https://multikit.app/ MultiKit — a collection of fast, private, browser-based developer tools. Nothing is ever uploaded. en https://multikit.app/base64-encode https://multikit.app/base64-encode Encode text or files to Base64 entirely in your browser. https://multikit.app/base64-decode https://multikit.app/base64-decode Decode Base64 back to text or download the original file. https://multikit.app/url-encode-decode https://multikit.app/url-encode-decode Percent-encode or decode URLs and query strings, fully in-browser. https://multikit.app/json-formatter https://multikit.app/json-formatter Format, validate, and minify JSON with clear error messages. https://multikit.app/timestamp-converter https://multikit.app/timestamp-converter Convert between Unix timestamps and human-readable dates. https://multikit.app/regex-tester https://multikit.app/regex-tester Test regular expressions against text and see every match live. https://multikit.app/utm-builder https://multikit.app/utm-builder Build campaign tracking URLs with utm_* parameters, in your browser. https://multikit.app/case-converter https://multikit.app/case-converter Convert text to camelCase, snake_case, kebab-case, Title Case, and more. https://multikit.app/text-stats https://multikit.app/text-stats Count characters, words, sentences, lines, and reading time. https://multikit.app/text-diff https://multikit.app/text-diff Compare two texts and highlight every line that changed. https://multikit.app/find-replace https://multikit.app/find-replace Find and replace text, with regex and case-insensitive options. https://multikit.app/lorem-ipsum https://multikit.app/lorem-ipsum Generate placeholder paragraphs, sentences, or words. https://multikit.app/sort-list https://multikit.app/sort-list Sort lines alphabetically or by length, reverse, and dedupe. https://multikit.app/string-escape https://multikit.app/string-escape Escape or unescape strings for JSON, JavaScript, HTML, and URLs. https://multikit.app/hash-generator https://multikit.app/hash-generator Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes. https://multikit.app/jwt-decoder https://multikit.app/jwt-decoder Decode a JSON Web Token to inspect its header and payload. https://multikit.app/uuid-generator https://multikit.app/uuid-generator Generate v4 (random) and v7 (time-ordered) UUIDs in bulk. https://multikit.app/password-generator https://multikit.app/password-generator Generate strong random passwords using your browser’s crypto API. https://multikit.app/percentage-calculator https://multikit.app/percentage-calculator Work out percentages, percentage change, and what-percent-of values. https://multikit.app/compound-interest-calculator https://multikit.app/compound-interest-calculator Project investment growth with compounding and regular contributions. https://multikit.app/mortgage-calculator https://multikit.app/mortgage-calculator Estimate monthly loan payments and total interest paid. https://multikit.app/subnet-calculator https://multikit.app/subnet-calculator Calculate IPv4 network, broadcast, mask, and host range from CIDR. https://multikit.app/programmer-calculator https://multikit.app/programmer-calculator Convert bases and run fixed-width bitwise operations, in your browser. https://multikit.app/image-converter https://multikit.app/image-converter Convert images between JPEG, PNG, and WebP in your browser. https://multikit.app/image-compressor https://multikit.app/image-compressor Shrink image file sizes by re-encoding, entirely in your browser. https://multikit.app/image-resize https://multikit.app/image-resize Batch-resize images and add a watermark, all in your browser. https://multikit.app/color-picker https://multikit.app/color-picker Pick a color and convert between HEX, RGB, and HSL. https://multikit.app/qr-code-generator https://multikit.app/qr-code-generator Turn any text or URL into a downloadable QR code. https://multikit.app/app-icon-generator https://multikit.app/app-icon-generator Generate square app and favicon icons in every size from one image. https://multikit.app/image-splitter https://multikit.app/image-splitter Split an image into an even grid of tiles, in your browser. https://multikit.app/image-text https://multikit.app/image-text Stamp a caption or label onto images, entirely in your browser. https://multikit.app/seamless-texture https://multikit.app/seamless-texture Turn an image into a seamlessly tiling texture, in your browser. https://multikit.app/photo-merge https://multikit.app/photo-merge Combine photos side by side, stacked, or in a grid, in your browser. https://multikit.app/sprite-generator https://multikit.app/sprite-generator Pack images into a sprite sheet plus a JSON atlas, in your browser. https://multikit.app/sprite-analyzer https://multikit.app/sprite-analyzer Auto-detect and extract frames from a sprite sheet, in your browser. https://multikit.app/bitmap-font-generator https://multikit.app/bitmap-font-generator Render a font into a bitmap glyph atlas plus JSON, in your browser. https://multikit.app/image-to-pdf https://multikit.app/image-to-pdf Combine images into a single PDF, one per page, in your browser. https://multikit.app/merge-pdf https://multikit.app/merge-pdf Merge several PDFs into one, in order, entirely in your browser. https://multikit.app/split-pdf https://multikit.app/split-pdf Extract pages or split a PDF into separate files, in your browser. https://multikit.app/screen-recorder https://multikit.app/screen-recorder Record your screen and download the video, entirely in your browser. https://multikit.app/gif-extractor https://multikit.app/gif-extractor Split an animated GIF into PNG frames, entirely in your browser. https://multikit.app/about https://multikit.app/about About MultiKit — fast, private, browser-based developer utilities that never upload your data. https://multikit.app/privacy-policy https://multikit.app/privacy-policy How MultiKit handles your data: tool input never leaves your browser; details on local storage and third-party advertising cookies. https://multikit.app/terms-of-use https://multikit.app/terms-of-use The terms governing your use of MultiKit: the service is provided as-is, free to use, with no warranty. https://multikit.app/contact https://multikit.app/contact Get in touch with MultiKit — tool requests, bug reports, and feedback are all welcome.