hoshidicts-sharp

C# (.NET 9.0) port of hoshidicts by Manhhao — a high-performance Yomitan dictionary importer, query engine, and lookup system.

Features

• Import Yomitan dictionary zips blazingly fast into a compact binary format
• Query imported dictionaries by expression or reading
• Lookup with automatic deconjugation and hiragana/katakana conversion
• Frequency & pitch accent support from meta dictionaries

Building

dotnet build -c Release

Publishing

Standard (JIT)

dotnet publish cli/HoshiDictsSharpCli/HoshiDictsSharpCli.csproj -c Release -o publish

NativeAOT

Requires Visual Studio C++ Build Tools (Desktop development with C++ workload).

From a Developer Command Prompt for VS 2022:

dotnet publish cli/HoshiDictsSharpCli/HoshiDictsSharpCli.csproj -c Release -o publish-aot

CLI Usage

# Import a Yomitan dictionary
hoshidicts import "path/to/dictionary.zip"

# Query a term
hoshidicts query "path/to/imported/dict" "読む"

# Full lookup with deconjugation (e.g. 読んでいる → 読む)
hoshidicts lookup "path/to/dict" "読んでいる"

# Deconjugate a word
hoshidicts deconjugate "読んだ"

# Hiragana/katakana preprocessing
hoshidicts preprocess "カタカナ"

# Query frequency data
hoshidicts freq "path/to/freq_dict" "読む" "よむ"

Tests

dotnet test -c Release

Acknowledgements

• Hoshidicts original C++ version | MIT
• Yomitan dictionary format | GPLv3
• K4os.Compression.LZ4 high-performance LZ4 compression library | MIT
• Jiten deconjugator | Apache-2.0