Jurisdiction
Turkey
Turkish open source concentrates on the GİB's electronic invoicing portals: community libraries that automate e-Fatura and e-Arşiv issuance where official tooling is portal-only. Practical, reverse-engineered, and widely used.
What's missing
Building it? SubmitOfficial API stability and anything touching direct taxes — the invoicing clients track undocumented portals, and beyond invoicing there's nothing open.
2 projects tagged Turkey, ranked by community stars.
UncategorizedMaintained
fatura
mlevent/fatura
GİB e-Arşiv Portal e-Fatura, e-SMM, e-Müstahsil Oluşturucu