Area converter for metric and imperial units - square feet to meters, acres to hectares, and more. Free, no install needed.
Convert AVIF images to JPG online for free. Adjust JPEG quality, flatten transparency onto a solid background, and export browser-friendly image files instantly.
Encode text to Base32 or decode Base32 strings back to UTF-8. Supports RFC 4648 alphabet, optional padding, copy, and download.
Convert binary numbers (base-2) to decimal numbers (base-10) instantly. Supports large binary numbers, batch conversion, and handles 0b prefix automatically.
Braille translator converts text to Unicode braille and back using Grade 1 English Braille, with capital and number signs plus a dot-pattern chart. Free, no signup.
Cat age calculator converts cat years to human years using the AAHA and AAFP feline guidelines, and reports the matching life stage. Free, runs in your browser.
chmod calculator converts Linux file permissions between octal (755) and symbolic (rwxr-xr-x) formats visually. Free, browser-based, and no login needed.
Convert color codes between HEX, RGB, HSL, HSV, and CMYK formats instantly. Pick colors visually and copy values with one click.
Convert PNG, GIF, WebP, TIFF, SVG, HEIC, and other image formats to JPG. Batch convert multiple images with adjustable quality settings.
Convert JPG/JPEG images to PNG, WebP, GIF, or BMP formats. Batch convert with adjustable quality settings. Free online converter.
CSS selector to XPath converter for Selenium, Playwright and Scrapy: converts classes, attributes, combinators and pseudo-classes, and turns simple XPath back into CSS.
Convert flat CSS to nested SCSS syntax instantly. Transform repetitive selectors into clean, maintainable SCSS with proper nesting, &-references for pseudo-classes and modifiers, and preserved media queries.
Convert plain CSS code into Tailwind CSS utility classes instantly. Paste your CSS and get equivalent Tailwind classes with live preview.
CSS transform generator builds translate, rotate, scale, skew and 3D perspective rules with a live preview and copyable CSS. Free, runs in your browser.
Merge multiple CSV files into one clean output in seconds - perfect for combining exports and preparing unified datasets, no install.
CSV to Excel converter builds a real .xlsx workbook from pasted or uploaded CSV, with typed numbers, real dates and a bold header row. Free, no upload and no signup.
Convert CSV data to a clean HTML table with Bootstrap-compatible classes. Supports bordered, striped, and responsive options. Copy or download instantly.
Convert CSV to JSON and JSON to CSV with customizable options. Supports custom delimiters, headers, and nested output. Free, browser-based, no signup required.
Convert CSV to Markdown tables instantly with file upload support and custom delimiters. Runs in your browser - no data sent to any server.
Convert CSV files to SQL INSERT or UPDATE statements. Customize table names, column types, and database dialects including MySQL, PostgreSQL, and SQLite.
Convert CSV files to TSV (tab-separated values) or reverse. Handles quoted fields, embedded commas, and special characters correctly. Free, runs in your browser.
Convert currencies instantly with live exchange rates. Supports 150+ global currency pairs including USD, EUR, GBP, JPY, and emerging market currencies.
Convert data storage between bits, bytes, KB, MB, GB, TB, PB, and EB. Supports binary (1024) and decimal (1000) standards.
Convert decimal numbers (base-10) to binary numbers (base-2) instantly. Supports zero-padding for 4/8/16/32-bit widths, batch conversion, and large numbers.
Generate shareable digital business cards in .vcf format. Add contact details and download a vCard file users can import directly into phone contacts.
Docker Compose to Kubernetes converter turns docker-compose.yml into Deployment, Service, ConfigMap and PVC manifests you can kubectl apply. Free, runs in your browser.
Dog age calculator converts dog years to human years using both the AVMA rule of thumb and the 2020 epigenetic formula, with life stage by breed size. Free, no signup.
Energy converter for Joules, calories, kilowatt-hours, BTU, and more. Instant results for physics or nutrition - free, browser-based, no signup.
Compare two .env files and see added, removed, and changed variables instantly. Understands comments, quotes, and export prefixes. Free, private tool.
Ethereum unit converter turns wei, gwei, finney and ether into every other unit with exact BigInt math, plus a gas fee calculator for gwei to ETH and USD. Free, no signup.
Excel to CSV converter turns any .xlsx or .xlsm worksheet into clean CSV, with sheet picking, custom delimiters and ISO dates. Free, private and runs in your browser.
Excel to JSON converter turns any .xlsx or .csv worksheet into clean JSON records, with header keys, ISO dates and multi sheet support. Free, private, runs in your browser.
FFmpeg command generator with 36 ready recipes - compress, trim, convert, extract audio, resize, GIF, subtitles, HLS. Every flag explained. Free, runs in your browser.
File size converter for bytes, KB, MB, GB, TB, and PB. Supports both binary (1024) and decimal (1000) standards - free and runs in your browser.
GraphQL to TypeScript converter turns GraphQL SDL types, enums, interfaces, and unions into ready-to-use TS interfaces. Free, instant, browser-based.
HAR file analyzer parses Chrome and Firefox DevTools exports into a readable performance report with request timing, sizes, and failures. Free, browser-based, no upload.
HAR to cURL converter turns a Chrome or Firefox DevTools HAR export into copy-ready curl commands for every captured request. Free, browser-based, private.
Convert Apple HEIC and HEIF photos to JPG, PNG, or WebP format directly in your browser. Batch convert iPhone photos with adjustable quality. No upload to any server - 100% private.
Convert hexadecimal numbers (base-16) to binary numbers (base-2) instantly. Each hex digit maps to exactly 4 binary digits. Supports batch conversion and nibble grouping.
Convert hexadecimal to decimal and decimal to hex instantly. Supports large numbers, batch conversion, and shows binary & octal formats. Free browser-based tool.
Htaccess to nginx converter turns Apache rewrite rules, redirects, headers and expires directives into working nginx config, flagging whatever needs a manual review.
Create HTML tables visually with a click-to-edit interface. Add rows, columns, style with borders, and export as HTML or Markdown.
Convert HTML to valid JSX and JSX back to HTML. Handles className, style objects, self-closing tags, event handlers, and comments automatically.
HTML to Markdown converter - cleanly transforms headings, tables, code blocks, and images. Runs in the browser, no data sent to servers.
HTTP request to cURL converter turns a raw request from devtools, a proxy, or an .http file into a runnable curl command with correct shell quoting. Free, in your browser.
Convert PNG, JPEG, or WebP images to Windows ICO format. Create multi-size icons (16x16 to 256x256) for favicons and applications. Free, browser-based.
Extract text from images using OCR (Optical Character Recognition). Upload screenshots, photos, or scanned documents and get editable text instantly. Supports 18+ languages.
Convert INI and CFG config files to JSON format in your browser. Supports sections, key-value pairs, comments, and multi-line values. Free, no signup.
IP range to CIDR converter that turns a start and end address into the smallest exact set of CIDR blocks. Merges overlapping ranges, handles IPv4 and IPv6. Free, no signup.
IPv6 address expander converts shorthand IPv6 to the full 8-group form and compresses it back to RFC 5952 canonical notation. Keeps CIDR, zone IDs and embedded IPv4.
Convert JPG, PNG, and other images to WebP format for faster web performance. Batch convert with adjustable quality. 100% browser-based, no upload needed.
Convert JSON data to C# classes automatically. Generate strongly-typed C# model classes with properties, JsonProperty attributes, and nested class support.
Convert JSON data to Dart classes for Flutter development. Generate strongly-typed model classes with fromJson and toJson methods automatically.
Convert JSON arrays to Excel-compatible CSV or XLS files instantly. Supports nested objects, custom delimiters (comma, tab, pipe, semicolon), and live table preview. No upload required.
Convert JSON data to Go structs automatically. Generate strongly-typed Go struct definitions with proper field tags, nested struct support, and idiomatic Go naming conventions.
Convert JSON samples into GraphQL SDL type definitions with inferred scalars, nested object types, list fields, and non-null options.
Convert JSON data to Java class definitions instantly. Generate POJOs with Lombok support, Jackson annotations, getters/setters, and nested class generation.
Convert JSON arrays to JSONL (JSON Lines) format with one object per line, or parse JSONL back to a JSON array. Free, instant, runs in your browser.
Convert JSON objects to Protocol Buffers (proto3) schema definitions instantly. Handles nested objects, arrays, and scalar types. Free, browser-based, no signup required.
Convert JSON to Pydantic Python BaseModel classes instantly. Generate type-safe models with proper typing, Optional fields, Field aliases, and Pydantic v1/v2 support for FastAPI and Django projects.
Convert JSON to Python @dataclass with type hints. Infers str, int, float, bool, Optional, List, and nested dataclasses. No Pydantic needed. Free, browser-based.
Convert JSON data to Rust struct definitions with serde derive macros. Generate type-safe Rust models with proper snake_case naming, Option types for nulls, and serde rename attributes.
Convert JSON data to SQL INSERT and CREATE TABLE statements instantly - no install, no signup, free to use in your browser.
Convert JSON data to Swift structs with Codable conformance. Generate type-safe Swift models from any JSON API response instantly.
JSONL viewer that turns JSON Lines and NDJSON files into a searchable table in your browser. Validates every line with line numbers, then exports to a JSON array or CSV. Free, nothing uploaded.
Leet speak translator converts text to 1337 at three intensity levels and decodes leet back to plain English. Works both ways in your browser, free, no signup required.
Convert length and distance between metric and imperial units. Convert cm to inches, feet to meters, miles to kilometers, and more.
Line ending converter switches files between CRLF, LF, and CR, counts what it found, and flags mixed endings. Free, browser-based, no upload required.
MySQL to PostgreSQL converter turns CREATE TABLE dumps into Postgres DDL: type mapping, AUTO_INCREMENT to identity, indexes split out. Free, runs in your browser.
Convert any text to the NATO phonetic alphabet (Alpha, Bravo, Charlie...). Instantly spell out letters, numbers, and words using the ICAO military alphabet.
Convert newline-delimited JSON or JSON Lines data into a standard JSON array with line-specific validation and pretty-print output.
npm to yarn pnpm command converter translates install, add, remove, and run commands between npm, Yarn, pnpm, and Bun instantly. Free, browser-based.
Number base converter - switch between binary, octal, decimal, and hex instantly. Essential for developers, free and browser-based.
Convert HEX, RGB, and HSL colors to OKLCH instantly with live gamut mapping and WCAG contrast checks. Free, client-side color tool, no signup, built for Tailwind v4.
OpenSSL command generator with 30 recipes: generate keys, build a CSR, self-sign a cert, convert PEM to PFX, check expiry. Every flag explained. Keys never leave your machine.
Convert PDF pages to high-resolution PNG or JPG images directly in your browser. Preview each page, choose output quality, and download one page or the full set.
Pig latin translator converts English to pig latin and back with the real rules, handling consonant clusters, the qu pairing and y as vowel or consonant. Free and instant.
Convert PNG or JPG images to SVG format by embedding them in an SVG container. Perfect for creating scalable image wrappers.
Power converter tool - convert Watts, kilowatts, horsepower, and BTU/h instantly. Free, browser-based, no install needed.
Pressure converter for Pascal, Bar, PSI, Atmosphere, mmHg, and Torr. Instant calculations with no install or signup - free browser-based tool.
Punycode converter encodes international domain names to xn-- ASCII and decodes them back, flagging mixed-script homograph lookalikes. Free, private, no signup.
Calculate, simplify, and convert ratios to decimal and percentage values. Generate equivalent ratios instantly for scaling and proportion problems.
Remove or replace line breaks from text instantly. Convert multiline content into a single line with custom separators and optional whitespace cleanup.
Build a clean, ATS-friendly resume quickly with live markdown preview. Export your CV as a reusable .md file and maintain multiple role-specific versions.
Convert numbers to Roman numerals and Roman numerals to numbers instantly. Supports values from 1 to 3,999 with real-time conversion and a handy reference chart.
Convert between hourly, daily, weekly, biweekly, monthly, and annual salary. Calculate take-home pay with tax estimates, compare pay rates, and plan your finances.
Convert annual salary to hourly rate or hourly wage to yearly salary. See full pay breakdown by hour, day, week, bi-weekly, monthly, and annually with customizable work hours.
Speech to text converter transcribes live microphone audio into text instantly using your browser's built-in speech engine. Free, private, no upload, no signup.
Speed converter supporting km/h, mph, m/s, ft/s, knots, and Mach. Instant results for any velocity unit - free, no signup, works in your browser.
Convert SQL INSERT statements to JSON data. Parse INSERT INTO queries and extract structured JSON objects with smart type detection.
Convert SubRip SRT subtitles to WebVTT format instantly in the browser with timestamp normalization and optional cue number cleanup.
Convert SVG vectors to high-quality PNG images online. Supports custom scaling and transparency. Free browser-based tool, no upload required.
SVG viewer renders SVG code or uploaded .svg files instantly in your browser with zoom, checkerboard, light and dark backgrounds, size info and PNG export. Free, no upload.
Convert tabs to spaces or spaces to tabs online with a custom tab width. Only leading indentation is changed so your string content stays intact. Free, runs entirely in your browser.
Tailwind to CSS converter expands utility classes into plain CSS, with media queries, hover and dark variants, spacing, colors and shadows all resolved. No build step.
Temperature converter for Celsius, Fahrenheit, and Kelvin. Get instant results with formula breakdowns - free, browser-based, no install needed.
Convert text to binary code and binary back to text instantly. Translate any string into its 8-bit binary ASCII representation. Essential tool for computer science and programming.
Convert text to speech online for free. Choose from multiple voices, adjust speed, pitch, and volume. Listen to articles, proofread text, or practice pronunciation - all in your browser.
Convert TIFF and multi-page TIF images to a single PDF document in your browser. Combines multiple files and pages, fit to A4 or match image size. Free, private, and no signup required.
Convert times between any time zones worldwide. Features a live world clock, quick reference for popular zones, and daylight saving time support.
Twos complement converter turns signed decimal, hex or binary into 8, 16, 32 or 64-bit two's complement, with the sign bit, exact range checks and overflow warnings.
Strip TypeScript type annotations, interfaces, generics, and type imports to get clean JavaScript. Handles common TS syntax patterns. Free, runs in-browser.
Convert TypeScript interfaces and type aliases to Zod validation schemas automatically. Supports optional fields, union types, arrays, nested objects, enums, Record, and generic types.
Unicode normalizer converts text between NFC, NFD, NFKC, and NFKD forms and shows codepoint, UTF-16, and UTF-8 counts, so lookalike strings stop breaking equality checks.
Free Unix timestamp converter to convert epoch time to date and date to timestamp. Support for seconds, milliseconds, and multiple timezones.
Volume converter for liters, gallons, cups, tablespoons, and more units. Get instant results for cooking or science - free, no signup required.
Convert WebP images to JPG online for free. Batch-convert files, adjust output quality, choose a background for transparency, and download JPEGs instantly in your browser.
Convert WebP images to PNG format instantly. Batch convert multiple WebP files with transparency support. Free online converter, no upload needed.
Weight converter for kilograms, pounds, ounces, stones, and more. Instant mass conversions in your browser - free tool, no install or login needed.
Word pluralizer shows both the plural and singular form of any English word or phrase, covering irregular nouns, Latin loanwords, and f-to-ves exceptions. Free, browser-based.
Transform XML documents into clean JSON objects instantly. Handles attributes, nested elements, namespaces, and CDATA sections. Privacy-first - all processing done in your browser.
Convert XML documents to YAML format instantly in your browser. Handles nested elements, attributes, arrays, and mixed content. Free, no upload required.
YAML to properties converter turns Spring Boot application.yml into flat key=value properties and back to nested YAML, keeping list indexes and escapes. Free, no upload.