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Free Tools 50 tools
Pick a utility and get to work: text, links, HTML snippets, data helpers, and design previews that run entirely in your browser.
Text & SEO
Count, clean, slug, preview, and compare copy.
Word counter
Count words, characters, sentences, and paragraphs as you type.
Slug generator
Turn a title into a clean URL slug with optional separators.
Meta preview
Preview how a title and description may look in search results.
Lorem ipsum
Generate placeholder paragraphs, words, or sentences for layouts.
Case converter
Convert text to UPPER, lower, Title, or Sentence case.
Whitespace cleaner
Trim edges, collapse spaces, and remove blank lines from text.
OG preview
Preview Open Graph title, description, and image for link shares.
Diff checker
Compare two texts side by side and highlight simple line diffs.
Reading time
Estimate reading time from word count at a chosen words-per-minute pace.
Keyword density
See simple word frequency and density percentages for pasted text.
HTML stripper
Strip tags from HTML and keep readable plain text.
Markdown HTML
Convert a lightweight Markdown subset to HTML, or HTML basics back toward Markdown.
Sort & dedupe
Sort lines A-Z or Z-A and remove duplicate lines.
Find replace
Find and replace across multi-line text, with optional regex.
Links
Build campaign URLs, share links, QR codes, and encodings.
UTM builder
Build campaign URLs with utm_source, utm_medium, utm_campaign, and more.
mailto builder
Compose a mailto: link with subject, body, CC, and BCC.
QR code
Generate a QR code for any URL entirely in your browser.
URL encode
Encode or decode URL components and full query strings.
Query string
Edit key=value pairs and build or parse URL query strings.
Share links
Build share URLs for X/Twitter, LinkedIn, and Facebook.
Canonical URL
Normalize URLs by stripping tracking params and optional trailing slashes.
Redirect explainer
Document a from -> to redirect as text. No live HTTP follow.
Anchor link
Build page#section links from a URL and heading or id.
URL format
Validate URL shape and catch common formatting mistakes.
URL truncate
Preview how long URLs may truncate in UI and search snippets.
HTTPS upgrade
Rewrite http:// links to https:// in pasted HTML or plain text.
HTML & color
Form snippets, validation attrs, entities, and colors.
Form HTML
Generate copyable contact form HTML with name, email, and message fields.
Color picker
Pick a color and convert between HEX and RGB values.
HTML entities
Encode or decode HTML entities like & and <.
Honeypot snippet
Copy HTML for a hidden anti-spam honeypot field.
Hidden UTM fields
Capture UTM campaign params in hidden form fields on submit.
Field names
Suggest clean name attributes for common form fields.
Form a11y check
Paste form HTML and get hints for missing label for/id pairing.
Input types
Generate HTML snippets for common input types with labels.
Validation attrs
Build required, pattern, min, max, and maxlength attributes for inputs.
File accept
Build accept= lists for file inputs from common MIME types and extensions.
Method & action
Explain GET vs POST and build a form method/action snippet.
Turnstile snippet
Copy a Cloudflare Turnstile embed snippet placeholder for HTML forms.
Data & IDs
JSON, CSV, JWT, Base64, UUIDs, and timestamps.
JSON formatter
Pretty-print JSON and catch basic syntax errors.
CSV preview
Paste CSV and preview it as an HTML table.
Base64
Encode text to Base64 or decode Base64 back to text.
UUID generator
Generate UUIDs and short nano-style IDs in your browser.
Timestamp converter
Convert Unix seconds/milliseconds to ISO and local dates.
JSON table
Preview an array of flat JSON objects as an HTML table.
CSV JSON
Convert flat CSV rows to JSON objects, or JSON arrays back to CSV.
JWT decoder
Decode a JWT header and payload (Base64URL). Does not verify signatures.
Design
Gradients, shadows, radii, and favicon sizing.
CSS gradient
Build a 2-stop linear gradient and copy the CSS.
Box shadow
Tune offset, blur, spread, and color, then copy box-shadow CSS.
Border radius
Preview uniform or per-corner border-radius and copy CSS.
Favicon sizes
Favicon size table and checklist with copyable HTML link tags.