Doulos SIL sī SIL International chhut-ê 1-thò jī-hêng. I ê bo̍k-tek sī thê-kiong pau-koah toā-pō͘-hūn Lô-má-jī kap Cyrillic-jī bûn-jī hē-thóng só͘ su-iàu ê jī-bó. Chit-ê jī-hêng iōng Thong-iōng-bé chò pian-bé. I chi-oān Graphite, OpenType chit 2 thò jī-hêng ki-su̍t. In-chhú ē-sái chèng-khak lâi hián-sī phiat-im hû-hō kap ki-chhó͘ jī-bó ê chó͘-ha̍p.