ποΈ Pdfpc
pdfpc is a "Presenter Console with multi-monitor support for PDF files." This means you can use it to display slides in the form of PDF pages and it comes with some known excellent features, much like PowerPoint.
ποΈ Pympress
Pympress is a PDF presentation tool designed for dual-screen setups such as presentations and public talks. Highly configurable, fully-featured, and portable
ποΈ Typst Preview in Tinymist
The Tinymist extension for VS Code provides an excellent slide mode, allowing us to preview and present slides.