Optinest Digital

Free Web Developer Tools

Build Faster With Practical Generators

Create SEO health scans, UTM campaign links, sitemap indexation audits, SERP previews, meta tags, schema markup, robots and redirect checks, internal link plans, content briefs, mailto links, and layout CSS with clean copy-ready outputs for real projects.

SEO Health Scanner

Scan live URLs for SEO fundamentals: title, description, canonical, robots directives, and heading structure.

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Sitemap & Indexation Validator

Validate sitemap URLs, check indexability signals, and detect status/canonical issues at scale.

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UTM Builder + Campaign Library

Generate clean UTM tracking URLs and save reusable campaign presets for consistent reporting.

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SERP Snippet Preview

Preview Google-style desktop and mobile snippets with title length and pixel width checks.

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Meta Tag Generator

Generate SEO-ready title, description, Open Graph, and Twitter meta tags.

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Schema Markup Generator

Create and validate JSON-LD schema markup for key structured data types.

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Robots and Meta Tester

Test crawl and indexability conflicts across robots.txt, meta robots, and X-Robots-Tag.

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301 Redirect Checker

Audit redirect chains, verify 301s, and detect temporary redirects or multi-hop issues.

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Internal Link Finder

Find high-value internal link placements with keyword-based scoring and anchor suggestions.

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SEO Content Brief Generator

Generate practical SEO content briefs with outlines, FAQs, and internal link direction.

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ROI Calculator

Estimate revenue opportunity from SEO and conversion improvements using your own traffic and deal metrics.

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Mailto Generator

Build clean mailto links with prefilled subject, body, cc, and bcc fields.

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Grid / Flexbox Generator

Create CSS layout code for grid and flexbox with a live preview.

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