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Huffman tree

en fr ru

Huffman tree

Build a Huffman code, measure entropy and compression ratio and export the tree as Mermaid and DOT.

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About this tool

Build a Huffman code, measure entropy and compression ratio and export the tree as Mermaid and DOT.

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ASN.1 DER decoder

Decode a DER or BER structure from hex or base64 into a tree of tags, lengths and values.

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IEEE 754 explorer

Decompose a float into sign, exponent and mantissa, with neighbours, ULP and round-trip error.

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Chmod calculator

Convert an octal or symbolic file mode into numeric, symbolic and special-bit forms.

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Diff and patch generator

Produce a unified diff between two texts with configurable context and an optional patch header.

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ООО «Арбрерус» · ИНН 9705159935 · ОГРН 1217700466752 · Registered office: 143960, Moscow Oblast, Reutov, 5a Gagarina St., room 56 · contact@arbrerus.ru

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Version 0.1.0

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APCA contrast calculator Color
Colour blindness simulator Color
Colour contrast checker Color
Color converter Color
Colour mixer Color
Colour name finder Color
Colour shades generator Color
CSS gradient generator Color
OKLCH colour converter Color
Random palette generator Color
Aspect ratio calculator Design
Border radius generator Design
Box shadow generator Design
PX to REM converter Design
Base64 toolbox Data processing
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CSV Data Viewer Data processing
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XML Validator & Formatter Data processing
XML to JSON converter Data processing
YAML to TOML Data processing
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Palindrome checker Text analysis
Binary text translator Text analysis
Text case converter Text analysis
Character frequency counter Text analysis
Find and replace Text analysis
HTML to Markdown Text analysis
Keyword extractor Text analysis
Markdown formatter Text analysis
Markdown linter Text analysis
Markdown to HTML Text analysis
Markdown to plain text Text analysis
Readability score Text analysis
Regex explainer Text analysis
Regex tester Text analysis
ROT13 and Caesar cipher Text analysis
String escape and unescape Text analysis
Subtitle tools Text analysis
Trim lines Text analysis
Sort lines Text analysis
Word counter Text analysis
Unicode inspector Text analysis
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Ed25519 key pair generator Security
Email Address Validator Security
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File Encryptor (AES) Security
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Hash generator Security
HMAC generator Security
JWT Decoder Security
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RSA key pair generator Security
security.txt Generator Security
SQL Injection Detector Security
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Biorhythm Calculator Health
BMR and TDEE Calculator Health
Pregnancy Due Date Calculator Health
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