Free open source alternative app list of Oray :

Microsoft Remote Desktop

Use the Microsoft Remote Desktop app to connect to a remote PC or virtual apps and desktops made available by your admin. The app helps you be productive no matter where you are.

FreeWindowsmacOSAndroidiOS

AnyDesk

Discover AnyDesk, the secure & intuitive remote desktop software, and take advantage of the application's innovative features!

FreemiumWindowsmacOSLinuxAndroidiOSRaspberry Pi OS

Others are looking for free open source alternatives of following apps:

AdGuard

AdGuard is a cross-platform ad blocker that filters web content and protects privacy.

Ad Blocker

Ad Blocker is a browser tool that removes intrusive ads and pop-ups from web pages.

Adobe Premiere Pro

Adobe Premiere Pro is a professional video editing software for film, TV, and web.

AI & Machine Learning

Free open-source AI & machine learning tools.

Acorn 7

Acorn 7 is a Mac image editor for editing photos and creating graphics.

AdGuard DNS

AdGuard DNS is a DNS-based service that blocks ads, trackers, and malicious websites.