iText 7 Core
pdfDebug *Java Only
For 30 days you can try out iText programmable PDF library and see how it will fit your needs, totally Free and you can keep your IP safe under iText's commercial license. After 30 days, your trial will revert to our AGPL open source version, meaning that your iText Core will still work, but you will be legally obligated to disclose your code, or purchase an iText commercial license. Learn more about our licensing options with this short video.