Every tool you need, right in your browser

Explore JSON as a collapsible, colour-coded tree — perfect for large payloads.

Beautify, minify and validate JSON with clear, instant error messages.

Convert CSV data into a clean JSON array with automatic type detection.

Flatten a JSON array into CSV with the delimiter of your choice.

Decode a JWT to read its header and payload, with expiry checks — nothing leaves the page.

Test regular expressions live with highlighted matches and a flags panel.

Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes as you type.

Create cryptographically random v4 UUIDs in bulk, with formatting options.

Escape special characters into safe HTML entities for the web.

Turn HTML entities back into readable, plain characters.

Encode text to Base64 with full Unicode support, right in your browser.

Decode Base64 strings back into readable text instantly.

Percent-encode text for URLs, choosing component or full-URI mode.

Decode percent-encoded URLs into human-readable text.

Count words, characters, sentences and reading time as you write.

Find and replace text with case, whole-word and regex options.

Compare two texts line by line and highlight every addition and removal.

Remove duplicate lines, trim, sort and clean any list in seconds.

Switch text between UPPER, lower, Title, camelCase, snake_case and more.

Read any text aloud with adjustable voice, speed and pitch.

Dictate and transcribe speech to text live in over ten languages.

Condense long articles into the key sentences with an adjustable length.

Generate placeholder paragraphs, sentences or words for mockups.

Turn typed text into realistic handwriting on ruled paper and export a PNG.

Format bold, italic, strikethrough and monospace text for WhatsApp with a live preview.

Shrink JPG, PNG & WebP file sizes with a live quality slider — no upload, all in your browser.

Resize photos to exact pixel dimensions or presets while locking the aspect ratio.

Drag a crop box over any image and export the selection instantly.

Rotate by 90°, flip horizontally or vertically, and download the result.

Overlay custom text watermarks — position, colour, opacity and tiling included.

Strip EXIF, GPS and camera data from photos by re-encoding the pixels locally.

Blur an entire image or everything outside a box you drag over the subject.

Slice an image into an even grid of tiles and download them as a ZIP.

Convert any image into a Base64 data URI with ready-to-paste HTML and CSS.

Combine multiple PDFs into one file and reorder pages before you export.

Extract page ranges or split a PDF into single pages — packaged as a ZIP.

Reduce PDF file size by optimising and re-encoding embedded pages.

Turn every PDF page into a high-quality JPG you can save individually or zipped.

Type or paste text and download a clean, paginated PDF in A4, Letter or Legal.

A searchable reference of every HTTP status code and what it means.

Check meta-title length in pixels with a live Google SERP preview.

Turn titles into clean, SEO-friendly URL slugs — single or bulk.

Analyse one-, two- and three-word keyword density in any copy.

Generate SEO, Open Graph and Twitter meta tags from a simple form.

Build a valid robots.txt with allow/block presets and sitemap lines.

Turn a list of URLs into a valid XML sitemap you can download.

Preview Facebook, Twitter and LinkedIn cards from your OG tags or HTML.

Score a business name for quality and get one-click links to verify availability.

Expand a seed keyword into hundreds of real long-tail ideas — privately.

Trim and cut audio on a waveform and export a WAV — entirely in-browser.

Generate custom QR codes with colours and error-correction, then download.

Build bar, line and pie charts from simple data and export a PNG.

Convert length, weight, temperature, volume, speed, data and more.

Find the days between dates, add or subtract time, and calculate age.

Create strong, random passwords with a live strength meter.

A fast, keyboard-friendly calculator for everyday maths.

Design layered CSS box-shadows visually and copy the code.

Pick from ready-made CSS clip-path shapes and copy the snippet.

Pick colours and copy HEX, RGB and HSL, plus shades and harmonies.

Design a realistic Instagram post mockup and export it as an image.

Build a fake iMessage-style conversation and download it as a PNG.

Grab every thumbnail size from any YouTube video URL or ID.

Create a realistic tweet mockup with avatar, badge and stats.