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© 2026 Curated Agent Skills·Learn more about Agent Skills
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Expert collection · 47 stable skills

Poteto Pstack

Rigorous, opinionated engineering skills that trade output volume for verified, high-quality code.

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How this collection thinks

Pstack encodes the engineering taste Poteto uses to ship at Cursor: go deep before going fast, write less code at higher quality, and prove every claim by running the real artifact. Poteto Mode routes a request to one of twenty-three playbooks and pulls in situational skills as steps fire, while twenty-three short principle skills keep the underlying rules legible. Parallelism is earned rather than assumed, because verification, blast-radius analysis, and root-cause discipline are what make each delegated worker trustworthy.

Install

/add-plugin pstack

Best for

Experienced engineers working in Cursor who want rigorous agents for bug fixes, performance chases, refactors, migrations, and long autonomous runs, and who value deletion, typed boundaries, and evidence over output volume.

Trade-offs

It is Cursor-first and assumes that harness, its plugin marketplace, and multi-model access; other agents depend on community ports that lag upstream. The strong opinions, large playbook surface, and autonomous-run patterns need judgment to apply well, and the collection deliberately omits planning skills because it prefers a specification expressed as code.

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Our reviewed entry points

These are the skills with the clearest standalone value. Each review explains the benefit and the cost.

Lauren “Poteto” Tan
Workflow

Poteto Mode

Poteto Mode is the collection’s routing brain: it matches a request to one of twenty-three playbooks, opens the playbook steps as a todo list, pulls in situational skills as steps fire, and holds a sticky standard of rigor across turns.

SourceRead review
Lauren “Poteto” Tan
Safety

Blast Radius

Blast Radius answers the question agents usually hand-wave: what else could this change break? It traces dependents and callers, then requires the one safety-critical assumption to be proven by running code rather than asserted in prose.

SourceRead review
Lauren “Poteto” Tan
Writing

Unslop

Unslop removes the tells that make agent writing obvious: hedging, throat-clearing, em-dash pileups, formulaic transitions, and empty summary sentences. It is unusually effective at making replies, docs, and pull request descriptions read like a person wrote them.

SourceRead review

Stable inventory

All 47 curated skills

In-progress experiments are excluded from this editorial collection.

Workflow

Poteto Mode

Default entry point for non-trivial work; matches a request to one of twenty-three playbooks and routes to the skills each step needs.

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Understanding

How

Produces a walkthrough of how a subsystem works, grounded in real call paths and data flow.

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Why

Reconstructs why something was built this way by querying source control, issues, docs, chat, observability, and analytics in parallel.

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Recall

Rebuilds recent context on a topic from chat history and the shared record, returning a tight current-state brief.

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Teach

Builds real understanding of a change or subsystem by weaving how and why into one diagram-by-diagram explanation.

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Safety

Blast Radius

Traces what a small-looking change could break and proves the one safety assumption by running code rather than asserting it.

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Architecture

Architect

Settles caller usage, types, and module shape before code crosses a function boundary.

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Orchestration

Arena

Runs parallel attempts at the same task and lets you keep the best parts of each.

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Swarm

Runs parallel workers across independent slices or races and aggregates one report.

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Review

Interrogate

Has several different models try to break a diff, including a strict code-quality lens.

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No Comments

Strips comments before review, runs the Comment Sicko reviewer, and fixes accepted findings.

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Testing

TDD

Writes the failing test first and then the fix when there is a cheap local test path.

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Verification

Show Me Your Work

Keeps a reviewable decision trail in a commit-friendly TSV.

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Create Verification Skill

Generates a project-local verify skill with a feature map for any language or platform.

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Maintain Verification Skill

Re-syncs a drifting verification feature map and opens at most one pull request of proven corrections.

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Planning

Figure It Out

Designs a rigorous, auditable playbook when no bundled playbook fits the task.

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Meta

Reflect

Turns a long task into a concrete skill edit so the next run does not repeat the lesson.

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Automate Me

Drafts a personal mode routing skill from how you have actually worked in recent transcripts.

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Setup

Setup Pstack

Detects available models and writes a rule mapping each role to the model you choose.

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Frontend

Make Bot UI

Builds a page or dashboard whose buttons wake a Grok Bot over a webhook, including sender-key and Tailscale wiring.

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Language

TypeScript Best Practices

Grounds type-system discipline in concrete TypeScript syntax and modeling rules.

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Writing

Unslop

Removes AI writing tells from replies, docs, and pull request text so the result reads like a human wrote it.

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Bro

Restates the last message in plain human language without jargon.

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Technical Writing

Applies a layered documentation standard drawn from Diátaxis, Google developer style, STE, and Global English.

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Principle: Core

Laziness Protocol

Bias toward deletion and the smallest change that solves the problem.

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Foundational Thinking

Get core types and data structures right before writing logic so downstream code becomes obvious.

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Redesign From First Principles

Redesign as if the requirement had always been a foundational assumption instead of bolting it on.

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Attack the Premise

When repeated fixes share a failing premise, take a census of the imbalance and question the premise instead.

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Subtract Before You Add

Remove dead weight, redundant validators, and stub references before building on a simpler base.

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Minimize Reader Load

Collapse layers and hidden state so a reader reaches the answer with the least effort.

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Outcome-Oriented Execution

Converge on the target architecture during migrations instead of preserving throwaway compatibility states.

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Experience First

Choose user delight over implementation convenience and ship fewer polished features.

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Exhaust the Design Space

Build two or three competing prototypes and compare them side by side before committing.

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Build the Lever

Build the codemod, script, generator, or skill that does the work instead of working by hand.

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Principle: Architecture

Model the Domain

Encode the domain in a structure instead of scattered conditionals.

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Boundary Discipline

Concentrate guards at system boundaries and keep business logic in pure functions.

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Type-System Discipline

Make illegal states unrepresentable, brand semantic primitives, and parse external data at boundaries.

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Make Operations Idempotent

Converge to the same end state regardless of partial prior runs.

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Migrate Callers, Then Delete

Migrate callers and delete the old API in the same wave rather than preserving compatibility layers.

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Separate Before Serializing

Eliminate sharing first and serialize only when a single shared writer is a real invariant.

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Principle: Verification

Prove It Works

Verify against the real artifact rather than a proxy, a self-report, or a successful compile.

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Fix Root Causes

Reproduce first and ask why until you reach the root cause instead of adding guards that silence the symptom.

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Sequence Verifiable Units

Break multi-step work into small units that each end in a verifiable state before the next begins.

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Test Behavior, Not Implementation

Call code the way its users do and assert observed results against literal expected values.

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Principle: Delegation

Guard the Context Window

Route bulk to subagents and keep summaries, not raw payloads, in the main thread.

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Never Block on the Human

Proceed and let the human course-correct, reserving confirmation for irreversible actions.

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Principle: Meta

Encode Lessons in Structure

Encode a lesson as a lint, metadata flag, runtime check, or script instead of more prose.

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