pdf2htmlEX (https://github.com/coolwanglu/pdf2htmlEX)
Copyright (c) 2012,2013 Lu Wang <coolwanglu@gmail.com> and other contributors

pdf2htmlEX, as a whole package, is licensed under GPLv3 with additional terms (see below).

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TERM OF USE

You are free and welcome to modify pdf2htmlEX.

If you want to use pdf2htmlEX (or your modified version) in your online service,
through which a user can provide one or more files through a computer network, 
and view any part of the result produced by pdf2htmlEX (or your modified version) on 
the file(s) provided by the user, you should credit pdf2htmlEX with a proper link to 
https://github.com/coolwanglu/pdf2htmlEX in the page where the result is presented, 
or the homepage of your service, or a page directly accessible from the homepage of your service.

Any derivate works should also include this term.

For example, you should credit pdf2htlmEX if pdf2htmlEX (or your modified version) 
must be called after a user upload some files and before the user can see the result 
of the files.

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GPLv3

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

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Files in share/ and logo/ are released under relaxed licenses, 
read the respective `LICENSE` file in the folders for details.