Free tools

Small tools we built and use ourselves

No sign-up, no tracking, nothing uploaded anywhere — everything below runs entirely in your browser. We built these because we needed them; figured they'd be useful to others too.

AI Readiness Checker

Can ChatGPT, Claude and Perplexity reach and read your page? Crawler access, content without JavaScript, structured data.

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SEO Audit

On-page SEO in seconds: indexing, title and headings, content, structured data, speed. A score and a fix for each issue.

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WordPress Health Check

Is your WordPress site fast and healthy? Caching, page weight, HTTPS and the SEO basics, from the public home page.

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WordPress Security Audit

A passive hardening check for your WordPress site: version exposure, XML-RPC, directory listing, security headers. Nothing is attacked.

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AI WordPress Readiness Checker

Can ChatGPT, Claude and Perplexity read and quote your WordPress site? Crawler access, content, schema — with WordPress fixes.

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AI Website Budget Calculator

What does €100 really buy? A playful reality check on website costs in the age of AI.

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AI SaaS Budget Calculator

A weekend with AI, or six months with a team? An honest estimate for an MVP, a B2B product or a marketplace.

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AI Web Automation Budget Calculator

Scrapers, monitoring, portal bots and browser tests: what it costs to build one that is still running next month.

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AI Business Process Automation Budget Calculator

Document processing, CRM workflows, support assistants and AI agents: what it takes to automate a process you can trust.

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IP Subnet Calculator

Network address, broadcast, usable host range and subnet mask from an IP + CIDR.

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Base64 Encoder / Decoder

Encode text to Base64 or decode it back, with proper UTF-8 support.

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Cron Job Helper

Turn a cron expression into a plain-English description and see the next run times.

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Regex Tester

Test a pattern against sample text with live highlighting and captured groups.

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What Is My IP Address

Your public IP, ISP, country and city — via Cloudflare's own network data.

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DNS Lookup

Check A, AAAA, MX, TXT, NS, CNAME, SOA and CAA records for any domain.

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CSS Minifier

Strip comments and whitespace from your CSS to shrink the file.

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CSS Beautifier

Turn minified or messy CSS into clean, indented output.

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JSON Minifier

Validate JSON and compact it into the smallest valid form.

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JSON Beautifier

Validate JSON and format it into clean, indented output.

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JavaScript Minifier

Strip comments and whitespace — safely, without breaking ASI.

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JavaScript Beautifier

Turn minified or messy JavaScript into readable, indented code.

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Need something more than a browser tool?

We build the real infrastructure, automation and monitoring behind tools like these.

Contact us