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utils.sbs
All 585 tools
585 tools · 29 shelves

Tools for the small jobs in between.

Local-first utilities that open instantly. No sign-in, no uploads and no install.

The catalogue

Browse the shelves

Every shelf is a self-contained set of tools, sorted by the job rather than the file type.

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Image22 toolsResize, convert, compressEveryday image plumbing that happens instantly in your browser: resize, crop, compress, convert, watermark and more.
Photo16 toolsFilters, retouch, framesOne-click photo looks, classic edits and print-ready layouts without sending a single pixel to a server.
Video19 toolsTrim, convert, capturePractical browser video utilities powered by canvas, MediaRecorder and WebCodecs — frames, GIFs, clips and more.
Audio18 toolsCut, boost, convertEdit sound with the Web Audio API. Trim, reverse, normalise, change speed and export clean WAV files locally.
Subtitles14 toolsSRT, VTT and timingConvert, clean, shift and inspect caption files. Perfect for creators, translators and video editors.
PDF22 toolsMerge, split, signA full local PDF workbench: combine, reorder, stamp, sign and convert documents with pdf-lib.
Documents22 toolsWrite, format, exportMarkdown, titles, invoices and reading tools for people who work with words all day.
Text30 toolsTransform and countThe classic text toolbox: case changes, cleaning, sorting, extraction, counting and everything between.
Developer25 toolsJSON, regex, SQLSmall utilities that save a browser tab: format JSON, inspect tokens, test regex and scaffold types.
Data22 toolsCSV, TSV, tablesClean and reshape tabular data without opening a spreadsheet. Conversion, dedupe, stats and SQL.
JSON18 toolsFormat, query, convertA JSON pit stop: prettify, minify, validate, transform to TypeScript, YAML, CSV and more.
Color & Design20 toolsPalettes and CSSColour conversion, contrast checks and copy-paste CSS for gradients, shadows, glass and more.
SEO22 toolsMeta, schema, snippetsTechnical SEO helpers for titles, descriptions, schema markup, sitemaps and search previews.
Social22 toolsCaptions and character limitsPlatform-aware writing helpers: count characters, build hashtags and format posts that fit.
Generators20 toolsNames, words, promptsInstant, deterministic-on-demand generators for copy, names, prompts and placeholder content.
Converters22 toolsUnits and number systemsLength, weight, temperature, data, number bases and more — converted as you type.
Calculators25 toolsEveryday mathsClear, fast calculators for percentages, geometry, statistics and the maths you Google weekly.
Finance22 toolsLoans, pay, savingsPersonal finance calculators for borrowing, saving, investing, pricing and pay.
Health20 toolsBody and fitnessFitness and wellbeing calculators using standard published formulas. Informational, not medical advice.
Time & Date20 toolsDates, clocks, timersWork out ages, durations, deadlines and time zones — or just start a reliable timer.
Security20 toolsPasswords and hashesGenerate strong secrets, hash text and files, and encrypt notes locally with Web Crypto.
Writing18 toolsDraft, tighten, outlineBrowser-native writing utilities for summarising, outlining, trimming and polishing copy.
Web & CSS20 toolsMinify, generate, convertFront-end helpers for CSS, HTML, JS and responsive units. Copy, paste, ship.
Math20 toolsFormulas and geometryA pocket maths department: fractions, primes, geometry, statistics and probability.
Encoding20 toolsBase64, hex, ciphersConvert between encodings and try classic ciphers. All made and decoded on your device.
Random18 toolsPick, roll, shuffleFair random pickers, dice, coins and lists for deciding things without overthinking.
QR & Barcode10 toolsScan and generateCreate QR codes for links, Wi-Fi, contacts and payments — plus classic barcodes.
Mockups20 toolsFrames, scenes, presentationDrop a screenshot or artwork into device, social, print and packaging scenes. Rendered locally with Canvas and ready to download as PNG.
Utilities18 toolsSmall everyday winsTimers, notepads, speech tools and odd jobs that deserve their own tab.