SEOnaut
Leading#6 in Open sourcemedium confidence
A mature self-hosted technical-SEO auditor (~741 stars, Go + MySQL) with severity-ranked crawl reports (broken links, redirects, meta issues, heading order) and a dashboard.Our read
Why it ranks #6
About 741 GitHub stars and 122 forks, active 2026 maintenance and a focused technical-audit UI support its place among the smaller self-hosted SEO apps.Here is the catch
requires database and server administration
no backlink, keyword or AI-visibility database
smaller community and integration ecosystem
Does this well
clear dashboard for recurring technical audits
lightweight Go-based self-hosting
actionable issue severity rather than raw crawl data
Pricing
Checked by hand on 2026-07-23. Prices in this category change often — if this looks wrong, it probably is.
Key features
technical site crawlingseverity-ranked issue reportsbroken-link and redirect checksmetadata, heading and indexability audits
Sources we read
Quick facts
More in this area
The rest of the Open source column.- 1SerpBearThe go-to self-hosted keyword rank tracker (~2.0k stars) — unlimited domains, Google Search Console integration and email alerts. Highest-star standalone OSS app in this set.
- 2advertoolsThe practitioner reference library for scriptable technical SEO (~1.4k stars): a Python/pandas toolkit with a Scrapy crawler, robots.txt and sitemap parsing, SERP and log analysis. The most mature, respected pro-grade OSS SEO library.
- 3awesome-seo-tools (SerpApi)A vetted directory of SEO tooling (~1.0k stars) across 10 categories, maintained by SerpApi. A starting point for discovery rather than a tool you run — hence medium.
- 4seo-audits-toolkitAn all-in-one self-hosted audit app (~802 stars) by Stan Girard (Quivr author): Lighthouse scoring, security headers, SERP rank, and keyword/image/sitemap extraction.
- 5LibreCrawlA desktop SEO crawler (~787 stars) positioned as a free Screaming Frog / DeepCrawl alternative — JS rendering, link mapping, Core Web Vitals via PageSpeed, and CSV/JSON/XML export.
- 7geo-optimizer-skill (Auriti Labs)An AEO/GEO auditing toolkit (~615 stars) that measures whether ChatGPT, Perplexity, Gemini and AI Overviews cite your site and generates fixes (robots.txt bot rules, llms.txt, JSON-LD). Despite the name it is a CLI/Python/Astro toolkit, not an MCP server.