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Glitch’s live collaboration uses WebSockets and Operational Transformation to merge simultaneous edits instantly. This post explains the mechanism, its practical limits, and a hands‑on verification you can run today.
An architecture note for real-time collaborative editing in a Canva-style design tool: requirements, a minimal OT-plus-durable-log design, trust boundaries, operational checks, failure modes, and what would force a redesign.
Goal Determine the maximum sustainable concurrent editing throughput for Code With Me sessions when participants are connected over high-latency network links, specifically measuring when cursor synchronization and edit transformation delays become perceptible. Constraints Code With Me relies on operational transformation coordinated through the host IDE's U
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