The Families in British India Society (FIBIS) is an organization which helps members research their British India family history.
They have some online collections for Sri Lanka (formerly Ceylon).
[su_heading size=”18″]Online Collections[/su_heading]
- Ceylon Images
- Monumental Inscriptions from Cemeteries in Ceylon (now Sri Lanka)
Fibis has a Wiki with helpful links for Sri Lanka family history research including digitized historical books about Sri Lanka (Ceylon).