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System 3 Podcast

System 3 Podcast

Written by: Matt O'Brien - System 3
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 System 3 makes an Obsidian plugin called Relay which uses CRDTs to bring real-time collaboration to Obsidian. In this podcast we answer user questions and talk about the philosophy and decisions behind our product.Matt O'Brien - System 3
Episodes
  • How Relay makes Obsidian multiplayer

    How Relay makes Obsidian multiplayer
    Apr 1 2025

    Matt and Daniel, founders of System 3, discuss how Relay enables real-time collaboration in Obsidian. Learn about the CRDT technology that powers conflict-free editing, privacy considerations, the local-first paradigm, self-hosting options, and their approach to pricing. In the second half, they address common user questions about file sync, future features, and their philosophy on building sustainable software.


    00:00 Introduction to System Three and Relay

    00:18 Understanding Relay's functionality

    02:23 CRDTs and their role in Relay

    11:19 User questions: Privacy concerns

    15:11 Self-hosting and open source aspects

    27:38 File sync and future developments

    30:29 Conflict resolution in file sync

    31:32 Historical context and technical challenges

    32:20 Image file sync and conflict likelihood

    33:05 Obsidian sync and engineering efforts

    35:54 Philosophy of quality software

    37:17 Obsidian's user-centric approach

    40:34 Pricing models and professional use

    48:52 Extensibility and AI integration

    56:29 Login providers and user experience

    59:29 Final thoughts and community feedback


    Learn more at https://system3.md/relay
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