https://github.com/mawicks/PDFiG.git https://pkg.go.dev/github.com/mawicks/PDFiG/pdf Read, write, and modify PDF files using the Go programming language
https://github.com/llgcode/draw2d.git 2D rendering for different output (raster, pdf, svg)
https://github.com/signintech/pdft.git Creating PDF using existing PDF as template for GO (golang).
https://github.com/oneplus1000/gopdfsample.git example of gopdf (https://github.com/signintech/gopdf)
https://github.com/clawsoftware/clawPDF.git clawPDF // PDFCreator 2.3 fork Yet another PDF Printer? Yes! This PDF Printer has the intention to be completely open source. Open Source virtual PDF printer for Windows 7 / 8 / 10 / 2008 / R2 / 2016 / 2019 Print to PDF, PDF/A, PDF/X, PNG, JPEG, TIF and text
https://github.com/CaoMengLong/PrinterMonitorLib.git 这是监控打印机状态的C++ DLL项目，可以方便的查询到当前打印机正在打印的文件状态，可以用于监控文档是否打印成功，打印机是否缺纸，打印机是否异常等状态。
