#fast

SteveTheKiller/KillerPDF

C#

89

health

Free and open-source PDF editor for Windows. View, annotate, OCR, merge, split, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription. Install or run portable. GPLv3

apache/fory

Java

88

health

A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.

Kraftland/portable

Rust

86

health

Fast, private, modern sandbox designed for desktop Linux