parsing the HTML paragraphs using the jsoup Java HTML parser. Apache PDFBox can be used to convert the Academy HTML pages into PDF documents.
OpenPDF is a Java library for creating and editing PDF files . OpenPDF is the LGPL/MPL open source successor of iText, and is based on some forks of iText 4 svn tag.
sundown 是一个流行的 C 语言 markdonw 解释器,另有许多 bings 示例代码:sundown.c