Encoders

Explore professional developer tools and utilities under Encoders

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Argon2 Password Hash Generator

Generate and verify memory-hard Argon2id cryptographic password hashes instantly in your browser.

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Base64 Font Encoder for @font-face

Encode custom WOFF and TTF font files into embedded Base64 data URIs for self-contained CSS @font-face rules instantly.

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Base64 URL Decoder

Decode URL-safe Base64 strings back into readable plain text strings instantly in your browser.

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Base85 (Ascii85) Encoder / Decoder

Encode and decode binary and text payloads using the Base85 (Ascii85) Adobe format instantly in your browser.

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Current Unix Timestamp Live Monitor

Monitor current Unix Epoch timestamp in real-time with instant copy and multi-format display.

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Ed25519 Key Pair Generator

Generate Ed25519 public and private cryptographic key pairs for modern digital signatures instantly in your browser.

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EXIF GPS Coordinate Converter

Convert EXIF GPS degree, minute, second (DMS) coordinates into standard decimal latitude and longitude coordinates instantly.

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GeoJSON to TopoJSON Converter

Convert GeoJSON spatial polygon and point data into compressed TopoJSON topology format instantly.

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Hex-dump Viewer

Inspect raw text or binary payloads in a professional hexadecimal and ASCII memory dump layout instantly in your browser.

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HTTP Header Analyzer

Parse, inspect, and analyze raw HTTP response and request headers instantly in your browser.

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HTTP Request Method Inspector

Inspect standard HTTP request methods (GET, POST, PUT, DELETE, PATCH, OPTIONS) specifications and characteristics.

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JWT Debugger & Expiration Inspector

Decode JSON Web Tokens (JWT), inspect claims payload, and check expiration status instantly in your browser.

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JWT Algorithm Migration Validator (RS256/HS256)

Validate and test JSON Web Token security configurations during cryptographic algorithm migrations from HS256 to RS256.

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MIME Type Lookup Dictionary

Search and lookup web MIME types, media formats, and file extensions instantly in your browser.

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Morse Code to Audio Player

Convert text into Morse code and play acoustic audio tones directly in your browser using the Web Audio API.

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Password Salt & Pepper Generator

Generate cryptographically secure random cryptographic salts and application-level pepper secrets for password hashing instantly in your browser.

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PBKDF2 Key Derivation Tool

Derive cryptographic keys and password hashes using PBKDF2 with configurable iterations, salt, and HMAC algorithms instantly.

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PGP / GPG Key Fingerprint Formatter

Format, parse, and calculate fingerprint structures for OpenPGP public and private key blocks instantly.

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Pronounceable Password Generator

Generate secure, high-entropy passwords that are easy to pronounce and remember instantly in your browser.

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Punycode (IDN) Domain Encoder / Decoder

Encode internationalized domain names (IDN) with Unicode characters into ASCII Punycode (xn--) format and decode back instantly.

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Quoted-Printable Encoder / Decoder

Encode and decode Quoted-Printable MIME transfer encoding strings instantly in your browser.

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ROT47 Cipher Encoder / Decoder

Encode and decode text payloads using the ROT47 substitution cipher algorithm instantly in your browser.

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RSS & Atom Feed Validator & Parser

Validate XML structure, parse channel items, and inspect RSS or Atom web syndicate feeds instantly.

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SHA-1 Hash Generator

Generate SHA-1 cryptographic hash sums from plain text strings instantly using secure client-side Web Crypto API.

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SHA-512 Hash Generator

Generate robust SHA-512 cryptographic hash sums from plain text strings instantly using secure client-side Web Crypto API.

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SSL Cipher Suite Checker

Inspect and analyze TLS cipher suites security levels, handshake algorithms, and encryption strengths instantly in your browser.

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SVG Path Data Extractor & Manipulator

Extract individual command segments, parse coordinates, and manipulate SVG path data strings instantly.

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TopoJSON to GeoJSON Converter

Decompress and convert TopoJSON topology objects back into standard GeoJSON feature collections instantly.

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TOTP QR Code & Secret Generator

Generate time-based one-time password (TOTP) secrets and authenticator URI payloads instantly in your browser.

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URL Safe Base64 Encoder

Encode plain text strings into URL-safe Base64 format (replacing +/ with -_ and stripping padding) instantly in your browser.

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Zlib / Deflate Decompression Sandbox

Inspect and simulate Zlib / Deflate compression and decompression payloads instantly in your browser.