Phonetisaurus G2P (with new support for openfst 1.8.4) for NietteTTS, with binary and library for install .deb OpenFST 1.8.4 library and include are of Ubuntu 25.10 repo: https://launchpad.net/ubuntu/+source/openfst
OpenFST and Phonetisaurus with prefix of install in /usr/local/{include,bin/lib}.