Skill Claude CodeCodex
Drives a major-version framework bump as a sequence of small, reversible, CI-gated PRs using official codemods and changelog diffing while keeping the app green. Use when bumping React, Rails, Spring Boot, Angular, or any framework across a major version with breaking API/config changes; do NOT use for language or…
Skill Claude CodeCodex
Selects a defensible freelance niche and writes a positioning statement using the vertical x problem x outcome procedure, then aligns portfolio proof to it. Use when a freelancer or consultant says "I take any work that pays", "how do I niche down", "what should I specialize in", "write my positioning statement", "my…
Skill Claude CodeCodex
Use when a task needs light entertainment content from a live API - "build a quiz/trivia game", "random dog picture", "cat fact", "advice of the day", "random fun fact" - for a demo, bot, party feature, or filler content slot. Open Trivia DB is the quiz default (its session-token mechanics are documented here)…
Skill Claude CodeCodex
Drives a fundraise from signed term sheet to wired money - a closing checklist covering confirmatory diligence with same-day response discipline, the definitive-docs list (stock purchase agreement, charter, investor rights, board consents), closing conditions with owners and dates, re-trade defense, multi-party…
Skill Claude CodeCodex
Runs the audit an investor will run before a founder starts pitching - scoring metrics, story, team, and legal/financial hygiene red/yellow/green and returning a go, fix-first, or wait verdict with the milestones that turn each red gate green. Use when a founder asks "audit my fundraise readiness before I pitch", "run…
Skill Claude CodeCodex
Use when a founder is shaping the team for a raise or hiring against the round. Triggers on "team slide", "what hires do investors want", "how much equity for an early hire", "key hire before fundraising", "is my team fundable", "hiring plan for the round". Connects the team story, the gap-filling hires, and the…
Skill Claude CodeCodex
Builds the five-beat narrative spine - origin, insight, wedge, traction, vision - that answers why now, why you, and why this before any deck exists. Use when a founder says "help me craft my fundraising story", "investors don't get what we do", "what's our narrative for this round", or has metrics and a product but…
Skill Claude CodeCodex
Use when a founder is deciding whether and how to raise. Triggers on "am I pre-seed or seed", "how much should I raise", "what stage am I", "what valuation can I get", "should I raise now or wait", "is my round too big". Sets the round, amount, and valuation envelope that every later step depends on.
Skill Claude CodeCodex
Builds conversion funnels from raw event data with drop-off attribution, segment comparison, and significance testing, and delivers a filled funnel table with a diagnosed bottleneck and next action. Use when someone asks "where are users dropping off", "why did checkout conversion fall this week", "build a…
Skill Claude CodeCodex
Use when a task needs live geographic lookups - "geocode this address", "what's at these coordinates" (reverse geocoding), "lat/lon for this city", "which country/state is this ZIP or postal code in", or "country facts: capital, currency, population, flag". Nominatim (OpenStreetMap) is the geocoding default…
Skill Claude CodeCodex
Analyzes an author's writing samples, builds an explicit quantified voice profile, and produces new content indistinguishable from the author's own hand. Use when someone asks "write this in my voice", "ghostwrite my newsletter", "make this sound like me", "draft the next chapter the way I would write it", or supplies…
Skill Claude CodeCodex
Designs and hardens GitHub Actions CI/CD - pipelines that hit a sub-10-minute PR feedback budget through caching and parallelism, with least-privilege security and safe deploy gates. Use when someone asks "why is my CI so slow", "how do I cache nodemodules properly", "set up a deploy workflow", "is pullrequesttarget…
Skill Claude CodeCodex
Build a sequenced go-to-market plan - beachhead ICP, positioning, one or two channels, and dated milestones - instead of a scattershot launch. Use when someone asks "how do I take this to market", "what's my GTM strategy", "which channel should I start with", "who should I sell to first", or is planning a new product…
Skill Claude CodeCodex
Turns vague intentions into SMART goals with both lagging targets and controllable leading indicators, then keeps them alive with a 10-minute weekly check-in template, an accountability structure (visible goals, public commitments, partner check-ins), and a quarterly reflection that converts the quarter into lessons.…
Skill Claude CodeCodex
Optimizes a Google Business Profile as the storefront of a local service business - primary category selection, service-area setup, weekly photo cadence, Q&A seeding, posts, and NAP consistency - ordered by ranking impact. Use when an owner asks "why don't I show up on Google Maps", "how do I set up my Google Business…
Skill Claude CodeCodex
Use when a task needs official country-level statistics - "GDP / population / life expectancy / inflation / unemployment for country X over time", "compare indicator Y across countries", or EU-official figures ("Eurostat says…"). World Bank Indicators is the default (no key, every country, 1,400+ series back decades)…
Skill Claude CodeCodex
Build or sharpen a gym's core offer into a one-page canvas - Value-Equation score, problem-to-solution stack, scarcity/urgency/bonus amplifiers, and a MAGIC name - so the right prospect feels stupid saying no. Use when an owner says "build my offer", "my offer isn't converting", "what should I include", "make my offer…
Skill Claude CodeCodex
Writes the one-page letter of inquiry that earns a nonprofit an invitation to submit a full proposal, using the need-approach-fit-ask structure, funder-language mirroring, and a specific ask stating amount, duration, and what the money buys. Use when a nonprofit leader says "write a letter of inquiry", "this funder…
Skill Claude CodeCodex
Writes the full foundation grant proposal for a nonprofit - need statement grounded in local data, a logic model with real numbers (inputs to activities to outputs to outcomes), SMART objectives, an evaluation plan sized to organizational capacity, a budget narrative where every line traces to an activity, and a…
Skill Claude CodeCodex
Finds and qualifies foundation funders for a nonprofit by fit-scoring prospects on mission alignment, typical grant size, geographic focus, and past-grantee similarity, reading the funder's 990 for real priorities and median grant size, and sizing the pipeline at 4-5x the annual grant goal. Use when a nonprofit leader…
Skill Claude CodeCodex
Designs GraphQL schemas and resolvers that scale - domain-modeled types, Relay pagination, DataLoader batching to kill N+1, mutation payloads with typed user errors, and depth/complexity limits that stop abusive queries. Use when someone asks "how should I structure this GraphQL type", "my resolvers are hammering the…
Skill Claude CodeCodex
Decomposes active-user or revenue growth into new, retained, resurrected, expansion, contraction, and churned flows, reconciles the identity exactly, and reads the quick ratio to diagnose whether growth is an acquisition, retention, or resurrection problem. Use when someone asks "why did our MAU change", "our top line…
Skill Claude CodeCodex
Builds a driver-based growth model - acquisition, activation, retention, monetization, and a loop factor - that projects users and revenue bottom-up, runs base/upside/downside scenarios, and names the one constraint to work on next. Use when someone asks "build me a growth model", "what should our user projection be"…
Skill Claude CodeCodex
Runs the full Getting Things Done loop - capture, clarify, organize, reflect, engage - building a trusted system of context lists, a projects list with defined next actions, and a weekly review habit. Use when someone says "I'm overwhelmed and things are slipping through the cracks", "set up GTD for me", "help me do a…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: