We deal with different format of documents on daily basis. In case you are looking for universal web based alternative to open / view any type of document that does not require application install, checkout “View Docs Online”. Just upload any file from the computer or provide URL and view that document file within web browser.
You can view document files in neat web based editor without having to install anything. It supports every type (almost) of document format like Microsoft Office doc, docx, ppt, pptx, pps, xls, xlsx. It also support open office formats (odt, odp, sxw, sxi), PDF formats (PDF, ps) and text formats (txt, rtf). View Docs Online for sure is easiest way to view documents – just open your web browser, upload document and view it all. Here is video explaining all: