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Vietnamese Lunar Calendar

Utilities

User Agent

Get information about an IP address.

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URL Shortener

Shorten a URL.

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QR Code Generator

Generate a QR code.

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QR Code Reader

Read a QR code.

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VietQR Bank Generator

Generate VietQR codes for bank payments in Vietnam.

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Keyboard Test

Test your keyboard.

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Vietnamese Lunar Calendar

Vietnamese Lunar Calendar with detailed information about lunar dates, festivals, and traditional events.

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Wheel of Names

Random name picker with spinning wheel animation. Perfect for raffles, giveaways, and decision making.

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Case Converter

Convert text between different cases (e.g., uppercase, lowercase, camelCase).

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Hex and RGB Converter

Convert a hex color to RGB.

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Timestamp Converter

Convert a timestamp to a date.

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CSV & JSON Converter

Convert CSV data to JSON format.

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XML & JSON Converter

Convert XML data to JSON format and vice versa.

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Markdown & HTML

Convert Markdown to HTML and vice versa.

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M3U8 Downloader

Download M3U8 streams.

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Audio to MP3 Converter

Convert audio files to MP3 format.

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Security

Base64 Encode/Decoder

Encode or decode text using Base64.

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HTML Encode/Decoder

Encode or decode HTML using entities encoding string.

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URL Encode/Decoder

Encode or decode text using URL encoding.

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JWT Debugger

Encode and decode JWT tokens with support for multiple algorithms including HMAC, RSA, ECDSA, and EdDSA

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DES Encryption

Mã hóa và giải mã dữ liệu sử dụng thuật toán DES (Tiêu chuẩn Mã hóa Dữ liệu) với các chế độ ECB hoặc CBC.

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Triple DES Encryption

Mã hóa và giải mã dữ liệu sử dụng thuật toán Triple DES (3DES) với nhiều chế độ (ECB, CBC, CFB, OFB, CTR) và các phương pháp đệm.

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AES Encryption

Mã hóa và giải mã dữ liệu sử dụng thuật toán AES (Tiêu chuẩn Mã hóa Nâng Cao) với AES-128/192/256, nhiều chế độ và các phương pháp đệm.

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RSA Encryption

Mã hóa và giải mã dữ liệu sử dụng thuật toán RSA bất đối xứng với cặp khóa công khai/riêng tư, PKCS1 v1.5 và đệm OAEP.

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Password Generator

Generate a secure password.

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Password Strength Test

Test the strength of a password.

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Bcrypt Generator

Generate Bcrypt Hashes.

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Mã băm Scrypt

Generate and verify Scrypt hashes with customizable N, r, p parameters for secure password hashing.

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Argon2 Generator

Generate and verify Argon2 hashes (Argon2id, Argon2i, Argon2d) with customizable memory, time, and parallelism parameters.

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Htpasswd Generator

Generate and verify htpasswd entries for Apache HTTP Server.

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Hash Generator

Generate a hash using various algorithms.

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UUID Generator

Generate Universally Unique Identifiers (UUID) v1, v4, and v7.

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Gmail Dot Trick Generator

Generate all possible Gmail email variations using the Gmail Dot Trick.

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Webmaster Tools

SSL Check

Check the validity of an SSL certificate.

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Ping

Send requests to test network connectivity.

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Whois Lookup

Perform a Whois lookup to get domain registration details.

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DNS Record Lookup

Check all DNS records for a domain including A, AAAA, MX, TXT, and more.

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IP Lookup

Get information about an IP address.

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Domain to IPs

Convert a domain name to its corresponding IP address.

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Internet Speed Test

Test your internet connection speed, ping, jitter and network performance.

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JSON Crack

Visualize and explore JSON data in an interactive tree format.

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JSON Formatter

Format and beautify your JSON data.

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JSON Viewer

Visual representation of JSON data in a tree-like structure.

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HTML Formatter

Properly indent and format your HTML code.

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JS Formatter

Beautify and format JavaScript code.

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CSS Formatter

Format and beautify CSS stylesheets.

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Text Diff

Compare and visualize differences between two text files or code snippets.

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