Munder Difflin's Architecture: Two Data Planes, One Renderer
A walkthrough of the multi-agent harness architecture: a node-pty terminal plane and a hooks/hive event plane feeding one React + Pixi.js renderer.
Internals
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#Internals
11 posts tagged Internals.
Building a Terminal UI with xterm.js and node-pty
Wire xterm.js to a node-pty backend: stream output, write keystrokes back, handle resize, and keep many live terminals fast with a terminal pool.
Internals
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Building an AI "Office Floor": Avatars, Pathfinding, Envelopes
The game-dev techniques behind a dev tool's office floor: Tiled maps, BFS pathfinding, sprite recoloring, and flying message envelopes in Pixi.js.
Internals
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Claude Code Hooks, Explained (PreToolUse, PostToolUse, Stop)
A practical tour of Claude Code hooks — the PreToolUse, PostToolUse, and Stop lifecycle — and how a Unix-socket hook shim drives a live office floor.
Internals
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Real Terminals in Electron with node-pty
How to run byte-for-byte authentic shells inside Electron with node-pty: the native-rebuild gotcha, the macOS PATH trap, and streaming PTY output over IPC.
Internals
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Rendering Many Live Terminals Without Melting the CPU
xterm.js performance for many live PTYs: a terminal pool, render-only-visible, smart scrollback, and accelerated rendering to stream dozens at once.
Internals
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The Single-Committer Pattern: Multi-Agent Git Without Corruption
Parallel agents corrupt a repo with index.lock races. The single-committer pattern — agents write, one process commits — fixes concurrent git writes.
Internals
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Visualizing AI Agents with Pixi.js: An Office You Can Watch
How we render AI agents as avatars on a Pixi.js office floor — driven by real hook and message events, with seat assignment, pathing, and flying envelopes.
Internals
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An Append-Only Event Log for a Hive of Agents
How an append-only event log makes a multi-agent system debuggable and replayable: what to record, and why one JSON line per event beats a database.
Internals
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Atomic File Mailboxes: How Agents Message Each Other
Can Claude Code agents talk to each other? Yes — the outbox-router-inbox design that lets agents message safely using plain files and atomic renames.
Internals
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Inside the GOD Orchestrator: Routing, Adjudication, Escalation
A deep dive into the Claude Code orchestrator: how a GOD agent reads requests, routes work, adjudicates routine traffic, and escalates the critical few.
Orchestration
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