Category hub
Coding
Open developer tools for JSON, Base64, Regex, hashes, timestamps, and more.
Developer tools by task
Choose the task first, then open the right formatter, converter, security utility, or API tool.
Encoding and conversion
Convert Base64, URLs, HTML entities, numeric bases, hexadecimal data, and simple substitution ciphers.
Recommended order blends featured tools, recent views, and current availability.
Base64 Encoder
Encode plain text to Base64 or decode Base64 back into text.
URL Encoder
Encode and decode query-safe URL values for links and APIs.
Hex Converter
Convert text, numbers, and color codes into hex or decode hex bytes back into UTF-8 text.
HTML Entity Converter
Escape HTML-sensitive characters or restore entity strings back into normal text.
Caesar Cipher Tool
Encode and decode simple Caesar shift text with quick ROT13 support.
Advanced Base Converter
Convert values between bases 2 through 36 and show the decimal reference.
Explore other categories
Finance
Browse loan, debt, savings, and payment planning tools in one place.
Health
Check BMI, calorie, and body composition tools for everyday health planning.
Math
Use percentage, GPA, and scientific math tools built for quick problem solving.
Conversion
Convert units, currencies, and everyday values from one focused conversion hub.
Logistics
Plan cartons, pallets, chargeable weight, and container fit with dedicated logistics tools.
Sports
Turn soccer, baseball, basketball, cricket, and football stats into points, rates, and efficiency metrics.
Text
Text tools for counting, OCR extraction, comparison, and content cleanup.
Image
Compress, resize, and convert images directly in the browser.
Merge, split, optimize, and create PDF files for everyday document work.
SEO
Create slugs, meta tags, and sharing previews for search-focused publishing.
Productivity
Small practical tools for decisions, lists, and everyday work.
Lifestyle
Find practical daily tools for dates, travel, focus sessions, and personal planning.