KillerPDF

Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.

dotnet windows csharp open-source

View on GitHub Website

4k Stars

320 Forks

15 Watchers

C# Language

gpl-3.0 License

100 SrcLog Score

Cost to Build

$4.36M

Market Value

$26.35M

How is this calculated?

Growth over time

10 data points · 2026-04-24 → 2026-10-03

Stars Forks Watchers

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What is the SteveTheKiller/KillerPDF GitHub project? Description: "Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.". Written in C#. Explain what it does, its main use cases, key features, and who would benefit from using it.

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How to clone KillerPDF

Clone via HTTPS

git clone https://github.com/SteveTheKiller/KillerPDF.git

Clone via SSH

[email protected]:SteveTheKiller/KillerPDF.git

Download ZIP

Download main.zip

Found an issue?

Report bugs or request features on the KillerPDF issue tracker:

Open GitHub Issues

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