Grapheme-to-Phoneme Conversion Voice AI Tools

Tools for converting written text (graphemes) into phonetic representations (phonemes) across languages. Includes G2P models, phonemizers, and language-specific phonetic converters. Does NOT include general text-to-speech synthesis, speech recognition, or IPA transcription editors.

There are 29 grapheme-to-phoneme conversion tools tracked. 6 score above 50 (established tier). The highest-rated is thewh1teagle/phonikud at 62/100 with 91 stars.

Get all 29 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=voice-ai&subcategory=grapheme-to-phoneme-conversion&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	thewh1teagle/phonikud Hebrew grapheme to phoneme (G2P)	62	Established	91	Python
2	Wikidepia/g2p-id Indonesian Grapheme-to-Phoneme (IPA notation)	60	Established	43	Python
3	GitYCC/g2pW Chinese Mandarin Grapheme-to-Phoneme Converter. 中文轉注音或拼音 (INTERSPEECH 2022)	56	Established	382	Python
4	stefantaubert/pinyin-to-ipa Command-line interface and Python library to transcribe pinyin to IPA. The...	52	Established	53	Python
5	AdolfVonKleist/Phonetisaurus Phonetisaurus G2P	51	Established	510	Shell
6	pnnbao97/sea-g2p Fast multilingual text-to-phoneme converter for South East Asian languages.	51	Established	64	Rust
7	hans00/phonemize Pure JS fast phonemizer with rule-based G2P prediction	46	Emerging	24	TypeScript
8	thewh1teagle/phonikud-tts phonikud-tts - text to speech in Hebrew	45	Emerging	11	Python
9	holgern/kokorog2p A unified multi-language G2P (Grapheme-to-Phoneme) library for Kokoro TTS.	44	Emerging	3	Python
10	CiscoDevNet/g2p_seq2seq_pytorch Grapheme to phoneme model for PyTorch	42	Emerging	43	Python
11	p1an-lin-jung/teochew-g2p 这是一个潮州话文本端的处理工具和正字标准，主要为潮州方言的语音合成服务	40	Emerging	49	Python
12	bhashini-ai/g2p Grapheme-to-phoneme (G2P) conversion for Tamil / Kannada languages - a...	36	Emerging	12	Java
13	greg-kennedy/p5-NRL-TextToPhoneme Perl implementation of the Naval Research Laboratory text-to-phoneme...	36	Emerging	15	Perl
14	yuyq96/pyshengyun A Python converter for Chinese Pinyin and Shengyun (initials and finals)	34	Emerging	9	Python
15	slp-rl/HebTTS The official implementation of "A Language Modeling Approach to...	34	Emerging	108	Python
16	thewh1teagle/israwave Mission to create a Hebrew TTS model as powerful and user-friendly as WaveNet	32	Emerging	39	Python
17	ye-kyaw-thu/myG2P Myanmar (Burmese) Language Grapheme to Phoneme (myG2P) Conversion Dictionary...	32	Emerging	60	Perl
18	dangvansam/phoneme2grapheme-vietnamese convert phoneme to grapheme vietnames	27	Experimental	6	Python
19	ayutaz/cc-g2pnp Reimplementation of CC-G2PnP: Streaming Conformer-CTC based Japanese...	25	Experimental	8	Python
20	thewh1teagle/heb-piper-tts-gemma-g2p-onnx Text to speech with Hebrew G2P and TTS models based on Piper/Gemma3	24	Experimental	4	Python
21	traderpedroso/xphoneBR XphoneBR is a Brazilian portuguese transformer base grapheme-to-phoneme and...	21	Experimental	12	Python
22	thewh1teagle/gemma3-g2p Transform Gemma3 to G2P task with unsloth	16	Experimental	3	Python
23	themistocleous/IPA_English A text-editor that enables users to transcribe text written in Greek...	12	Experimental	3	Smalltalk
24	AcTePuKc/bg_g2p_builder Tools to generate a standardized Bulgarian IPA lexicon for Text-to-Speech...	11	Experimental	—	Python
25	peresolb/g2p-no Grapheme-to-Phoneme models for Norwegian	11	Experimental	4	Python
26	thewh1teagle/heb-fst Hebrew finite state transcuder	10	Experimental	1	Python
27	thewh1teagle/phonikud-byt5 Hebrew G2P with byt5 model based on Phonikud	10	Experimental	1	Python
28	kyaw-yethu/burmese-G2P Myanmar (Burmese) Language Grapheme to Phoneme Converter	10	Experimental	2	Python
29	QuyAnh2005/Grapheme-To-Phoneme Grapheme to Phoneme	10	Experimental	2	Python

Comparisons in this category

phonikud and phonikud-tts (62 vs 45) g2p-id and g2p (60 vs 36)