Wysiwyg markdown whiteboard for note-taking and building team knowledge base.

Explain visually

Digital whiteboard to write notes.

Use Airplay to share iOS video stream from camera

A powerful, privacy-focused interactive whiteboard application designed for educators, presenters, and creative professionals. xsukax Smart Board provides a complete digital teaching and presentation platform that runs entirely in your browser with no server dependencies or data collection.

Offline exam display board for schools. One HTML file, no dependencies, fully private.

A tool that enables drawing on your PC screen using your Android phone.

A free, open-source on-screen annotation overlay for macOS, Windows, and Linux. A project of Open Source Bharat. Made in India · 2026. Lekhini lets you draw, write, highlight, and annotate anywhere on your screen — on top of any application — with a pencil, pen, highlighter, eraser, and a full set of shape tools. Built for teachers, presenters.