All Tools

.gitignore GeneratorGenerate .gitignore files for your projects by selecting templatesAdler-32 Hash Text or FileGenerate Adler-32 checksums for text input or file upload. Calculate fast checksums for data integrity verification and error detectionAES DecryptorDecrypt AES JSON envelopes from InBrowser.App with the original password or raw hexadecimal key.AES EncryptorEncrypt text or files in your browser with AES-GCM, AES-CBC, or AES-CTR using a password-derived key or a raw hexadecimal key.Archive ViewerOpen ZIP, TAR, GZ, and TGZ files locally in your browser, browse their folder tree, preview readable entries, and download individual files.Argon2 Hash PasswordGenerate encoded Argon2 password hashes in the browser with configurable algorithm, memory, iterations, parallelism, salt, and optional secretArgon2 Password Hash VerifierVerify whether a password matches an encoded Argon2 hash string. Runs locally in your browser and supports optional pepper/secret verification.ASCII Art GeneratorConvert text to ASCII art using various figlet fonts. Type a word or phrase, pick a font, and copy the result.AsciiDoc to HTML ConverterConvert a local ADOC or AsciiDoc document into a standalone HTML file with selectable text, embedded images and a safe preview. No uploads.AsciiDoc to PDF ConverterConvert a local ADOC or AsciiDoc document to PDF in your browser. Preview fixed-theme A4 image pages and download the result without uploading your file.AsciiDoc ViewerRead local AsciiDoc manuals and articles with an outline, adjustable reading size, and focus mode. Files stay on your device.Audio RecorderRecord microphone audio locally, preview the take, and download the file.Barcode GeneratorGenerate barcodes (CODE128, EAN, UPC, etc.) and download as PNG, SVG, JPEG, or WebP.Barcode ReaderDecode barcodes and QR codes from image files or a live camera feed, entirely in your browser.Base16 DecoderDecode Base16 (Hex) text or files into raw bytes for inspection, testing, and tooling.Base16 EncoderEncode text or files to Base16 (Hex) for data transport, debugging, and web development.Base32 DecoderDecode Base32 text or files back to original data for transport, storage, and integration.Base32 EncoderEncode text or files to Base32 for data transport, storage, and web development.Base58 DecoderDecode Base58 text or files back to original data for transport, storage, and integration.Base58 EncoderEncode text or files to Base58 for data transport, storage, and web development.Base64 Encoder and DecoderEncode plain text to Base64 and decode Base64 back to Unicode text directly in your browser.Base85 DecoderDecode Base85 text or files back to original data for transport, storage, and integration.Base85 EncoderEncode text or files to Base85 for data transport, storage, and web development.Basic Auth DecoderDecode HTTP Basic Authorization header to extract username and password from Base64. Useful for debugging and API testingBasic Auth GeneratorGenerate HTTP Basic Authorization header by encoding username and password as Base64. Quickly create credentials for API testing and developmentBcrypt Hash Password GeneratorGenerate bcrypt password hashes locally with configurable cost, fresh salts, and copy-ready output for authentication systems.Bcrypt Hash Password VerifierVerify a plain text password against a bcrypt hash locally in your browser. Useful for debugging authentication flows and checking password migrationsBIC/SWIFT ValidatorValidate BIC/SWIFT codes and parse bank, country, and branch details.BIP39 Mnemonic GeneratorGenerate, validate, and convert BIP39 mnemonic phrases in your browser.BLAKE2b Hash Text or FileGenerate BLAKE2b hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesBLAKE2s Hash Text or FileGenerate BLAKE2s hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesBLAKE3 Hash Text or FileGenerate BLAKE3 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesBusiness Days CalculatorCount business days between dates, and add or subtract business days with custom weekends and holidays.CAJ to PDF ConverterConvert supported CAJ, KDH, and NH documents to PDF locally. Preview the pages and download a PDF without uploading your paper.CAJ ViewerRead local CAJ, KDH, and NH papers with page navigation, thumbnails, zoom, and text search where available.CameraUse your device camera locally to take photos, record short videos, and download the result.Case ConverterConvert text between different naming conventions: camelCase, PascalCase, snake_case, kebab-case, and more.CBZ Comic ReaderRead local CBZ comics with natural page ordering, thumbnails, zoom, fit controls, and left-to-right or right-to-left reading. Files stay on your device.CBZ to PDF ConverterConvert a local CBZ comic to PDF in natural page order. Preserve image proportions, preview the result, and download without uploading your comic.Chmod CalculatorCalculate Unix file permissions between numeric (755) and symbolic (rwxr-xr-x) notationCIDR ParserParse CIDR notation to inspect IPv4 or IPv6 network ranges, masks, and integer boundaries directly in the browser.CIDRs Merger & ExcluderMerge IPv4 and IPv6 CIDR blocks, subtract excluded networks, and copy the minimal resulting CIDR list.CityHash64 Hash Text or FileGenerate CityHash64 hashes for text input or file uploads, with an optional seed for performance-oriented checksums and cache keys.Code Screenshot GeneratorGenerate syntax-highlighted code screenshots and export them as SVG, PNG, JPEG, WebP, or HTML.Color Contrast CheckerCheck WCAG contrast ratios for foreground and background colors, including AA/AAA for normal and large text.Color ConverterConvert colors between HEX, RGB, HSL, HSV, HWB, LAB, LCH, CMYK and CSS keywords. Real-time bidirectional conversion with alpha channel support.Color PickerPick colors from your screen or images. Sample pixels and copy HEX, RGB, HSL, HSV, and CMYK values instantly.Cookie ParserParse Cookie and Set-Cookie headers into structured JSON for inspection.CRC Checksum CalculatorGenerate CRC checksums for text input or file upload. Compare common CRC-8, CRC-16, CRC-24, CRC-32, and CRC-64 variants for data integrity checksCredit Card ValidatorValidate credit card numbers using Luhn algorithm and identify card brandCron Expression GeneratorBuild five-field cron expressions with visual controls, presets, and upcoming run previews.Cron Expression ParserParse, validate, and explain cron schedules with field details and upcoming run times.CSR GeneratorGenerate PKCS#10 certificate signing requests in your browser. Create a fresh key or import an existing PKCS#8 private key, fill in Subject and SAN, then download the CSR.CSS Box Shadow GeneratorCreate multi-layer CSS box-shadow values with live preview, inset toggles, and precise controls.CSS Gradient GeneratorCreate layered linear, radial, and conic gradients with draggable color stops, blend modes, and export-ready CSS.CSV / TSV to XLSX ConverterConvert local CSV and TSV files to Excel. Choose a delimiter, encoding, and header handling while preserving identifiers and all fields as text.CSV → JSON ConverterConvert CSV to JSON. Paste CSV or import a file; adjust options (headers, delimiter, trim, etc.), preview, copy, and download.CUID2 GeneratorGenerate secure, collision-resistant CUID2 IDs in your browser with adjustable length and batch count.cURL ConverterConvert cURL commands into code for many languages and HTTP clients.Current Network TimeGet the current network time and compare it with your local system time. View accurate network time and detect any time differences.Data URI to File ConverterDecode Data URI strings into files, inspect MIME type and encoding, and download the result offline.Device InformationInspect browser, display, hardware, network, storage, and capability details from your current device without uploading anything.DNS LookupQuery A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, SRV, HTTPS, and SVCB DNS records through DNS over HTTPS resolvers.DOC / WPS to PDF ConverterConvert supported legacy Word and WPS documents to a downloadable, reflowed PDF locally in your browser.DOC and WPS ViewerRead legacy Word DOC documents and compatible WPS Writer documents and templates locally in your browser.Docker Run to Compose ConverterConvert docker run commands into a docker-compose.yml file.DOCX to Markdown ConverterConvert Word documents and templates to Markdown in your browser. Preview the text, copy it, or download a UTF-8 file without uploading your document.DOCX to PDF ConverterConvert supported local Word documents and templates to image-based PDFs. Preview the pages, check their appearance, and download without uploading your file.DOCX ViewerRead Word DOCX, DOCM, DOTX, and DOTM documents and templates locally with page navigation, zoom, text selection, and search. No uploads or macro execution.Duration Add/Subtract CalculatorAdd or subtract ISO 8601 durations from a base time in any time zone, with millisecond precision.Ebook to TXT / HTML ConverterExport local EPUB, MOBI/AZW3 and FB2 books as readable text or standalone HTML. Preserve reading order and supported content without uploading your book.Email Attachment ExtractorExtract embedded files from EML, EMLX and MSG emails in your browser. Download individual attachments or selected files as ZIP, without uploading your email.Email to HTML / Text ConverterExport local EML, EMLX and MSG emails as offline HTML or UTF-8 text with readable headers, body and attachment details. Preview, copy and download in your browser.Email to PDF ConverterConvert local EML, EMLX and MSG emails to PDF with saved headers, readable body, inline images and an attachment list. Preview and download in your browser.Email ValidatorValidate email addresses with syntax, length, and domain checks.Email ViewerRead EML, EMLX, and MSG email files locally, including message headers, HTML or plain text, inline images, and attachment details.EPUB ReaderRead EPUB books locally with chapter navigation, a table of contents, adjustable text size, and a focused reading view. No upload required.EU VAT Number ValidatorValidate EU VAT numbers by country code, format, and checksum — fully in your browser, nothing uploaded.EXIF ViewerView image metadata, camera settings, GPS coordinates, and embedded EXIF/IPTC/XMP fields locally in your browser.Favicon Assets GeneratorGenerate a complete favicon bundle — ICO, PNGs, Apple touch icon, PWA icons, web manifest, and the HTML snippet — locally in your browser.FB2 ReaderRead FB2 and FBZ books locally with sections, illustrations, poetry, and notes. Adjust text size and return from a note to your reading position.FB2 to EPUB ConverterConvert local FB2 and FBZ books to EPUB. Keep readable chapters, contents, metadata and supported images without uploading your book.File to Data URI ConverterConvert files into Data URI strings for embedding in HTML, CSS, or JSON. Works fully offline.GIF to Animated WebP ConverterConvert animated GIFs to animated WebP with scaling, playback speed, loop control, previews, and batch ZIP export.GIF to APNG ConverterConvert animated GIF files to APNG PNG animations with local batch export, scaling, playback speed, and loop controls.HighwayHash Hash Text or FileGenerate HighwayHash digests for text input or file upload. Compute fast keyed 64-bit, 128-bit, or 256-bit hashes for data integrity and lookup workflowsHMAC GeneratorGenerate HMAC (Hash-based Message Authentication Code) signatures for text or file input. Supports SHA-1, SHA-256, SHA-384, and SHA-512 algorithms with hex and base64 output formats.HTML Color NamesBrowse and search 140+ CSS/HTML named colors with HEX and RGB valuesHTML Document ViewerRead local HTML, HTM, and XHTML documents with an outline, zoom, and focused reading. Files stay on your device.HTML Entity Encoder & DecoderEncode and decode HTML entities. Convert special characters to named, decimal, or hexadecimal HTML entities and vice versaHTML to Markdown ConverterConvert raw HTML into Markdown with adjustable heading, list, and code block styles. Paste markup or import a file, then copy or download the result.HTML to PDF ConverterConvert a self-contained HTML document to PDF locally. Preview the generated A4 image pages and download the same PDF.HTTP Status Code LookupSearch and browse HTTP status codes and their meaningsHWP / HWPX to PDF ConverterConvert HWP 5 and HWPX documents to image-based PDFs in your browser. Preview Korean text, tables, and embedded images before downloading.HWP / HWPX ViewerPreview Hangul HWP 5 and HWPX documents locally, with page navigation, zoom, and focused reading.IBAN ValidatorValidate IBAN numbers with country length, format, and checksum checks.iCal Event GeneratorCreate .ics calendar events with time zones, recurrence rules, and reminders.Image Metadata Cleaner (EXIF)Remove EXIF/XMP/IPTC/ICC metadata from images without re-encoding. Keeps the original format and works offline.Image Palette ExtractorExtract dominant colors from images and export palettes as HEX, CSS variables, or JSON.Image ResizerResize image dimensions directly in your browser and export the result as PNG, JPEG, or WebP.Image to AVIF ConverterConvert images to AVIF with quality, speed, resizing, lossless mode, and batch ZIP export.Image to ICO ConverterConvert images into ICO files for favicons and app icons.Image to JPG ConverterConvert local images, TIFF pages, icon variants and animation frames to JPG. Adjust quality and transparency background without uploading your files.Image to PDF ConverterCombine local images and selected TIFF pages into a PDF. Open HEIC, JPEG XL and JPEG 2000, reorder pages, rotate images and adjust the layout without uploading files.Image to PNG ConverterConvert local images, TIFF pages, icon variants and animation frames to PNG. Open HEIC, JPEG XL and supported JPEG 2000 images without uploading them.Image to WebP ConverterConvert images to WebP with optional resizing and batch ZIP export.Image ViewerInspect local images, TIFF pages, icon variants and animation frames. Open HEIC, JPEG XL and supported JPEG 2000 images in your browser.IMEI ValidatorValidate 15-digit IMEI numbers with format and Luhn checksum checks.IP Info LookupLook up geolocation, ISP, ASN, reverse DNS, and network details for an IP address, domain, or URLIP Range to CIDR ConverterConvert IPv4 or IPv6 start and end addresses into the minimal set of CIDR blocks that exactly covers the range.IP/CIDR NormalizerNormalize IP addresses and CIDR notation for both IPv4 and IPv6 formats. Enter any IP or CIDR range to get the standardized format instantly.IPv6 Address to MAC Address ConverterConvert IPv6 addresses to MAC addresses. Enter any IPv6 address to extract the corresponding MAC address instantly.ISBN ValidatorValidate ISBN-10/ISBN-13 numbers, check digits, and conversionsJMESPath TesterEvaluate JMESPath expressions against JSON data and inspect the result.JSON → CSV ConverterConvert JSON to CSV. Paste JSON or import a file; adjust options, preview, copy, and download.JSON → TOML ConverterConvert JSON to TOML. Paste JSON or import a file; preview, copy, and download.JSON → XML ConverterConvert JSON to XML. Paste JSON or import a file; preview, copy, and download.JSON → YAML ConverterConvert JSON to YAML. Paste JSON or import a file; preview, copy, and download.JSON Diff PathCompare two JSON documents and generate path-based diffs with JSON Pointer paths and RFC 6902 JSON Patch output.JSON FormatterFormat and prettify JSON with proper indentation. Paste JSON or import a file; preview, copy, and download.JSON Schema GeneratorGenerate JSON Schema from example JSON dataJSON Schema ValidatorValidate JSON data against a JSON Schema with draft-aware validation and readable error output.JSON Web Token (JWT) SignerSign JWTs locally with HMAC secrets or PEM/JWK private keys for API testing and authentication debugging.JSONPath TesterTest JSONPath queries against JSON data and view matched values and paths.Jupyter Notebook ConverterConvert local IPYNB notebooks to HTML, Markdown or code. Keep saved cell order and supported outputs without uploading files or executing code.Jupyter Notebook ViewerRead local .ipynb notebooks with Markdown, code, saved outputs, and cell navigation. No uploads or code execution.JWK ↔ PEM ConverterConvert JWK and PEM keys locally. Supports RSA, EC, and OKP key formats.JWT Decoder and VerifierDecode JSON Web Token headers and payloads locally, inspect registered claims, and verify HS, RS, PS, and ES signatures with a secret, PEM public key, JWK, or JWKS.Keccak Hash Text or FileGenerate Keccak hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesKSUID GeneratorGenerate K-Sortable Unique Identifiers (KSUIDs) in-browser with optional custom timestamps.LaTeX PreviewerPreview self-contained LaTeX documents locally with readable mathematics, an outline, source inspection, and compatibility notes.List ComparerCompare two lists, surface overlap and exclusions, and export the exact set you need before a sync or cleanup.Local Font BookBrowse and preview fonts installed on your device using the Local Font Access API.Lorem Ipsum GeneratorGenerate Lorem Ipsum placeholder text with configurable words, sentences, or paragraphs. Supports multiple locales.MAC Address to IPv6 Link-Local Address ConverterConvert MAC addresses to IPv6 link-local addresses. Enter any MAC address and optionally add an interface name to generate the scoped result instantly.Markdown PreviewerRead local Markdown with a collapsible outline, adjustable text size and width, and focus mode. Edit saved drafts, preview safely, and export or print HTML in your browser.Markdown to HTML ConverterConvert Markdown to HTML using marked, optionally sanitize with DOMPurify. Preview, copy, and download.Markdown to PDF ConverterConvert a local Markdown document into a PDF with a page preview and download. Processing stays in your browser.Max UUID GeneratorGenerate and copy the standardized all-one max UUID for upper bounds, sentinels, and range tests.MD4 Hash Text or FileGenerate MD4 hashes for text input or file upload. Best for legacy compatibility and non-security-critical integrity checks.MD5 Hash Text or FileGenerate MD5 hashes for text input or file upload. Best for legacy compatibility and non-security-critical integrity checks.MHTML to HTML ConverterConvert a local MHTML or MHT archive into a standalone HTML file with bundled images, styles and a safe preview. No uploads.MHTML to PDF ConverterConvert a saved MHTML or MHT web archive to PDF locally. Preview the generated A4 image pages and download the same PDF.MHTML ViewerRead MHTML and MHT web archives locally with bundled images, styles, document navigation, and no live resource requests.MIME Type LookupSearch and browse MIME types and their file extensionsMOBI / AZW3 to EPUB ConverterConvert a local unencrypted MOBI or AZW3 book to EPUB. Keep readable chapters, contents, metadata and supported images without uploading the book.MOBI & AZW3 ReaderRead unencrypted MOBI, AZW, AZW3, and PRC books locally, with contents, adjustable text, and a focused reading area.Morse Code ConverterConvert text to Morse code and vice versa with audio playback supportMurmurHash3 (x64 128-bit) Hash Text or FileGenerate MurmurHash3 x64 128-bit hashes for text input or file uploads. Calculate fast non-cryptographic checksums for bucketing, deduplication, cache keys, and integrity checks.MurmurHash3 (x86 128-bit) Hash Text or FileGenerate MurmurHash3 x86 128-bit hashes for text input or file uploads. Calculate fast non-cryptographic checksums for bucketing, deduplication, cache keys, and integrity checks.MurmurHash3 (x86 32-bit) Hash Text or FileGenerate MurmurHash3 x86 32-bit hash for text input or file upload. Calculate fast 32-bit non-cryptographic checksums for data integrity verification and performance-oriented hashingMy IP AddressDiscover your public IP address and get detailed information about your internet connection including geolocation, ISP details, and network informationNanoID GeneratorGenerate URL-safe NanoIDs in the browser with custom length and alphabet presets.Nil UUID GeneratorGenerate and copy the standardized all-zero nil UUID for placeholders, defaults, and sentinel values.Number ↔ Chinese Uppercase ConverterBidirectional converter between numbers and Chinese uppercase amounts. Supports RMB-style units and up to 2 decimal places.Number Base ConverterConvert numbers between binary, octal, decimal, hexadecimal, base32, base36, base62, base64, and custom bases from 2 to 64.Numbers to XLSX ConverterConvert local Apple Numbers spreadsheets to Excel XLSX in your browser. Inspect tables, see worksheet mappings, and download your data without uploading it.ODS to XLSX ConverterConvert local OpenDocument spreadsheets to XLSX with multiple worksheets, typed cell values, and a data preview. Files stay in your browser.ODT to PDF ConverterConvert ODT documents and OTT templates to PDF locally, with page styles, selectable text, a PDF preview, and download.ODT ViewerRead ODT documents and OTT templates locally, with heading navigation, zoom, and focus mode.OFD to PDF ConverterConvert supported local OFD documents to image-based PDFs with their original page sizes and order. Preview every page without uploading your file.OFD ViewerRead local OFD documents in your browser. Browse pages, zoom, rotate, and inspect invoices or publications without uploading files.OpenAPI to TypeScript ConverterConvert OpenAPI 3.x documents into TypeScript types entirely in your browser with common openapi-typescript generation options.Password Strength CheckerAssess password strength with entropy, composition, and pattern checks plus tips to improve security.PBKDF2 Key DerivationDerive keys from a password and salt with PBKDF2. Configure iterations, hash algorithm, and output length with hex or base64 output.PDF Info ViewerView PDF metadata, page count, version, file details, and document properties locally in your browser.PDF MergerMerge multiple PDF files into one browser-only document with previews, ordering controls, and a custom filename.PDF Page Number AdderAdd page numbers to selected PDF pages locally in your browser with configurable format, position, font, and margins.PDF Page OrganizerReorder, rotate, and remove PDF pages locally in your browser before exporting a new PDF.PDF SplitterSplit PDF pages by range, extract selected pages into one PDF, or download multiple split files as a ZIP archive.PDF Text ExtractorExtract selectable text from PDF files locally in your browser and export it as plain text.PDF to Image ConverterConvert PDF pages to PNG, JPG, or WebP images with DPI controls, page preview, and ZIP export.PDF ViewerRead PDF files locally with page navigation, zoom, text selection, and search. Your documents stay in your browser.PGP Key GeneratorGenerate OpenPGP key pairs in your browser with ECC or RSA, optional passphrase protection, fingerprints, and a revocation certificate.Placeholder Image GeneratorGenerate placeholder images with custom dimensions, colors, gradients, and text. Export as PNG, JPG, SVG, or WebP with Retina support.PNG OptimizerCompress PNG images in your browser with lossless Oxipng optimization while preserving visual quality.Port Number LookupSearch and browse common network port numbersPPT / DPS to PDF ConverterConvert supported legacy PowerPoint and WPS presentations to PDF locally, preserving slide order, size, text, and graphics.PPT and DPS ViewerRead legacy PowerPoint PPT and compatible WPS DPS presentations and DPT templates locally in your browser.PPTX to Markdown ConverterConvert PowerPoint presentations, slideshows, and templates to Markdown in your browser. Preview, copy, and download slide text and speaker notes without uploading your file.PPTX to PDF ConverterConvert supported local PowerPoint presentations, slideshows, and templates to image-based PDF pages. Preview every slide and check the result before downloading. No uploads.PPTX ViewerRead PowerPoint PPTX, PPTM, POTX, POTM, PPSX, and PPSM files locally with slide navigation, zoom, text selection, and search. No uploads or macro execution.PRC Resident ID ValidatorValidate PRC Resident ID numbers, decode region, birthdate, and checksumPrettier Code FormatterFormat JavaScript, TypeScript, JSON, HTML, CSS, Markdown, YAML, GraphQL, and related files with Prettier directly in your browser.QR Code GeneratorGenerate QR codes for text, links, Wi-Fi credentials, contacts, phone actions, locations, and calendar events. Download the result as PNG, JPG, WebP, or SVG.QR Code ReaderDecode QR codes from image files or a live camera feed, entirely in your browser.Radio Timecode SyncGenerate JJY, BPC, DCF77, MSF, or WWVB radio timecode audio locally to help sync compatible radio-controlled clocks.Random Number GeneratorGenerate random numbers with custom ranges, counts, and optional decimals.Random Password GeneratorGenerate passwords, passphrases, grouped codes, and PINs in your browser.Regex Tester & ReplacerTest regular expressions, inspect matches, and preview replacements against real text.Remove PDF Owner PasswordRemove PDF owner password restrictions locally so editing, printing, and copying permissions are unlocked.Reverse IP LookupLook up reverse DNS PTR records for IPv4 or IPv6 addresses through public DNS-over-HTTPS resolvers directly in the browser.RIPEMD-128 Hash Text or FileGenerate RIPEMD-128 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesRIPEMD-160 Hash Text or FileGenerate RIPEMD-160 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesRIPEMD-256 Hash Text or FileGenerate RIPEMD-256 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesRIPEMD-320 Hash Text or FileGenerate RIPEMD-320 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesrobots.txt GeneratorGenerate robots.txt files with user-agent rules, allow/disallow paths, and sitemap links.Roman Numeral ↔ Arabic Number ConverterBidirectional converter between Roman numerals and Arabic numbers. Supports standard Roman numerals from 1 to 3999 (I to MMMCMXCIX).ROT Cipher Encrypt & DecryptEncrypt and decrypt text using ROT13, ROT5, ROT18, and ROT47 cipher algorithms. Self-reversing encryption for letters, digits, and ASCII charactersRTF to PDF ConverterConvert local RTF documents to PDF in your browser. Preview the exported pages and download a PDF with supported selectable text.RTF ViewerOpen local RTF documents with formatted text, pictures, page navigation, zoom, and selectable text. No uploads required.Screen RecorderRecord your screen, a window, or a browser tab with optional system audio and microphone capture.scrypt Key DerivationDerive keys from a password and salt with scrypt. Configure N, r, p, and output length with hex or base64 output.SHA-1 Hash Text or FileGenerate SHA-1 hashes for text input or file upload. Best for legacy compatibility and non-security-critical integrity checks.SHA-224 Hash Text or FileGenerate SHA-224 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA-256 Hash Text or FileGenerate SHA-256 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA-384 Hash Text or FileGenerate SHA-384 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA-512 Hash Text or FileGenerate SHA-512 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA-512/224 (FIPS 180-4) Hash Text or FileGenerate SHA-512/224 (FIPS 180-4) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA-512/256 (FIPS 180-4) Hash Text or FileGenerate SHA-512/256 (FIPS 180-4) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA3-224 (FIPS 202) Hash Text or FileGenerate SHA3-224 (FIPS 202) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA3-256 (FIPS 202) Hash Text or FileGenerate SHA3-256 (FIPS 202) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA3-384 (FIPS 202) Hash Text or FileGenerate SHA3-384 (FIPS 202) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHA3-512 (FIPS 202) Hash Text or FileGenerate SHA3-512 (FIPS 202) hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSHAKE128 (FIPS 202) Hash Text or FileGenerate SHAKE128 (FIPS 202) hashes for text input or file upload. Produce variable-length XOF digests for cryptographic checksums, protocol hashing, and data integrity workflows.SHAKE256 (FIPS 202) Hash Text or FileGenerate SHAKE256 (FIPS 202) hashes for text input or file upload. Produce variable-length XOF digests for cryptographic checksums, protocol hashing, and data integrity workflows.SipHash-128-2-4 Hash Text or FileGenerate SipHash-128-2-4 keyed hashes for text input or file upload. Use a 128-bit hex key to compute fast 128-bit non-cryptographic hashes for hash-table, cache-key, and checksum workflows.SipHash-2-4 Hash Text or FileGenerate SipHash-2-4 keyed hashes for text input or file upload. Use a 128-bit hex key to compute fast 64-bit non-cryptographic hashes for hash-table, cache-key, and checksum workflows.Sitemap XML GeneratorGenerate sitemap.xml files or sitemap indexes from clean URL lists without leaving the browser.Slug GeneratorConvert text into URL-friendly slugs. Supports Unicode transliteration for Chinese, Japanese, Korean, Cyrillic, and more.SM3 Hash Text or FileGenerate SM3 hash for text input or file upload. Calculate secure cryptographic checksums for data integrity verification and security purposesSpreadsheet Data ExporterExport an Excel worksheet to CSV, TSV, JSON, or Markdown in your browser. Choose a sheet and cell range, preview the data, and download without uploading your workbook.Spreadsheet ViewerRead Excel, CSV, ODS, Numbers, WPS, and legacy spreadsheets locally. Switch worksheets, browse cells, and inspect saved values. No uploads.SQL Formatter & LinterFormat SQL queries in your browser, tune dialect-aware layout rules, and catch common lint issues before you copy or download the result.SRI Hash GeneratorGenerate Subresource Integrity (SRI) hashes for web resources. Create SHA-256, SHA-384, or SHA-512 hashes to ensure the integrity of external scripts, stylesheets, and other resourcesSSH Key GeneratorGenerate OpenSSH Ed25519 or RSA key pairs locally with copy-ready public keys, private keys, and SHA-256 fingerprints.SSH Public Key FingerprintGenerate SHA-256 and MD5 fingerprints for OpenSSH public keys, authorized_keys lines, and SSH2 public key blocks.StopwatchTrack elapsed time with start, pause, lap, and reset controls.SVG OptimizerOptimize SVG files with configurable SVGO cleanup, compression, preview, copy, and downloadSVG to Image ConverterConvert SVG files to PNG, JPEG, or WebP imagesSVG ViewerOpen SVG and SVGZ illustrations locally. Zoom into vector artwork, pan, inspect dimensions, and switch transparency backgrounds.Text and Log ViewerRead local text and log files with line numbers, whole-file search, encoding choices, and focused reading. Files stay on your device.Text DiffCompare two drafts side by side, inspect changed lines, and export a clean unified diff without leaving the browser.Text StatisticsTurn any draft into a live writing dashboard with multilingual counts, vocabulary signals, structure clues, and reading-time estimates.Time Difference CalculatorCompare two local times across time zones and get signed, absolute, ISO 8601, and total-unit differences.Time Zone ConverterConvert a date and time between time zones with daylight saving support. Compare offsets and copy ISO/UTC formats.TimerSet a countdown timer with optional sound, vibration, and browser notifications.TOML → JSON ConverterConvert TOML to JSON. Paste TOML or import a file; preview, copy, and download.TOML → YAML ConverterConvert TOML to YAML. Paste TOML or import a file; preview, copy, and download.Typst to PDF ConverterCompile a self-contained Typst file to PDF in your browser. Preview the pages, review source diagnostics, and download without uploading your document.Typst ViewerPreview a self-contained Typst document locally, with page navigation, zoom, search, and source error details.ULID GeneratorGenerate Universally Unique Lexicographically Sortable Identifiers in-browser with optional custom timestamps.Unicode ↔ Punycode ConverterConvert Unicode (IDN) and ASCII (Punycode) domains both waysUnicode Escape / UnescapeEscape and unescape Unicode characters in various formats including \uXXXX, \u{XXXXX}, HTML entities, URL encoding, and U+XXXX notationUnicode Invisible Character CheckerDetect zero-width, bidi control, and special whitespace characters, then export a cleaned version.Unit ConverterConvert length, mass, temperature, area, volume, speed, digital storage, and time between metric, imperial, and other units instantly in your browser.Unix Timestamp ConverterConvert Unix timestamps to human-readable dates and vice versa. Supports auto-detection of seconds, milliseconds, and nanoseconds.URL Component Encoder and DecoderEncode and decode URL components with percent encoding. Convert special characters to URL-safe format and vice versa for web development and API usageURL Parser and BuilderParse URLs into components and rebuild them from protocol, credentials, host, path, query parameters, and fragment in one structured editor.User-Agent ParserParse user agent strings to identify browser, OS, device, engine, and CPU details. 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