Launchpad currently recommends translating gtksourceview4 in Ubuntu Jammy.

Template "gtksourceview-4" in Ubuntu Jammy package "gtksourceview4"

Language Status Untranslated Need review Changed Last Edited By
Cherokee 100.00  100.0% untranslated 94 94 0 0
Dakota 100.00  100.0% untranslated 94 94 0 0
Hawaiian 100.00  100.0% untranslated 94 94 0 0
Inuktitut 100.00  100.0% untranslated 94 94 0 0
Lakota 100.00  100.0% untranslated 94 94 0 0
Louisiana French 100.00  100.0% untranslated 94 94 0 0
Ojibwe 100.00  100.0% untranslated 94 94 0 0
Pennsylvania German 100.00  100.0% untranslated 94 94 0 0
Spanish 000.00  100.0% translated 0 0 0 2021-09-20 23:38:04 UTC Daniel Mustieles
Tlingit 100.00  100.0% untranslated 94 94 0 0
Yiddish 100.00  100.0% untranslated 94 94 0 0
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Template "styles" in Ubuntu Jammy package "gtksourceview4"

Language Status Untranslated Need review Changed Last Edited By
Cherokee 100.00  100.0% untranslated 13 13 0 0
Dakota 100.00  100.0% untranslated 13 13 0 0
Hawaiian 100.00  100.0% untranslated 13 13 0 0
Inuktitut 100.00  100.0% untranslated 13 13 0 0
Lakota 100.00  100.0% untranslated 13 13 0 0
Louisiana French 100.00  100.0% untranslated 13 13 0 0
Ojibwe 100.00  100.0% untranslated 13 13 0 0
Pennsylvania German 100.00  100.0% untranslated 13 13 0 0
Spanish 000.00  100.0% translated 0 0 0 2020-03-19 10:58:00 UTC
Tlingit 100.00  100.0% untranslated 13 13 0 0
Yiddish 100.00  100.0% untranslated 13 13 0 0
[ Change your preferred languages... View template & all languages... ]
Key to this table: “Unchanged” means Translated
and “untranslated” means just that, Untranslated

Other versions of gtksourceview4 in Ubuntu