SEOnaut replaces 3 paid apps
One open-source tool, 3 subscriptions it can stand in for. Each pairing below is curated and verified by hand, with the honest catch spelled out. No votes, no pay-to-list.
LicenceMIT
Plateformesyour server
InstallationDocker Compose with MySQL 8.4, then expose the web UI behind HTTPS
DonnéesSites, crawl results and audit history live in the self-hosted MySQL database
ConfigurationDocker, MySQL and a reverse proxy are required; its default exposed port is plain HTTP
facts verified 2026-08-11
A workmanlike crawler with issue severity, audit history and exports; less microscope, more dependable checklist.
the catchIt is a dependable checklist crawler but gives up Screaming Frog's raw-data depth, granular configuration, extraction and integration breadth.
the verdict →all Screaming Frog SEO Spider alternatives →
Stores audits and sorts issues by severity; not as pretty as Sitebulb, equally capable of ruining your afternoon.
the catchIt produces a simpler severity list without Sitebulb's rich visual hints, explanations and guided investigation.
the verdict →all Sitebulb alternatives →
A no-frills crawler that stores audits and sorts broken SEO plumbing by severity; bring Docker and MySQL.
the catchIt provides a straightforward self-hosted audit history but not Lumar's enterprise orchestration, distributed crawling or governance.
the verdict →all Lumar alternatives →last updated 2026-08-11 · up to $492/yr replaced · no votes, no pay-to-list
