在 Hacker News 上看到的專案，readbeyond/aeneas：
aeneas is a Python/C library and a set of tools to automagically synchronize audio and text (aka forced alignment).
馬上想到的是... 這根本就是字幕組的福音 XDDD
支援的語言：
Confirmed working on 38 languages: AFR, ARA, BUL, CAT, CYM, CES, DAN, DEU, ELL, ENG, EPO, EST, FAS, FIN, FRA, GLE, GRC, HRV, HUN, ISL, ITA, JPN, LAT, LAV, LIT, NLD, NOR, RON, RUS, POL, POR, SLK, SPA, SRP, SWA, SWE, TUR, UKR
除了 ENG 以外，有 JPN... XD