Phuryn
Product strategy tools
Practical tools for PRDs, experiments, analysis, and product decisions.
Featured skills
intended-vs-implemented
The method for finding the gap between what a system is supposed to do and what the code actually does — the class of...
shipping-artifacts
The durable documentation set that makes an AI-built (vibe-coded) app reviewable before shipping.
strategy-red-team
Red-team a PRD, roadmap, or strategy by attacking its load-bearing assumptions before reality does.
ab-test-analysis
Used to analyze A/B test results with statistical significance, sample size validation, confidence intervals, and...
analyze-feature-requests
Used to analyze and prioritize a list of feature requests by theme, strategic alignment, impact, effort, and risk.
ansoff-matrix
Used to generate an Ansoff Matrix analysis mapping growth strategies across market penetration, market development,...
beachhead-segment
Identify the first beachhead market segment for a product launch.
brainstorm-experiments-existing
Used to design experiments to test assumptions for an existing product — prototypes, A/B tests, spikes, and other...
brainstorm-experiments-new
Used to design lean startup experiments (pretotypes) for a new product.
brainstorm-ideas-existing
Brainstorm product ideas for an existing product using multi-perspective ideation from PM, Designer, and Engineer...
brainstorm-ideas-new
Brainstorm feature ideas for a new product in initial discovery from PM, Designer, and Engineer perspectives.
brainstorm-okrs
Brainstorm team-level OKRs aligned with company objectives — qualitative objectives with measurable key results.
Posthog
Product analytics engineering
Skills for analytics, experiments, feature flags, and product operations.
Pytorch
Deep learning development
PyTorch skills for kernels, debugging, documentation, and model infrastructure.
React
Component interface development
Official skills for React maintenance, testing, flags, and verification.