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Yesterday we got a requirement from our consumer to convert MS office document to Html as like a google feature "View as html" on portal. As always it was very urgent and with high priority task on Jira. At first i have tried to solve it on regular way but found that there is no straight forword way on java to manage the task. A few commercial product has available on the web to solve the task. One of them are Davisor , 1 cpu license is about 2400 euro. Another one is Aspose . Download their trail version and first of all i discover that Aspose has not support convert Pdf to Html. Davisor convert MS office document not very well, nested table couldn't convert to html at all. After a few googling i have found some information to use Open Office Org (ooo) to convert MS office documents to any format including PDF, html e.t.c. Also found a few fragment of code and API documents of OOO and JODConvertor open source to convert MS office documents. With great surprise i found