Apps similar to OpenBoard Whiteboard include Notesnook, which is open source with a free version. Other options are Microsoft OneNote, Excalidraw, Xournal++ and LibreOffice - Impress. There's no shortage of Whiteboards like OpenBoard Whiteboard, with more than 100 alternatives for the web, Mac, Windows, iPad and Android.
Offers open-source, end-to-end encrypted notes with device-based privacy, cross-platform support, private vault, secure sync, offline access, markdown editor, exports to multiple formats, automatic backups, organizational tools, and strong encryption.
Pakistan
Comprehensive digital notebook offering organizers, shared notes, multi-device syncing, and optical character recognition, plus cloud-based data management for efficient information handling and accessibility.
United States
Excalidraw is an open-source whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them. Available directly online as a web app and also through CodeSandbox to easily see how the code works, and the app is available for self-hosting.
Czechia
EU
Handwritten note-taking and PDF annotation using pen input and pressure sensitivity, shape drawing, customizable toolbar layouts, image insertion, audio recording, multi-language options, LaTeX integration, and complete export in PDF or PNG formats across all platforms.
Impress is a truly outstanding tool for creating effective multimedia presentations. Does linear or non-linear presentations with the included Presenter Console extension. Your presentations can be enhanced with 2D and 3D clip art, special effects and transition styles...
GermanyEU
A secure collaboration platform for distributed teams offering real-time and asynchronous capabilities, infinite canvas, integrations with major tools like Google Suite, Slack, and Dropbox, and features for enhanced product development and design workflows.
United States
Butterfly is a note-taking app where your ideas come first. You can paint, add texts, and export them easily on every device. This app works on android, windows, linux, and in the web.
GermanyEU
Comprehensive tool for creating dynamic, high-impact presentations featuring advanced graphics, formatting, collaboration, multimedia integration, and seamless sharing within Microsoft Office Suite, with both desktop and online versions available for versatile use across platforms.
United States
Produce visually interactive presentations with zooming navigation, multimedia embedding, templates for various needs, real-time collaboration, analytics, offline editing, and integration with conferencing tools to support adaptable, engaging narrative flow.
HungaryEU
One HTML file is the document, the editor and the player at once. Local-first, AI-native, end-to-end-encrypted live collaboration, works offline forever.
Storyboarder makes it easy to visualize a story as fast you can draw stick figures. Quickly draw to test if a story idea works. Create and show animatics to others. Express your story idea without making a movie.
United States
Cloud-based tool for editing and creating presentations with real-time collaboration, import of various formats, integration of images and videos, easy sharing and publishing to the web, history tracking, multiple template options, and offline editing extension.
United States
