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Free, focused tools for text, code, numbers, and images. Get the result you need, right in your browser.
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Popular tools
Curated starting points, not a usage rankingWord Counter
Count words, visible characters, sentences, and lines locally, with Unicode-aware word boundaries.
DeveloperJSON Formatter
Format and indent valid JSON in your browser, with downloadable output and clear syntax errors.
CalculatorsPercentage Calculator
Calculate a percentage of any amount, then see the totals after adding or subtracting that percentage.
QR codesQR Code Generator
Create a downloadable QR code from text, locally in your browser.
ImagesImage Resizer
Resize a PNG, JPEG, or WebP image with an optional aspect-ratio lock.
DeveloperUUID Generator
Generate cryptographically random version 4 UUIDs locally, individually or in batches of up to 1,000.
New tools
Explore the directory →Text Fragment Link Builder
Build passage links from literal text and optional context, or a local CSV batch, without opening the destination.
DeveloperHTML Subresource Integrity Bundle Builder
Pair local HTML with exact JS and CSS file bytes, then download a source-preserving integrity-tagged HTML and asset bundle.
DataGTIN Catalog Check Digit Workbench
Review a local mixed GTIN-8/12/13/14 list with preserved source rows, check digit evidence and a downloadable CSV or JSON report.
FilesLocal Travel Packing Checklist
Edit categories, quantities and packed states in a local checklist. Download an original printable list or save current JSON to restore later.
DataLocal Tally Counter
Count repeated observations in named categories with +1, −1, bounded Undo and current-state JSON or CSV downloads. No automatic saving.
EducationChess Position Diagram Builder
Turn a supplied FEN chess position into an original vector board with coordinates, square highlights and downloadable SVG or JSON evidence.
DeveloperP-256 Certificate Signing Request Builder
Build a real SHA-256 signed PKCS10 CSR locally from a selected P-256 private-key File, an original subject and requested DNS names. Download PEM or a public request ZIP.
FilesOriginal Resume Draft Builder
Write your own resume with labelled experience, education and project controls, then download an original HTML, text or JSON draft locally.
Recommended tools
More ways to finish your next taskCharacter Counter
Measure visible characters, Unicode code points, UTF-16 length, and UTF-8 bytes without uploading text.
TextLine Counter
Count total, non-empty, and blank lines in pasted text, including trailing line breaks.
TextCase Converter
Convert text to uppercase, lowercase, title case, or sentence case in your browser.
TextText Reverser
Reverse visible characters, word order, or line order while keeping emoji and combining accents intact.
TextRemove Duplicate Lines
Deduplicate text lines with exact, trimmed, or case-insensitive matching, keeping the first occurrence.
TextSort Lines
Sort text lines ascending or descending with natural numeric ordering, keeping duplicate entries.
Your work stays with you.
Text, code, QR data, and image processing happen in this tab. Tool inputs are not uploaded or saved by the application.
Small tools, clear results.
Focused controls, useful examples, and clear limits. Copy or download your result and carry on.