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The best free open source tools: Data & analytics (2026)

4 tools tested by Loucash, ranked by his score. For each: what it replaces, what it saves, and the prompt that installs it.

  1. PocketBase

    Score 8/10

    A complete backend in a single file: SQLite database, user accounts, files, realtime and an admin dashboard. You run it on your server and get the equivalent of Supabase or Firebase, with no subscription.

    Replaces:Supabase,Firebase,AirtableSaves €22/month
    See the card →See the tool ↗

  2. Dokploy

    Score 8/10

    Your own Vercel on a €5 VPS: you connect a Git repo, Dokploy builds, deploys, sets up HTTPS, manages databases and backups. As many apps as you want, no Pro plan.

    Replaces:Vercel Pro,Netlify Pro,HerokuSaves €17/month
    See the card →See the tool ↗

  3. Plausible Analytics

    Score 8/10

    Your website statistics, at home: visitors, sources, pages, goals, on one readable screen. No cookies, no banner, no data sent to Google.

    Replaces:Fathom,Simple Analytics,Google AnalyticsSaves €13/month
    See the card →See the tool ↗

  4. LibreCrawl

    Score 7/10

    The SEO crawler that combs through your site: titles, meta, broken links, redirects, JavaScript rendering, unlimited exports. What Screaming Frog does, on your machine, without the yearly licence.

    Replaces:Screaming Frog SEO SpiderSaves €22/month
    See the card →See the tool ↗

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