Compare/AMUX vs Linear AI Project Planner

AI tool comparison

AMUX vs Linear AI Project Planner

Which one should you ship with? Here is the side-by-side panel verdict, pricing read, reviewer split, and community vote comparison.

A

Developer Tools

AMUX

Run dozens of parallel AI coding agents unattended via tmux

Ship

75%

Panel ship

Community

Paid

Entry

AMUX is an open-source agent multiplexer that lets you run dozens of Claude Code (or other terminal AI coding agents) simultaneously, all managed from a single web dashboard — no complicated setup required. Built by the team at Mixpeek, it requires only Python 3 and tmux, with the entire server delivered as a single ~23,000-line Python file with embedded HTML/CSS/JS. The standout features are a self-healing watchdog that auto-compacts context when it drops below 20% and restarts stuck sessions, a SQLite-backed kanban board where agents atomically claim tasks to prevent duplicate work, and a REST API injected at startup that allows agents to coordinate with each other via simple curl calls. There's even a mobile PWA with offline support via Background Sync so you can monitor your agent army from your phone. In the "agentmaxxing" era, AMUX is the most complete open-source solution for running parallel AI coding agents unattended. Rather than babysitting one agent, you dispatch 5–20 agents to isolated worktrees and check back in as a reviewer. The MIT + Commons Clause license means it's free to self-host.

L

Developer Tools

Linear AI Project Planner

Paste a spec, get issues, estimates, and a dependency graph instantly

Ship

100%

Panel ship

Community

Free

Entry

Linear's AI Project Planner takes a product spec or brief and automatically decomposes it into structured issues with estimates, then generates an interactive dependency graph — all inside your existing Linear workspace. It integrates directly with Linear's data model, meaning generated issues follow your team's existing labels, cycles, and project conventions. This is an AI feature layered into an established project management product rather than a standalone tool.

Decision
AMUX
Linear AI Project Planner
Panel verdict
Ship · 3 ship / 1 skip
Ship · 4 ship / 0 skip
Community
No community votes yet
No community votes yet
Pricing
Open Source (MIT + Commons Clause)
Included in Linear's existing plans: Free (up to 250 issues), Plus $8/seat/mo, Business $16/seat/mo
Best for
Run dozens of parallel AI coding agents unattended via tmux
Paste a spec, get issues, estimates, and a dependency graph instantly
Category
Developer Tools
Developer Tools

Reviewer scorecard

Builder
80/100 · ship

This is exactly what the agentmaxxing workflow needs. Single Python file, no external services, and the kanban board preventing duplicate agent work is genuinely clever engineering. The self-healing watchdog alone saves hours of babysitting stuck sessions.

78/100 · ship

The primitive here is spec-to-issue decomposition with topological dependency ordering — and unlike most AI planning tools, it lands directly into the existing data model instead of exporting a CSV you then have to re-enter by hand. The DX bet is zero-new-surface: if you already use Linear, the generated issues obey your team's labels, assignee rules, and cycle cadence, which is the right call. The moment of truth is whether the dependency graph survives contact with a real spec that has ambiguous ordering — from the demo, it handles straightforward CRUD-style feature trees well but I'd want to see it on a spec with cross-team platform dependencies before I trust it on anything critical. Still, this is genuinely not replicable with three API calls in a Lambda — the tight integration with Linear's graph model is the actual work.

Skeptic
45/100 · skip

MIT + Commons Clause isn't really open source in the traditional sense — you can't build a commercial product on top of it. Also, coordinating 20+ agents that all share Claude Code rate limits means you'll hit API throttling walls faster than you think.

72/100 · ship

The direct competitor is Notion AI with project templates plus every ClickUp AI planning feature, both of which produce floating documents that you then manually translate into actual tracked work — Linear's version skips that translation step and that gap is real. The scenario where this breaks: any team whose projects require cross-workspace dependencies, external stakeholders, or non-Linear tooling in the critical path; the dependency graph becomes a partial fiction the moment half your blockers live in Jira or GitHub Issues. What kills this in 12 months isn't a competitor — it's Linear itself, because this feature becomes table stakes and the question becomes whether the underlying planning quality is good enough to keep users from reverting to manual breakdown after the first embarrassing misestimate.

Futurist
80/100 · ship

We're moving from one developer + one agent to one developer + agent swarm. AMUX is early infrastructure for that paradigm shift. The agent-to-agent coordination REST API hints at genuine multi-agent systems emerging from terminal tooling.

75/100 · ship

The thesis here is falsifiable: by 2028, project planning is not a human-authored artifact but a continuously inferred structure derived from specs, code history, and team velocity — and the team that owns the graph owns the workflow. Linear is riding the trend of AI collapsing the distance between intent and execution, and they are on-time, not early; GitHub Copilot Workspace and Atlassian Intelligence are already staking adjacent claims. The second-order effect that matters isn't faster planning — it's that if the dependency graph is auto-generated and auto-updated, project managers stop being the people who maintain the plan and start being the people who adjudicate AI-generated plans, which is a meaningful power shift inside engineering orgs. The bet only fails if model-generated decompositions turn out to be systematically wrong in ways that erode trust faster than iteration improves them.

Creator
80/100 · ship

The web dashboard with live terminal peeking is surprisingly polished for a side project. Being able to monitor your agent army from a mobile PWA while away from the desk is a genuinely practical touch.

No panel take
PM
No panel take
80/100 · ship

The job-to-be-done is unambiguous: turn a product spec into a tracked, ordered, estimated work breakdown without a two-hour planning meeting — and for teams already in Linear, this does that job in one pass. Onboarding is effectively zero because there's no new product to adopt; the AI surfaces inside the existing create-project flow, which means time-to-value is measured in seconds if you have a spec ready to paste. The opinion baked into this product is that the AI should generate a complete starting state rather than asking clarifying questions, and that's the right call — the worst thing a planning tool can do is add more decisions to a flow meant to reduce them. The gap is estimate calibration: generated estimates are flat defaults unless the AI can learn from your team's historical velocity, and I'd want to see that feedback loop close before calling this complete.

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