Инструменты разработчика
63 утилит для повседневной работы: кодирование, хеши, JSON, JWT, regex, CSS, HTTP и многое другое. Всё работает в браузере.
tools.chekak.store — Открыть на tools.chekak.store
📤Base64 Encode
Encode text to Base64
Кодирование
📥Base64 Decode
Decode Base64 to text
Кодирование
🔗URL Encode
Percent-encode URL
Кодирование
🔓URL Decode
Decode URL-encoded string
Кодирование
🔢Hex Encode
Text to hex (UTF-8)
Кодирование
🔣Hex Decode
Hex to text
Кодирование
🧷HTML Escape
Escape HTML special chars
Кодирование
🔓HTML Unescape
Unescape HTML entities
Кодирование
#️⃣SHA-256
SHA-256 hash (Web Crypto)
Хеши
#️⃣SHA-512
SHA-512 hash
Хеши
⚠SHA-1 (legacy)
Legacy SHA-1 hash
Хеши
⚠MD5
MD5 hash (cryptographically broken)
Хеши
🆔UUID v4
Random UUID (RFC 4122 v4)
Генераторы
🔐Password Generator
Configurable password generator
Генераторы
🎰Random String
Random string from charset
Генераторы
📜Lorem Ipsum
Lorem ipsum placeholder text
Генераторы
📋Markdown Table
Markdown table builder
Генераторы
🌳ASCII Tree
Indentation to ASCII tree
Генераторы
🖼️Placeholder Image
Placeholder image URL builder
Генераторы
✨JSON Format
Pretty-print JSON
JSON
🔻JSON Minify
Strip whitespace from JSON
JSON
✅JSON Validate
Validate JSON syntax
JSON
🔤JSON Sort Keys
Recursive key sort
JSON
🔍JSON Diff
Compare two JSON
JSON
📄JSON to YAML
Convert JSON to YAML
JSON
📃YAML to JSON
Convert YAML to JSON
JSON
📰JSON to XML
Convert JSON to XML
JSON
📑XML to JSON
Parse XML to JSON
JSON
📊JSON to CSV
Array of objects to CSV
JSON
📈CSV to JSON
CSV with header to JSON
JSON
🔓JWT Decode
Decode JWT header + payload
JWT
🔠Case Converter
UPPER / lower / Title / camel / snake
Текст
🔢Word Counter
Words, chars, lines, paragraphs
Текст
🐌Slug Generator
Title to URL-friendly slug
Текст
🔀Text Diff
Compare two texts with highlights
Текст
🔽Sort Lines
Sort lines: alpha / number / length / random
Текст
🧹Remove Duplicates
Strip duplicate lines
Текст
🔄Reverse Text
Reverse chars / words / lines
Текст
🔁Find & Replace
Find/replace with regex support
Текст
🕐Timestamp
Unix time to human date
Дата и время
⏰Cron Parser
Parse cron + next 5 runs
Дата и время
📅Date Formats
All date formats at once (ISO, UTC, Unix)
Дата и время
⏱️Time Diff
Duration between two dates
Дата и время
🌍Timezone Converter
Time across popular timezones
Дата и время
🎨Color Converter
HEX / RGB / HSL
Цвета
⚡Regex Tester
Test regex against text
Регулярки
🧬User-Agent Parser
Browser / OS / device detection
Веб
🪢Query String
Parse ?a=1&b=2 into table
Веб
🔍URL Parser
Full URL breakdown
Веб
🌈Color Palette
Complementary / triadic / analogous / shades
CSS
🎨Gradient Maker
Linear / radial / conic with preview
CSS
🌫️Box Shadow
Box-shadow builder with preview
CSS
⬜Border Radius
Rounded corners with preview
CSS
🔠Text Shadow
Text-shadow builder with preview
CSS
📐Flexbox Playground
Interactive flexbox playground
CSS
🛠️HTTP Request Builder
POST/GET to curl / fetch / axios / python
HTTP
🔄curl to Code
curl command to fetch / axios / python
HTTP
📋HTTP Headers Parser
Parse raw HTTP headers
HTTP
🔏HMAC
HMAC-SHA1/256/384/512 (Web Crypto)
Криптография
🔐AES Encrypt
AES-256-GCM with PBKDF2 key
Криптография
🔓AES Decrypt
Decrypt AES-256-GCM
Криптография
🛡️Bcrypt
Bcrypt password hash + verify
Криптография
🎟️JWT Encode
Sign JWT (HS256/384/512)
Криптография