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Oct 26, 2026

SreeStack is a software team, written down as agent skills

A breakdown of Sreejith Raman's 55 agent skills: how they're layered, what they lean on, and the ideas worth taking.

My friend Sreejith Raman posted his stack: "This is my stack. There are many like it, but this one is mine." It's SreeStack, 55 agent skills for planning, building, reviewing and shipping code. You link the ones you want into your agent's skills folder. He runs them mostly in T3 Code, often from his phone.

I went through the whole repo. It's not a pile of prompts. It's closer to how a good engineering team works, written down so agents can follow it.

It's built in layers

The host is T3 Code. It provides the model catalog, child tasks, threads, PR notifications, and a shared browser and device panel. SreeStack doesn't re-document any of that. It uses whatever the host offers.

The policy lives in one place. Orchestration keeps a single table of model defaults. Codex (GPT-6.1 Sol) builds, researches and does the first review. Gemini reads YouTube and Grok reads X. Second-opinion reviews go to free DeepSeek and GLM models first, then Gemini. Switching models means editing that one table.

The workflows each own one job. The README maps every task to the skill that owns it. Clarifying a plan goes to grilling. Understanding code goes to how, why or blast-radius. Proving behavior goes to verify. Landing a change goes to merge, then repo-cleanup. Nothing overlaps, and a small change doesn't drag in the whole process.

The principles sit underneath. Engineering-principles has 24 reference files, one per principle: data models, interfaces, migrations, retries, evidence. The workflows link to them instead of repeating them.

What the graph says

Counting which skills call on which, verify comes out on top: 23 other skills lean on it. Engineering-principles follows with 17 and orchestration with 13. The stack is built around proving work, more than producing it.

Ideas worth taking

  1. Reviews are designed for disagreement. Review only reports findings. Review-sweep checks them and fixes the real ones. Review-fix-loop runs rounds with different models and different review lenses, and says so when it couldn't get a second model. Any real fix restarts the review against the original base.
  2. Proof lives in the repo. Verify keeps a verification map in docs/agents/verification, with a recipe per feature, and can model-check a race condition. Showroom then hands you something to try: screenshots, a video, a preview link, a build on your phone.
  3. Mistakes become structure. Correct looks through history for mistakes agents keep repeating, and turns each one into an architecture change or a check that blocks it. No-comments deletes comments that excuse code and fixes the code. Retro reviews the session itself.
  4. Origins are tracked. SOURCES.md records where each skill came from (Matt Pocock, Lauren Tan's pstack, Emil Kowalski, Vercel and others), the version it was taken at, and what he changed. Updates from upstream keep his changes.
  5. Context outlives the session. Handoff writes a note the next session can pick up. Wayfinder turns work too big for one session into decision tickets. Snip-snap parks good ideas that are out of scope, instead of letting the task grow.

Where to start

It's tuned to T3 Code and his model providers, and some skills need tools like the GitHub CLI or 1Password, so it isn't meant to be installed whole. Each skill links in on its own. Grilling, reframe, how, why and blast-radius lean the least on his setup.

The brain below is the whole stack. Each dot is a skill, grouped by what it's for and wired to the skills it calls on. The outer dots are where skills came from, plus the models orchestration hands work to. Click a dot to read what it does and follow its links.

Think

  • grilling · Interrogates a plan until the weak spots show.
  • grill-with-docs · The same grilling, writing the glossary and decisions down as it goes.
  • reframe · Turns a fuzzy ask into a brief: outcome, constraints, finish line.
  • domain-modeling · Keeps the project's words and decisions written down and sharp.
  • wayfinder · Maps work too big for one session into decisions, solved one at a time.
  • to-spec · Turns a conversation into a spec on the issue tracker.
  • to-tickets · Splits a plan into small tickets with their blockers marked.
  • triage · Sorts incoming issues and PRs into briefs an agent can pick up.
  • research · Answers questions from primary sources, with citations.
  • eli5 · Explains anything like you're five.
  • how · Traces how existing code actually runs.
  • why · Digs through history for why the code is the way it is.

Design

  • architect · Sketches the interfaces first, then stays while the build fills them in.
  • arena · Makes several attempts at once and grafts the best parts into one.
  • codebase-design · A shared vocabulary for deep modules and where the seams go.
  • engineering-principles · The house rules: data models, interfaces, migrations, evidence.
  • improve-codebase-architecture · Finds structural improvements and backs them with evidence.
  • blast-radius · Checks what a change could break beyond its diff.
  • correct · Turns mistakes agents keep making into checks that stop them.
  • no-comments · Deletes comments that excuse code, and fixes the code instead.
  • writing-for-agents · How to write skills and instructions agents actually follow.

Build

  • orchestration · Picks a model for each job and coordinates the agents.
  • goal-swarm · Chases a goal to the finish, alone or with a swarm of attempts.
  • tdd · Red, green, refactor.
  • diagnosing-bugs · A loop for hard bugs and slowdowns.
  • prototype · Throwaway prototypes that answer a design question fast.
  • react-best-practices · React and Next.js speed: waterfalls, bundles, re-renders.
  • react-doctor · Scans React code for problems and traces performance.
  • snip-snap · Parks out-of-scope ideas in Snip Snap for later.
  • snipsnap-do-chores · Works through the parked chores.
  • gauntlet-loop · Writes a prompt for a builder-and-critic loop against a real bar.
  • agent-login · Signs agents into apps with approved credentials.

Prove

  • verify · Proves the work: real workflows, evaluation plans, invariants.
  • showroom · Shows the work in a form you can try before handoff.
  • review · An independent review that reports findings and fixes nothing.
  • review-sweep · Checks review and CI findings and fixes the real ones.
  • review-fix-loop · Rounds of independent review and fixes until it's clean.

Ship

  • pr · Writes, opens and tends a pull request.
  • gh-stack · Stacked pull requests on GitHub.
  • merge · Merges a ready PR or stack and tidies up after it.
  • repo-cleanup · Clears out finished worktrees, dev apps and simulators.
  • handoff · A compact note so the next session can pick the work up.
  • retro · A retrospective on a coding session.
  • setup-sreestack · Sets a repo up for this whole way of working.

Interface

  • ui-design · Visual hierarchy, design systems, CSS and accessibility.
  • animate · When to animate and how, on the web and Apple platforms.
  • web-component-inspiration · Finds and weighs UI references for a feature.

Apple

  • swiftui · SwiftUI views, state and navigation.
  • uikit · UIKit controllers, layout and accessibility.
  • app-intents · Opens an app's actions to Siri, Shortcuts and Spotlight.
  • ios-haptics · Designs and tunes haptics, in step with motion and sound.
  • swift-testing-modernization · Moves old XCTest suites to Swift Testing.
  • xcode-security-audit · Hardens an Xcode project's security settings.
  • app-store-connect · Builds, TestFlight, releases and App Review.
  • koubou · Designs App Store screenshots.
  • Matt Pocock · Shaped 20 skills.
  • Lauren Tan · Shaped 15 skills.
  • Emil Kowalski · Shaped 5 skills.
  • Vercel · Shaped one skill.
  • Anthropic · Shaped 2 skills.
  • GitHub · Shaped one skill.
  • React Doctor · Shaped one skill.
  • Rudrank Riyam · Shaped one skill.
  • Koubou · Shaped one skill.
  • RoboNuggets · Shaped one skill.
  • Ponytail · Shaped 2 skills.
  • Cursor · Shaped one skill.
  • good-css · Shaped 2 skills.
  • Refactoring UI · Shaped one skill.
  • OpenClaw · Shaped one skill.
  • transitions.dev · Shaped one skill.
  • xcode27-skills · Shaped 2 skills.
  • David Khourshid · Shaped one skill.
  • GPT-6.1 Sol · Codex. Builds, researches and does the first review.
  • Gemini 4 Argon · Antigravity. Watches YouTube, and reviews second.
  • Grok 4.7 · Reads X.
  • DeepSeek v4.1 Flash · OpenCode. First in line for an alternate review.
  • GLM 5.3 Flash · OpenCode. First in line for an alternate review.
  • Gemini 3.8 Flash · Antigravity. Third in line for review.
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