Each one read from SEO Otter's own pages, with the date it was checked.
What it does
- CLI
- Its terminal-first CLI offers 16 commands for keyword research, rank tracking, index monitoring, and technical SEO checks.checked 7 Oct 2026
- Content analysis
- It scans site files and scores pages for title tags, headings, and keyword placement.checked 7 Oct 2026
- Dashboard
- The optional web dashboard is built with Python and FastHTML and includes a SERP rank tracker and SEO report generator.checked 7 Oct 2026
- Data handling
- The site says Google data, cache, and reports stay local.checked 7 Oct 2026
- Google Search Console
- The product connects to Google Search Console for daily keyword insights, rank tracking, and content analysis.checked 7 Oct 2026
- Index monitoring
- It tracks page index status with coverage codes and history.checked 7 Oct 2026
- Intended users
- The site presents SEO Otter as open-source SEO intelligence for developers and site owners.checked 7 Oct 2026
- Product
- SEO Otter is an open source SEO audit tool that runs from a terminal or browser.checked 7 Oct 2026
- Site frameworks
- The site names Quarto, Astro, and Hugo as supported frameworks, and also describes support for WordPress in multi-site management.checked 7 Oct 2026
- Structured data
- It validates 26 schema types, including Article, Product, and FAQ.checked 7 Oct 2026
- Workflow
- The site describes the CLI as headless by default and CI/CD native, with reports stored in the user's repository.checked 7 Oct 2026
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