Developer & Data

Encode & Transform

Handle encoding, transformation, and lightweight conversion tasks

This hub keeps one family of developer and data actions together. Start with the most common inspection or transformation step, then use the rest of the tools as the workflow expands.

Task Path

Use this hub for developer-facing encoding, decoding, escaping, checksums, and lightweight format transformation. First decide whether the issue is data representation, transport formatting, or debugging support.

Good For

Handle Base64, URL encoding, HTML entities, Unicode, and string escaping.
Inspect timestamps, checksums, or lightweight config formats.
Use educational ciphers or encoding tools to understand input/output differences.

Suggested Flow

Next Step When the task becomes JSON, CSV, YAML, or XML work, move to JSON and structured data; when it is regex, HTTP, IP, or file-format inspection, move to parsing and validation.

Watch For Basic Auth and classical-cipher tools are for formatting or learning support, not security-design recommendations.

Top Tools

Start with the most common entry points.

Binary Complement Calculator

Visualize sign-magnitude, ones' complement and two's complement for integers with 8/16/32/64-bit widths, dec/bin/hex I/O, step-by-step derivation, color-coded bit grid and boundary presets

Base64 Encode/Decode

Encode and decode text with standard and URL-safe Base64, including UTF-8 and Unicode support.

CRC-8/16/32/64 Checksum Calculator with 24 algorithms, text/hex/file input

XOR / BCC Checksum Calculator

Compute XOR/BCC and Sum8/Sum16-BE/LE checksums with text/hex/Base64 input, configurable init value, byte range, step-by-step trace, verification and batch mode

Common Tasks

Decide which tool to open first.

Encode or decode Base64 and URLs 🔐 Base64 Encode/Decode Convert env, INI, and properties files 🔀 Env / INI / Properties Converter Inspect timestamps and Unicode points ⏰ Timestamp Converter

All Tools

All tools in this hub.

Binary Complement Calculator

Visualize sign-magnitude, ones' complement and two's complement for integers with 8/16/32/64-bit widths, dec/bin/hex I/O, step-by-step derivation, color-coded bit grid and boundary presets

Base64 Encode/Decode

Encode and decode text with standard and URL-safe Base64, including UTF-8 and Unicode support.

CRC-8/16/32/64 Checksum Calculator with 24 algorithms, text/hex/file input

XOR / BCC Checksum Calculator

Compute XOR/BCC and Sum8/Sum16-BE/LE checksums with text/hex/Base64 input, configurable init value, byte range, step-by-step trace, verification and batch mode

LRC Checksum Calculator

Compute ISO 1155 LRC (Longitudinal Redundancy Check) with text/hex/Base64 input, step-by-step trace, verification and batch mode for Modbus ASCII and serial protocol debugging

Base-N Encode / Decode

Convert UTF-8 text, hex, Base32, Base32hex, Base64, and Base64url locally in your browser with strict rules.

Env / INI / Properties Converter

Convert conservative .env, INI, and Java properties text locally in your browser and block unsafe mappings explicitly.

HTML Entity Reference

Search common HTML entities and copy named entities, decimal refs, hex refs, CSS escapes, and JS escapes

Timestamp Converter

Convert between Unix timestamps and dates

Look up code points, encodings & names for any character

Morse Code Translator

Translate between text and Morse code with audio playback, signal visualization, and reference chart

Caesar / Vigenère Cipher

Caesar and Vigenère cipher encrypt/decrypt with brute-force, crib filtering, chi-squared ranking, frequency analysis, IC, Kasiski auto-crack, and Tabula Recta

ROT47 cipher for ASCII printable characters with 0-93 shift, self-inverse detection, brute-force attack, and ASCII frequency analysis

String Escape / Unescape

Escape & unescape strings locally for JSON, JavaScript, Java, HTML, XML, SQL, and CSV

URL Encode/Decode

Percent-encode and decode URL parameters or text with Chinese, emoji, and special character support.

HTTP Basic Auth Encoder

Client-side HTTP Basic Auth encoder and decoder with real-time Base64, Authorization header, curl, and fetch snippets — supports UTF-8 and reverse decoding

Punycode Converter

Client-side Punycode / IDN encoder and decoder with auto-direction, full-URL and email support, per-label breakdown, homograph advisory, and UTS #46 nontransitional processing

Related Hubs

Nearby task clusters.

Parsing & Validation

Handle parsing, matching, and validation tasks

Generators & Ops

Handle generators and lightweight ops tasks

JSON & Structured Data

Handle JSON, CSV, and structured data tasks