Dev Tools
Developer utilities and tools
All tools in this category (8)
JSON Formatter / Validator
Format, minify, and validate JSON instantly online.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 instantly online.
URL Encoder / Decoder
Encode or decode URL components instantly online.
HTML Escape / Unescape
Escape HTML entities or restore escaped HTML instantly.
UUID Generator
Generate one or multiple UUID v4 values instantly online.
Slug Generator
Convert text into a clean URL slug instantly online.
Case Converter
Convert text to camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE.
Timestamp Converter
Convert a Unix timestamp to ISO, UTC, and local date formats instantly online.
Free online developer tools: JSON formatter, Base64 encoder/decoder, hash generator and more.
Developer utilities and quick formatting tools
The developer tools category is designed for quick technical tasks such as formatting, encoding or checking common developer-side values.
These tools save time on repetitive tasks and make simple transformations easier directly in the browser.
Full calculator list
- JSON Formatter / Validator
- Base64 Encoder / Decoder
- URL Encoder / Decoder
- HTML Escape / Unescape
- UUID Generator
- Slug Generator
- Case Converter
- Timestamp Converter
Developer tools FAQ
Who are these tools for?
They are useful for developers, technical users and anyone who needs quick browser-based formatting or conversion tools.
Do I need to install anything?
No. These utilities run online and are intended for fast access without installing extra software.