Although there is only one full-time ESOL professional employed at Oasis, there are now approximately 30 volunteer teachers providing informal language education at Splott Road and online.
Er mai dim ond un gweithiwr ESOL llawn-amser a gyflogir yn Oasis, erbyn hyn mae oddeutu 30 o athrawon gwirfoddol yn darparu addysg iaith anffurfiol ar Heol Sblot ac ar-lein.