OGG
AMR amafayela
I-OGG ifomethi yesiqukathi engakwazi ukuphindaphinda ukusakazwa okuhlukile okuhlukile komsindo, ividiyo, umbhalo, nemethadatha. Ingxenye yomsindo ivamise ukusebenzisa i-algorithm yokucindezela ye-Vorbis.
I-AMR (I-Adaptive Multi-Rate) ifomethi yokuminyanisa yomsindo elungiselelwe ukubhalwa kwekhodi yenkulumo. Ivamise ukusetshenziswa kumakhalekhukhwini ukuqoshwa kwezwi nokudlalwa komsindo.