Side-by-side comparison of AI visibility scores, market position, and capabilities
Open-source hand-drawn collaborative whiteboard with 95,000+ GitHub stars used by Google, Meta, and Notion; Excalidraw+ paid tier competing with Miro and FigJam for developer and technical team diagramming.
Excalidraw is an open-source virtual whiteboard application for creating hand-drawn-aesthetic diagrams, flowcharts, wireframes, and collaborative sketches — built by Excalidraw s.r.o. in Brno, Czech Republic — with end-to-end encrypted real-time collaboration, a free open-source self-hosted option, and a paid Excalidraw+ tier ($7/month) providing cloud workspaces, presentations, voice collaboration, expanded AI diagram generation, and team access management. Trusted by engineering and product teams at Google Cloud, Meta, CodeSandbox, Obsidian, Replit, and Notion, Excalidraw has become the dominant open-source collaborative whiteboarding tool in the developer and technical community.
Microsoft 365 enterprise collaboration hub with 280M monthly active users for messaging, video, and files; integrating Copilot AI competing with Slack and Zoom for enterprise communication.
Microsoft Teams is Microsoft's enterprise collaboration hub within Microsoft 365 — integrating workplace messaging (chat channels and direct messages), video conferencing, file storage (SharePoint and OneDrive integration), and application extensions into a single platform that has become the primary communication tool for over 280 million monthly active users globally. Launched in 2017 as a replacement for Skype for Business, Teams became one of the most significant technology adoption stories in corporate history during COVID-19, growing from 44 million daily active users in March 2020 to 270 million monthly active users by 2023.
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