i♥Tools

Utility Tools Online

Browse practical online utilities for developer, web and everyday data tasks.

Browse Utility Tools

  • Sitemap Generator

    Professional full-site sitemap crawler for Google Search Console with live crawl progress. Keeps functional dynamic URLs such as ?id= and ?cat_id=, skips tracking parameters/noindex pages, and exports XML, GZIP, URL list, HTML, CSV, JSON or a complete ZIP package.

  • Roman Numeral Converter

    Convert numbers to Roman numerals or Roman numerals back to numbers. Supports single values and batches, with friendly validation instead of failing the whole job.

  • HTML Beautifier

    Load HTML from pasted code, upload/drag-drop, or a public page URL. Preview the fetched source, then format it with clean indentation without changing the original.

  • XML ↔ JSON Converter

    Convert XML ↔ JSON from pasted content or uploaded files with auto-detection, attributes, repeated elements and pretty output.

  • Password Strength Checker

    Check an existing password locally or generate one or many secure passwords. Choose Random, Easy-to-read, PIN, or Passphrase and set your own length and character rules.

  • XML Validator

    Validate XML from pasted text, upload/drag-drop, or a public XML URL. See a clear Valid/Invalid report, exact line/column errors, root element, namespaces and document metrics.

  • Robots.txt Generator

    Build a professional robots.txt for your domain: default crawler policy, crawl delay, sitemap, restricted directories and per-bot rules for major search and AI crawlers.

  • Keyword Density Checker

    Professional keyword-density analysis for pasted text, webpage URLs, YouTube metadata/captions, or country/region search results. Includes 1-, 2- and 3-word phrase density without a paid API key.

  • Word Splitter

    Rewrite or split pasted, uploaded, or authorized public text. URL mode extracts the main article instead of navigation clutter. Choose tone, rewrite strength and output length; no external AI API is required.

  • HTML Minifier

    Minify HTML from pasted code, a public URL or upload/drag-drop. Preview URL/file source first, then see the minified HTML below and download it as a new file.

  • JavaScript Minifier

    Minify JavaScript locally to reduce unnecessary source formatting for deployment, testing, or code handoff.

  • CSV Formatter

    Parse and rewrite CSV with delimiter and quoting controls for cleaner tabular data and interchange workflows.

  • YAML Formatter

    Parse and pretty-print YAML into a cleaner readable structure for configuration review and editing.

  • CSS Grid Generator

    Generate CSS Grid rules from row, column, and gap settings for faster layout prototyping and frontend work.

  • Cron Expression Tool

    Validate standard five-field cron expressions and inspect upcoming runs for scheduling and automation workflows.

  • JavaScript Beautifier

    Format JavaScript with local indentation controls so source code is easier to read, review, and edit.

  • CSV Viewer

    Upload CSV data and review it as a searchable table preview for inspection, cleanup, and spreadsheet workflows.

  • CSS Beautifier

    Pretty-print CSS into a cleaner readable layout for editing, debugging, review, and stylesheet maintenance.

  • SQL Minifier

    Minify SQL with selectable dialect handling for compact query text, storage, testing, and developer workflows.

  • SQL Validator

    Parse SQL and return validation errors by dialect to help review query syntax before further use.

  • CSS Gradient Generator

    Build linear, radial, or conic CSS gradients with configurable values for frontend design and prototyping.

  • CSS Box Shadow Generator

    Generate CSS box-shadow values from visual parameters for UI design, prototyping, and stylesheet work.

  • Text Cleaner

    Remove selected unwanted characters, emojis, or spacing from text for cleanup, normalization, and reuse.