JSSpace

Free Online Tools Collection

Text conversion, Base64 encoding, JSON formatter, image compression, color code conversion and 119+ free tools available without signup.

All processing happens in your browser - no files are uploaded to servers. Use with confidence, your data stays private.

About JSSpace

JSSpace is a free online utility website that provides everyday tools you can use directly in your browser. No software installation or sign-up required — just open your browser and instantly handle tasks like text conversion, image editing, data formatting, and color code conversion. Text and files you input are processed entirely in your browser and never sent to any server. The site works seamlessly on both desktop and mobile devices, helping you save time on repetitive tasks.

Tool Categories

📝 Text Tools

Character counter, case converter, line break remover, duplicate line remover, text sorter, and diff comparison for all your document processing needs.

🔐 Encoding/Decoding

Base64, URL encoding, HTML entities, Unicode, Morse code, JWT decoder, and hash generators for various data transformation needs.

📋 Formatters

JSON, XML, SQL, YAML formatters and converters, CSS/JS minifier, and Markdown preview — useful for developers and general users alike.

🖼️ Image Tools

Resize, compress, convert (PNG/JPG/WebP), crop, rotate images, Base64 conversion, and favicon generator — all directly in your browser.

🎨 Color Tools

HEX, RGB, HSL color code conversion, palette generator, gradient creator, contrast checker, and image color picker for design work.

🔢 Calculators & Generators

UUID generator, QR code creator, date calculator, percentage calculator, number base converter, unit converter, and password generator.

How to Use

All JSSpace tools follow the same simple workflow:

  1. Search for a tool or browse by category on the main page.
  2. Enter text or upload a file on the tool page.
  3. Adjust settings as needed and click the convert/run button.
  4. Review the result, then copy or download it.

You can add frequently used tools to your favorites for quick access. Your recently used tools are also saved automatically.

Results & Disclaimer

  • All tool outputs are provided for reference only. Please verify results for critical tasks.
  • Image processing creates new output files without modifying your original files.
  • Some features may behave differently depending on your browser. We recommend using the latest version of Chrome, Firefox, Safari, or Edge.
  • Large file processing may be slow or fail due to browser memory limitations.
  • Users are responsible for verifying results. The service provider does not guarantee accuracy.

Privacy & Advertising

  • Text and files you input are processed in your browser only and never sent to any server.
  • However, connection info (IP, browser, etc.) may be collected for service operation and analytics.
  • Features like favorites and recent history use your browser's local storage, which stays on your device only.
  • Ads may be displayed to support the service, and advertising partners may use cookies.
  • For more details, please see our Privacy Policy.

Frequently Asked Questions

Q. Do I need to create an account?▼

A. No, all tools are free to use without registration.

Q. Where are my uploaded files stored?▼

A. Files are processed only in your browser and are never sent to any server. Data is cleared when you close the page.

Q. Can I use these tools on mobile?▼

A. Yes, all tools are optimized for mobile browsers.

Q. Is there a file size limit?▼

A. Due to browser memory constraints, very large files (tens of MB) may be difficult to process.

Q. What should I do if I encounter an error?▼

A. Try refreshing the page or using a different browser. If the issue persists, please contact us.

Q. Can I request a new tool?▼

A. Yes! If you have a tool suggestion, please send us feedback and we'll consider adding it.