# DevBox Tools

DevBox Tools offers free online utilities for technical and everyday tasks — including data converters, generators, validators, time tools, and SEO helpers. Fast, simple, and useful for developers, analysts, marketers, and daily workflows.

## Description
DevBox Tools is a comprehensive platform providing a wide range of free online utilities for technical and business professionals. The project includes tools for developers, data analysts, SEO specialists, marketers, system administrators, and general web users.

The platform offers utilities for time zone comparison, current local time, data conversion (JSON, CSV, XML, YAML, Excel), hash and checksum generation, UUID/IP/MAC generators, QR code creation, text comparison, CHMOD calculation, UTM builders, random data generators, sitemap analysis, API testing helpers, and many additional everyday tools.

DevBox Tools is multilingual, supporting more than ten interface languages, and is actively expanding. The service is fully web-based, requires no installation, and is updated frequently with new tools, features, and improvements.

The project focuses on simplicity, accessibility, and reliability, helping users solve routine tasks quickly and efficiently.

## Homepage (by language)
- [English](https://devbox.tools/)
- [Russian](https://devbox.tools/ru/)
- [French](https://devbox.tools/fr/)
- [Kazakh](https://devbox.tools/kz/)
- [Chinese](https://devbox.tools/zh/)
- [Portuguese](https://devbox.tools/pt/)
- [Arabic](https://devbox.tools/ar/)
- [Spanish](https://devbox.tools/es/)
- [Korean](https://devbox.tools/ko/)
- [German](https://devbox.tools/de/)
- [Indonesian](https://devbox.tools/id/)
- [Vietnamese](https://devbox.tools/vi/)

## Tools
- [Emoji and Symbols Catalog](https://devbox.tools/catalog/emoji-and-symbols/) — Browse and copy emoji by category
- [Currency Converter](https://devbox.tools/utils/currency-converter/) — Convert amounts between different currencies
- [Timestamp Converter](https://devbox.tools/utils/timestamp-converter/) — Convert timestamps to human-readable dates
- [Decimal-Binary Converter](https://devbox.tools/utils/decimal-binary-converter/) — Convert numbers between decimal and binary
- [Register Converter](https://devbox.tools/utils/register-converter/) — Change text case to upper/lower/capitalized
- [Text to Columns](https://devbox.tools/utils/text-to-columns-converter/) — Split text into columns by delimiter
- [Roman-Arabian Converter](https://devbox.tools/utils/roman-arabian-converter/) — Convert Roman numerals to Arabic and vice versa
- [Sample Size Calculator](https://devbox.tools/utils/sample-size-calculator/) — Estimate sample size for experiments
- [T-Test Calculator](https://devbox.tools/utils/t-test-calculator/) — Compare means between two samples
- [Chi-Square Calculator](https://devbox.tools/utils/chi-square-calculator/) — Perform chi-squared statistical test
- [SRM Calculator](https://devbox.tools/utils/sample-ratio-mismatch-calculator/) — Detect sample ratio mismatches in A/B tests
- [Sequential Sampling Calculator](https://devbox.tools/utils/sequential-sampling-calculator/) — Estimate stopping points for sequential testing
- [Current Time](https://devbox.tools/utils/current-time/) — View your current local time
- [Timezone Difference](https://devbox.tools/utils/timezone-difference-calculator/) — Compare time in two different time zones
- [Date Difference](https://devbox.tools/utils/date-difference-calculator/) — Calculate the time between two dates
- [Pomodoro Timer](https://devbox.tools/utils/pomodoro-timer/) — Stay focused with the Pomodoro technique
- [Bulk URL Opener](https://devbox.tools/utils/bulk-url-opener/) — Open multiple links at once in new tabs
- [Image Compressor](https://devbox.tools/utils/image-compressor/) — Compress images to reduce file size
- [Site Screenshot](https://devbox.tools/utils/site-screenshot/) — Take full-page screenshots of websites
- [URL Decoder](https://devbox.tools/utils/url-decoder/) — Decode URL-encoded strings
- [Base64 Decoder](https://devbox.tools/utils/base64-decoder/) — Decode Base64-encoded content
- [Character Counter](https://devbox.tools/utils/character-counter/) — Count characters and words in text
- [Remove Duplicates](https://devbox.tools/utils/remove-duplicates/) — Remove duplicate lines from text
- [Line Numbering](https://devbox.tools/utils/add-line-numbers-to-text/) — Add line numbers to text blocks
- [HTML Tag Remover](https://devbox.tools/utils/remove-html-tags/) — Strip HTML tags from content
- [Regex Tester](https://devbox.tools/utils/regex-tester/) — Test and debug regular expressions
- [Robots.txt Tester](https://devbox.tools/utils/robots-txt-tester/) — Test and validate your robots.txt rules
- [XML Validator](https://devbox.tools/utils/xml-validator/) — Check XML documents for correctness
- [Email Checker](https://devbox.tools/utils/email-checker/) — Verify if email addresses are valid
- [Redirect Checker](https://devbox.tools/utils/redirect-checker/) — Inspect URL redirect chains (301, 302 etc.)
- [SSL Checker](https://devbox.tools/utils/ssl-checker/) — Check SSL certificate validity
- [Domain Age Checker](https://devbox.tools/utils/domain-age-checker/) — Find out when a domain was registered
- [WHOIS Checker](https://devbox.tools/utils/whois-checker/) — Get registrar and domain registration data
- [GZIP Checker](https://devbox.tools/utils/gzip-checker/) — Check if GZIP compression is enabled
- [Screen Resolution Checker](https://devbox.tools/utils/screen-resolution-checker/) — Check your screen size in pixels
- [User-Agent Checker](https://devbox.tools/utils/user-agent-checker/) — See your browser's user-agent info
- [IP Checker](https://devbox.tools/utils/ip-checker/) — Find out your IP address
- [GeoIP Checker](https://devbox.tools/utils/geoip-checker/) — Find your location by IP address
- [Password Generator](https://devbox.tools/utils/password-generator/) — Generate strong and secure passwords
- [Signature Generator](https://devbox.tools/utils/signature-generator/) — Create a professional-looking email signature
- [UTM Generator](https://devbox.tools/utils/utm-generator/) — Generate UTM tags to track traffic sources
- [Lorem Ipsum Generator](https://devbox.tools/utils/lorem-ipsum-generator/) — Generate placeholder text for layouts
- [QR Generator](https://devbox.tools/utils/qr-generator/) — Generate QR codes for URLs and text
- [Friendly URL Generator](https://devbox.tools/utils/friendly-url-generator/) — Create SEO-friendly URLs from titles
- [Hash Generator](https://devbox.tools/utils/md5-sha1-sha256-hash-generator/) — Generate MD5, SHA-1, SHA-256 hashes
- [Favicon Generator](https://devbox.tools/utils/favicon-generator/) — Create favicons for websites
- [Random Date Generator](https://devbox.tools/utils/random-date-generator/) — Generate random dates in a range
- [Random Number Generator](https://devbox.tools/utils/random-number-generator/) — Generate random numbers in a given range
- [Random List Generator](https://devbox.tools/utils/random-list-generator/) — Shuffle or pick items from a list
- [Random UUID Generator](https://devbox.tools/utils/random-uuid-generator/) — Generate random UUIDs
- [Random IP Generator](https://devbox.tools/utils/random-ip-generator/) — Generate random IP addresses
- [Random MAC Generator](https://devbox.tools/utils/random-mac-generator/) — Generate random MAC addresses
- [Random Color Generator](https://devbox.tools/utils/random-color-generator/) — Generate random colors with hex codes
- [IndexNow API Submission](https://devbox.tools/utils/indexnow-submitter/) — Submit URLs via IndexNow API
- [Sitemap XML URL Extractor](https://devbox.tools/utils/sitemap-url-extractor/) — Extract URLs from an XML sitemap
- [CHMOD Calculator](https://devbox.tools/utils/chmod-calculator/) — Calculate Linux file permissions (CHMOD)
- [Text Comparison Tool](https://devbox.tools/utils/text-compare/) — Compare two text blocks side by side
- [Wheel of Fortune](https://devbox.tools/utils/random-wheel-of-fortune/) — Spin a random wheel to pick a choice

## Blog (by language)
- [English] https://devbox.tools/blog/
- [Russian] https://devbox.tools/ru/blog/

## Optional
About Project:
- https://devbox.tools/about/  
- https://devbox.tools/ru/about/

DevBox Tools Updates (Changelog):
- https://devbox.tools/changelog/
- https://devbox.tools/ru/changelog/

Contact:
- https://devbox.tools/contact-us/  
- https://devbox.tools/ru/contact-us/  
- email: support@devbox.tools  

Privacy Policy:
- https://devbox.tools/privacy-policy/  
- https://devbox.tools/ru/privacy-policy/  

Robots.txt:
- https://devbox.tools/robots.txt  

Sitemaps:  
- https://devbox.tools/sitemap.xml
- https://devbox.tools/sitemap-promo.xml
- https://devbox.tools/sitemap-blog.xml
- https://devbox.tools/sitemap-static.xml
- https://devbox.tools/sitemap-utils.xml
- https://devbox.tools/sitemap-current-time.xml
- https://devbox.tools/sitemap-timezone-difference-calculator.xml
- https://devbox.tools/sitemap-currency-converter.xml
- https://devbox.tools/sitemap-emoji-and-symbols.xml

_Format: markdown-based allowlist for LLM indexing (v0.6)_  
_Last updated: 2025-11-25_