Best Claude skills for founders and startups
Startup skills help founders move faster: product reviews in the style of a CEO, fundraising prep, pitch decks, go-to-market plans and launch checklists. Garry Tan's gstack, his own Claude Code setup, is the most famous example.
195 startups skills · ranked live · November 2026
The top 10. Ranked by the Alyn Score.
- 1#1
Garry Tan
Gstack
Garry Tan
Design Review
Designer's eye QA: finds visual inconsistency, spacing issues, hierarchy problems, AI slop patterns, and slow interactions — then fixes them; --build checks UI while you build it. (gstack)
Pack141k47kScore 84 - 2#2
Garry Tan
Gstack
- 3#3
Garry Tan
Gstack
Autoplan
Auto-review pipeline — runs the CEO, design, eng (architecture, edge cases, failure modes, tests) and DX reviews (lean run: one reviewer), auto-deciding. (gstack)
Pack141k47kScore 82 - 4#4
wshobson
Agents
wshobson
Before You Build
Pre-build product and feature risk review for founders, product managers, and AI-assisted builders. Use this skill when the user is about to build a landing page, MVP, SaaS product…
Pack42k2.6MScore 81 - 5#5
phuryn
Startup Canvas
Generate a Startup Canvas combining Product Strategy (9 sections) and Business Model (costs + revenue) for a new product. An alternative to BMC and Lean Canvas that separates strategy from…
Pack28k245kScore 77 - 6#6
Lean Canvas
Generate a Lean Canvas with problem, solution, metrics, cost structure, UVP, unfair advantage, channels, segments, and revenue. Use when exploring a lean startup canvas, testing a business…
Pack28k245kScore 76 - 7#7
Identify Assumptions New
Identify risky assumptions for a new product idea across 8 risk categories including Go-to-Market, Strategy, and Team. Use when evaluating startup risks, assessing a new product concept, or…
Pack28k245kScore 74 - 8#8
tradermonty
Institutional Flow Tracker
Use this skill to track institutional investor ownership changes and portfolio flows using 13F filings data. Analyzes hedge funds, mutual funds, and other institutional holders to identify…
Pack3.7k254kScore 74 - 9#9
alirezarezvani
Claude Skills
- 10#10
ReScienceLab
Opc Skills
ReScienceLab
SEO GEO
SEO & GEO (Generative Engine Optimization) for websites. Analyze keywords, generate schema markup, optimize for AI search engines (ChatGPT, Perplexity, Gemini, Copilot, Claude) and…
Pack1.9k79kScore 70
alirezarezvani What makes a great startups skill.
Opinionated reviews that say no, not only cheerlead.
Real templates (pitch deck, investor update).
Founder-scale scope: fast, cheap, reversible.
All 195 startups skills.
emotixco
Claude Skills Founder
emotixcoemail-sequence
Write a 5-7 email onboarding or re-engagement sequence with subject lines, A/B variants, send timing, and complete copy under 150 words per email. Use when a founder needs lifecycle emails…
ferdinandobons
Startup Skill
ferdinandobonsstartup-competitors
Deep competitive intelligence for any market. Analyzes competitors' products, pricing, customer sentiment, GTM strategy, and growth signals using real web data. Produces battle cards…
ferdinandobons
Startup Skill
ferdinandobonsstartup-design
Design, validate, and plan a startup from scratch. Covers market research, competitive analysis, business model, brand identity, product definition, financial projections, and validation…
ferdinandobons
Startup Skill
ferdinandobonsstartup-pitch
Build investor-ready pitch scripts in multiple formats (10-min, 5-min, 2-min, 1-min elevator, investor email). Produces pitch narratives, Q&A preparation, pitch scoring rubric, and optional…
questflowaia16z-techno-optimist
Use when evaluating startups or tech platforms through an a16z-style lens: technology adoption, market creation, platform power, AI/crypto/software narratives, and bold long-duration tech…
Microckalex-hormozi-pitch
Create irresistible offers and pitches using Alex Hormozi's methodology from $100M Offers. Guides through value equation, guarantee frameworks, pricing psychology, and creating offers "too…
alirezarezvani
Claude Code Skill Factory
alirezarezvaniaws-solution-architect
Expert AWS solution architecture for startups focusing on serverless, scalable, and cost-effective cloud infrastructure with modern DevOps practices and infrastructure-as-code
Neeeophytee
Finding Unknowns Skills
Neeeophyteepitch-packager
Package a finished piece of work (spec, prototype, implementation notes) into a single document that gets reviewers to understanding and approval fast. Use when the user needs buy-in, a…
shawnpang
Startup Founder Skills
shawnpangaccelerator-application
When the user wants to apply to startup accelerators, incubators, or fellowship programs. Also use when the user mentions "YC application", "Techstars", "accelerator", or "apply to…
shawnpang
Startup Founder Skills
shawnpangarchitecture-design
When the user needs to design or evaluate system architecture — service boundaries, data models, API contracts, infrastructure topology, database selection, or dependency analysis. Also…
shawnpang
Startup Founder Skills
shawnpangboard-update
When the user needs to write a monthly or quarterly investor update, prepare a board deck, or communicate company progress to stakeholders.
Garry Tan
Gstack
Garry Tanbrowse
Drive a real browser through Aside: open a page, read it, click through a flow, take screenshots, check console errors. (gstack)
Garry Tan
Gstack
Garry Tancaptain
Run a crew of coding agents from one controller (also /crew): lanes send READY blocks and never merge; the controller merges through trains, keeps the digest, relays approvals, fixes flakes…
Garry Tan
Gstack
Garry Tandesign-html
Design finalization: generates production-quality Pretext-native HTML/CSS. (gstack)
Garry Tan
Gstack
Garry Tangstack
Router for the gstack skill suite. (gstack)
Garry Tan
Gstack
Garry Tangstack-upgrade
Upgrade gstack to the latest version.
Garry Tan
Gstack
Garry Tanmake-pdf
Turn any markdown file into a publication-quality PDF. (gstack)
Garry Tan
Gstack
Garry Tanplan-ceo-review
CEO/founder-mode plan review. (gstack)
Garry Tan
Gstack
Garry Tanqa
Use when you test the site, API or CLI and fix bugs. (gstack)
Garry Tan
Gstack
Garry Tanrunaway-stopper
Find runaway Capy threads and subagents, stop or rotate them safely, and prevent repeats. (gstack)
Garry Tan
Gstack
Garry Tanwrite-skill
Write a new agent skill or improve one without bloat: the edit ladder, levels, drift and size checks, full diets. (gstack)
Garry Tan
Gstack
Garry Tanbenchmark-models
Cross-model benchmark for gstack skills. (gstack)
Garry Tan
Gstack
Garry Tancanary
Post-deploy canary monitoring. (gstack)
Garry Tan
Gstack
Garry Tancareful
Safety guardrails for destructive commands. (gstack)
Garry Tan
Gstack
Garry Tancodex
OpenAI Codex CLI wrapper — three modes. (gstack)
Garry Tan
Gstack
Garry Tancontext-restore
Restore working context saved earlier by /context-save. (gstack)
Garry Tan
Gstack
Garry Tancontext-save
Save working context. (gstack)
Garry Tan
Gstack
Garry Tancso
Security audit: supported static findings; qualified profiles add reproduction and repair candidates. (gstack)
Garry Tan
Gstack
Garry Tandesign-consultation
Design consultation: understands your product, researches the landscape, proposes a complete design system (aesthetic, typography, color, layout, spacing, motion), and generates font+color…
Garry Tan
Gstack
Garry Tandesign-motion
Design motion: animate an approved design into a seamless MP4 and GIF loop. (gstack)
Garry Tan
Gstack
Garry Tandesign-shotgun
Design shotgun: generate multiple AI design variants, open a comparison board, collect structured feedback, and iterate. (gstack)
Garry Tan
Gstack
Garry Tandeslop-shared-libs
Find worthwhile shared-code extractions in recent work. (gstack)
Garry Tan
Gstack
Garry Tandevex-review
Live developer experience audit. (gstack)
Garry Tan
Gstack
Garry Tandiagram
Turn an English description (or mermaid source) into a diagram triplet: the source, an editable .excalidraw file you can open on excalidraw.com, and rendered SVG + PNG. (gstack)
Garry Tan
Gstack
Garry Tandocument-generate
Generate missing documentation from scratch for a feature, module, or entire project. (gstack)
Garry Tan
Gstack
Garry Tandocument-release
Release documentation audit. (gstack)
Startups skills, explained.
Also searched as: startup skills, founder skills claude, gstack garry tan, pitch deck skill.
What are the best Claude skills for founders and startups?
Right now the top-ranked startups skills on Alyn are Design Review (Garry Tan), IOS QA (Garry Tan), Autoplan (Garry Tan). Rankings combine GitHub stars, installs, freshness and depth, and update live.
What is gstack?
Garry Tan's Claude Code setup: a set of opinionated tools that act as CEO, designer, engineering manager, release manager and more.
Are there skills for fundraising?
startup-founder-skills covers fundraising, sales, product and recruiting.
How do I install a startups skill?
Run npx skills add owner/repo in your project, or copy the folder with SKILL.md into ~/.claude/skills. Every skill on this page has a ready-to-copy command.