Free Online Tools
Count characters, words, sentences, lines and paragraphs in real-time.
Generate QR codes for any text or URL. Download as PNG.
Create strong, random passwords with customizable length and complexity.
Convert between length, weight, temperature, area, volume, speed and data units.
Format, minify, and validate JSON with syntax highlighting.
Encode and decode Base64 strings and files. Supports UTF-8.
Convert between HEX, RGB, and HSL. Pick colors and copy CSS codes.
Generate MD5, SHA-1, SHA-256, SHA-512 hashes for text and files.
Encode and decode URLs. Parse query parameters and fragments.
Generate placeholder text for designs and mockups.
Live Markdown editor with instant preview. Export as HTML.
Test regular expressions with real-time highlighting and match details.
Compress JPEG, PNG, and WebP images in your browser. No upload needed.
Convert Unix timestamps to dates and vice versa. Supports seconds and milliseconds.
Compare two texts and find differences with line-by-line highlighting.
Convert between CSV and JSON formats. Custom delimiters and file upload.
Convert text to UPPERCASE, camelCase, snake_case, kebab-case and more.
Calculate aspect ratios, lock proportions, and detect image dimensions.
Analyze text: word frequency, reading time, and visual charts.
Encode and decode HTML entities. Quick reference table included.
Create linear, radial, and conic gradients visually. Copy CSS code.
Design box shadows with multiple layers, inset, and presets.
Convert between binary, octal, decimal, hex, and any base (2-36).
Search 500+ emojis by name or category. Click to copy.
Parse cron expressions, see next execution times, and use the visual editor.
Learn and generate Flexbox layouts visually with real-time preview.
Convert SVG to Data URI, Base64, or optimized SVG. Preview included.
Convert text to audio in your browser. Multiple voices, speed and pitch control.
Generate SEO meta tags, Open Graph, and Twitter Cards with live preview.
Find IP location, ISP, timezone. Includes subnet calculator.
Build CSS Grid layouts visually. Set columns, rows, gaps, and merge cells.
Decode JSON Web Tokens. View header, payload, and expiration status.
Create SEO-friendly URL slugs. Transliterate accents, remove stop words.
Countdown timer with audio alerts and stopwatch with lap times.
Generate placeholder images with custom size, color, and text. Social media presets.
Encrypt and decrypt text with AES-256 using a password. Browser-only.
Focus timer with work/break cycles. Track daily productivity.
Minify or beautify CSS code. See compression stats instantly.
Minify or beautify JavaScript code. Upload files or paste code.
Generate harmonious color schemes. Export as CSS, SCSS, or Tailwind.
Fix broken Unicode, detect Cyrillic-Latin confusables, normalize combining characters. 11 languages.
Generate border-radius visually. Elliptical corners, presets, and CSS output.
Convert text to binary, hex, and octal. Reverse conversion supported.
Convert between JSON and YAML formats with auto-format and error detection.
Estimate reading and speaking time. Flesch-Kincaid readability score.
Translate text to Morse code with audio playback and visual flasher.
Compare prices across Rakuten and Amazon Japan. Find the best deals.
zurapi.com offers a growing collection of 40+ free browser-based tools for developers, designers, writers, and anyone who works with text, code, or data. Every tool runs entirely in your browser — no data is sent to any server, no sign-up required.
From character counting and JSON formatting to CSS generators, image compression, and regex testing — find the right tool and get your work done in seconds. All tools are mobile-friendly and support keyboard shortcuts for power users.
zurapi.comは、文字数カウント、JSON整形、CSS生成、画像圧縮、正規表現テストなど40以上の無料ツールを提供しています。すべてブラウザ上で動作し、サーバーへのデータ送信や会員登録は不要です。
zurapi.com은 문자 수 세기, JSON 포맷, CSS 생성, 이미지 압축, 정규식 테스트 등 40개 이상의 무료 도구를 제공합니다. 모든 도구는 브라우저에서 작동하며, 서버로 데이터를 전송하거나 가입할 필요가 없습니다.
zurapi.com 提供40多种免费工具，包括字符计数、JSON格式化、CSS生成、图片压缩、正则表达式测试等。所有工具均在浏览器中运行，无需注册，不会向服务器发送任何数据。
zurapi.com 提供40多種免費工具，包括字元計數、JSON格式化、CSS生成、圖片壓縮、正規表達式測試等。所有工具皆在瀏覽器中運行，無需註冊，不會向伺服器傳送任何資料。
zurapi.com ofrece mas de 40 herramientas gratuitas: contador de caracteres, formateador JSON, generadores CSS, compresor de imagenes, probador de regex y mas. Todo funciona en tu navegador, sin enviar datos a ningun servidor ni necesitar registro.
zurapi.com propose plus de 40 outils gratuits : compteur de caracteres, formateur JSON, generateurs CSS, compresseur d'images, testeur de regex et plus. Tout fonctionne dans votre navigateur, sans envoi de donnees ni inscription.
zurapi.com bietet uber 40 kostenlose Tools: Zeichenzahler, JSON-Formatierer, CSS-Generatoren, Bildkomprimierung, Regex-Tester und mehr. Alles lauft im Browser — keine Daten werden an Server gesendet, keine Registrierung erforderlich.
zurapi.com предлагает более 40 бесплатных инструментов: подсчёт символов, форматирование JSON, генераторы CSS, сжатие изображений, тестирование регулярных выражений и многое другое. Всё работает в браузере — данные не отправляются на сервер, регистрация не требуется.
zurapi.com пропонує понад 40 безкоштовних інструментів: підрахунок символів, форматування JSON, генератори CSS, стиснення зображень, тестування регулярних виразів тощо. Усе працює в браузері — дані не надсилаються на сервер, реєстрація не потрібна.
zurapi.com cung cap hon 40 cong cu mien phi: dem ky tu, dinh dang JSON, tao CSS, nen anh, kiem tra regex va nhieu hon nua. Tat ca chay tren trinh duyet, khong gui du lieu len may chu, khong can dang ky.
يقدم zurapi.com أكثر من 40 أداة مجانية: عداد الأحرف، منسق JSON، مولدات CSS، ضغط الصور، اختبار التعبيرات النمطية والمزيد. تعمل جميع الأدوات في المتصفح — لا يتم إرسال بيانات إلى أي خادم ولا حاجة للتسجيل.