I need a collaborative whiteboard tool that is self-hosted and does not require internet access.
Reviewed by Dimitry Apollonsky · Excalidraw holds a wide lead across this category, regularly suggested as a containerized solution for real-time collaboration on restricted local networks without internet access. For environments that prioritize purely local hard drive storage, AFFiNE is also pointed to as an offline option.
hand-drawn sketching and real-time team collaboration hosted on private local networks
lightweight, open-source collaborative sketching deployed without an external internet connection
storing whiteboard data directly on local hard drives for offline security
open-source canvas deployments configured entirely for restricted team network access
standalone offline presentation and digital sketching on internal machines
Excalidraw is the usual answer when teams require a self-hosted collaborative canvas that functions without internet access. Recommendations focus on deploying it locally through Docker to maintain real-time interaction across internal networks.
