Minimo Digital

Fast, free, private file tools you can trust.

Popular Tools

Image Converter

Convert PNG ↔ JPG, GIF, BMP with quality and resizing.

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Document Conversion

DOCX → PDF, PDF → DOCX, TXT → PDF, RTF → DOCX.

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Image Resizer

Resize images quickly. Keep format, control size and quality.

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PDF Utilities

Merge multiple PDFs into one, or split a page range.

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Background Remover

Remove backgrounds using thresholding or an uploaded mask.

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File Metadata Viewer

EXIF for images, codec info when available.

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Checksum Generator

Compute MD5 and SHA256 for uploads.

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Base64 Encode/Decode

Encode files or decode strings with image preview.

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JSON/YAML Converter

Convert and validate JSON ↔ YAML in your browser.

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Regex Tester

Run patterns with flags and view matches and groups.

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UUID/NanoID Generator

Generate cryptographically strong UUID v4 and NanoID.

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Timestamp Converter

Convert epoch seconds/ms to human-readable and back.

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URL Encoder/Decoder

Encode/decode URLs and parse query params.

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JWT Decoder

Decode header and payload of JWT tokens.

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CSV ↔ JSON Converter

Convert CSV to JSON and JSON to CSV.

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Text Diff Viewer

Compare two texts with line diff.

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Audio MP3 ↔ WAV

Convert audio files between MP3 and WAV formats.

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SVG Tools

Optimize, sanitize, recolor, and convert SVG to PNG.

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Favicon & App Icons

Generate ICO, PNG sets, and PWA maskable icons.

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Color Palette & Contrast

WCAG ratio checker and image-based palette generator.

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Sprites & Bundles

CSS sprites from PNGs and CSS mask SVG bundles.

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HTTP Header Inspector

View response headers and cache hints for URLs.

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Redirect Checker

Follow redirect chains and find the final URL.

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SSL/TLS Checker

Certificate expiry, chain, and TLS support.

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DNS Tools

Lookups and basic propagation from public resolvers.

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CORS Tester

OPTIONS and GET tests with custom headers.

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Sitemap/Robots Builder

Generate sitemap.xml and robots.txt, then validate.

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OG/Twitter Card Generator

Create meta tags and preview social shares.

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Image Lazyload Helper

Markup + base64 placeholder generator.

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Critical CSS Extractor

Extract styles for visible content.

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SEO Suite

Technical SEO helpers: canonical, hreflang, robots, schema, links.

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Canonical Checker

Check canonical tag and http/https/www variants.

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Hreflang Generator

Generate alternate language link tags.

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Robots Meta Analyzer

Inspect meta robots directives for a page.

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Broken Link Finder

Scan internal links and sample status codes.

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Sitemap Split/Merge

Split large sitemap files or merge into an index.

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Structured Data Tester

Extract JSON-LD items from a page.

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URL Parameter Audit

Count and analyze query parameter usage.

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SERP Snippet Preview

Preview how your page appears in search results.

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Heading & Meta Audit

List headings and meta description from a page.

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Readability & Density

Flesch-Kincaid score and keyword density.

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Image Alt Audit

Find images missing alt attributes.

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Preconnect/Prefetch Builder

Build resource hint tags for external hosts.

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CLS Risk Finder

Detect images without width and height.

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Robots.txt Simulator

Simulate rules for a user-agent and path.

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Sitemap Pinger

Ping sitemap to Google and Bing.

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Local Business Schema

Generate Schema.org LocalBusiness JSON-LD.

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Multilingual Sitemap

Build sitemap with hreflang links.

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What's special

Minimo Digital is a suite of lightweight, reliable tools that convert and optimize your files in seconds. No signups, no complexity—just results.

Available now: Image Converter, Document Conversion, Image Resizer, and PDF Merge & Split. More tools are arriving soon for audio and video.