An Online Glossary of Colloquial Anglo-Indian Words and Phrases, and of Kindred Terms, Etymological, Historical, Geographical and Discursive
In 1886 two Brits published a lexicon of English words of predominantly South Asian Origins. Which is now in the Public Domain.
I have used the data from the Hobson-Jobson to build a look-up engine, which pulls up definitions of words, and a recommendation engine which tries to pull up related concepts that might interest the reader.
I might eventually add a spell-check, but until then...