Book workflow
Translate an ebook
Prepare, translate, review, and rebuild EPUB and Markdown books.
Start with booktxOpen source tools for books and speech
Small tools. Complete book workflows.
Open-source building blocks for turning books and text into structured content, translations, speech, and audio.
One modular ecosystem
Start with a complete workflow, or combine focused building blocks in your own pipeline.
- Book processing and translation
- Text preparation and pronunciation
- Speech synthesis and audio
Choose an outcome
What are you trying to do?
Speech application
Read text aloud
Stream text through configurable speech engines directly from the terminal.
Start with readioAudiobook workflow
Create an audiobook
Turn books and long-form text into an automated speech workflow.
Start with ttsforgeDeveloper workflow
Build a speech pipeline
Combine segmentation, normalization, pronunciation, synthesis, and audio components.
Explore speech componentsComposable building blocks
From source to speech and beyond
Conceptual stages show where tools fit; they are not a claim that every tool is a direct dependency of the next.
Source
Start with a book or text.
Structure
Extract and segment useful content.
Normalize
Prepare text and speech markup.
ssmd
A lightweight alternative syntax for SSML (Speech Synthesis Markdown).
utterplan
Engine-independent text-to-speech planning compiler and interchange format.
abbr2words
Multilingual, context-aware abbreviation expansion for text normalization and speech.
spokenform
Written-to-spoken text normalizer for speech applications.
lexhint
Compact lexical and dictionary-derived context hints for text normalization.
Pronounce
Resolve words into pronunciation.
g2lex
Compile pronunciation dictionaries into deterministic, mmap-friendly binary lexicons.
lexphon
Lexicon-driven phonemizer and CLI built on G2Lex.
kokorog2p
A unified multi-language G2P library for Kokoro TTS.
piperg2p
Independent Piper-compatible text/phoneme/id frontend for Piper ONNX voice configs.
phonodist
Language-aware, explainable distance metrics for IPA pronunciations.
espeakng-runtime
Small Python runtime adapter for eSpeak NG phonemization.
Synthesize
Turn prepared text into speech.
Output
Listen, publish, or build a new book.
text2epub
Build EPUB ebooks from Markdown and text sources.
booktx
Profile-first translation toolchain for ebooks.
ttsforge
A Python-based TTS automation framework with multi-engine support.
audiosig
Portable, dependency-light audio signal processing for NumPy arrays.
readio
Read text aloud in the terminal with streaming TTS and an Agent Skill for LLM invocation.
Explore the ecosystem
The building blocks
Books
Text
- phrasplit Segmentation Split text into sentences, clauses, or paragraphs.
- ssmd Speech markup A lightweight alternative syntax for SSML (Speech Synthesis Markdown).
- abbr2words Normalization Multilingual, context-aware abbreviation expansion for text normalization and speech.
- spokenform Normalization Written-to-spoken text normalizer for speech applications.
- lexhint Normalization Compact lexical and dictionary-derived context hints for text normalization.
Pronunciation
- g2lex Lexicon Compile pronunciation dictionaries into deterministic, mmap-friendly binary lexicons.
- lexphon Phonemization Lexicon-driven phonemizer and CLI built on G2Lex.
- kokorog2p G2p A unified multi-language G2P library for Kokoro TTS.
- piperg2p G2p Independent Piper-compatible text/phoneme/id frontend for Piper ONNX voice configs.
- phonodist Pronunciation analysis Language-aware, explainable distance metrics for IPA pronunciations.
- espeakng-runtime Phonemization runtime Small Python runtime adapter for eSpeak NG phonemization.
Speech
- pykokoro Synthesis A Python library for Kokoro TTS using ONNX runtime.
- utterplan Speech planning Engine-independent text-to-speech planning compiler and interchange format.
- ttsforge Audiobook A Python-based TTS automation framework with multi-engine support.
- readio Playback Read text aloud in the terminal with streaming TTS and an Agent Skill for LLM invocation.
Audio
Infrastructure
Use a complete workflow or combine components for your own pipeline.
Browse all tools