Top 6 Open-Source Alternatives to ComPDFKit PDF SDK

Product categories

API Tools APIs Developer APIs Developer Tools Golang IDE Libraries And Widgets Multimedia Library Office & Productivity PDF Creator PDF Editor PDF Readers And Editors PDF Tools

Summary

The top open-source alternatives to ComPDFKit PDF SDK are Firefox PDF Viewer (PDF.js), MuPDF, and Postman. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Firefox PDF Viewer (PDF.js) Landing Page
1

Firefox PDF Viewer (PDF.js)

PDF Viewer (aka pdf.js) is a new revolutionary extension using web standard technologies that...
Pricing:
- Open Source
#PDF Tools #PDF Readers And Editors #PDF Editor 25 social mentions
MuPDF Landing Page
2

MuPDF

MuPDF is a lightweight PDF and XPS viewer.
Pricing:
- Open Source
#PDF Tools #PDF Readers And Editors #PDF Editor 20 social mentions
Postman Landing Page
3

Postman

The Collaboration Platform for API Development
Pricing:
- Open Source
#APIs #API Tools #Developer Tools 27 social mentions
UniDoc.io Landing Page
4

UniDoc.io

PDF & Office Libraries In Pure Golang.
Pricing:
- Open Source
- Paid
- Free Trial
- $1500.0 / Annually (Individual License)
#Golang IDE #Software Libraries #Multimedia Library 7 social mentions
iTextPDF Landing Page
5

iTextPDF

iText offers flexible tools for PDF creation, editing and inspection.
Pricing:
- Open Source
#Office & Productivity #PDF Tools #Word 4 social mentions
savpdfviewer.com
6

SPD

Sav PDF Viewer

The simplest PDF viewer. Safe (doesn't require permissions), lightweight (just 6,9MB) and modern.
Pricing:
- Open Source
#PDF Tools #PDF Readers And Editors #PDF Editor