Library

Claude Code Skills

Reusable AI workflow components, packaged as installable Claude Code Skills for the four functions of bio/pharma R&D: Data (biostatistician, bioinformatician, machine learning engineer), Clinical, Pre-Clinical, and Writer (medical and regulatory writing). Each entry has been evaluated for relevance to late-start technical professionals. Sorted by install count.

Function
Track
Clinical Writer Decompose
Tested

Veronica0206/vera-clinical-indication-researching

/vera-clinical-indication-researching

Systematic clinical indication research producing a structured Word/PDF dossier: MoA landscape, compound landscape, endpoint framework, and study designs. Built by Vera.

claude-code
indication-researchdossiermoa-landscape
Data Clinical Decompose
Tested

Veronica0206/vera-clinical-trial-designing

/vera-clinical-trial-designing

Sample size calculation for clinical trials with binary, continuous, or time-to-event primary endpoints. Single-arm and 1:1 controlled designs. Built by Vera.

claude-code
biostatisticssample-sizeschoenfeld
Data Clinical Decompose
Tested

Veronica0206/vera-master-trial-designing

/vera-master-trial-designing

Designs and simulates basket, umbrella, and platform master protocols. Public-scope baselines: no-borrowing/complete-pooling basket, MAMS umbrella, concurrent-control platform. Built by Vera.

claude-code
master-protocolbasketumbrella
Writer Decompose

rand/cc-polymath

/anti-slop

Comprehensive toolkit for detecting and eliminating AI slop — generic, low-quality AI-generated patterns in natural language, code, and design. Use when reviewing or improving content quality.

65,998 installs claude-code
writingai-detectionquality
Writer Decompose

softaworks/agent-toolkit

/writing-clearly-and-concisely

Use when writing prose humans will read — documentation, commit messages, error messages, explanations, reports, or UI text. Applies Strunk's timeless rules for clearer, stronger, more professional writing.

11,484 installs claude-code
writingprosedocumentation
Decide

softaworks/agent-toolkit

/difficult-workplace-conversations

Structured approach to workplace conflicts, performance discussions, and challenging feedback using preparation-delivery-followup framework. Use when preparing for tough conversations, addressing conflicts, giving critical feedback, or navigating sensitive workplace discussions.

11,230 installs claude-code
communicationfeedbacknegotiation
Decide

softaworks/agent-toolkit

/feedback-mastery

Navigate difficult conversations and deliver constructive feedback using structured frameworks. Covers the Preparation-Delivery-Follow-up model and Situation-Behavior-Impact (SBI) feedback technique. Use when preparing for difficult conversations, giving feedback, or managing conflicts.

10,997 installs claude-code
feedbackcommunicationsoft-skills
Writer Diversify

coreyhaines31/marketingskills

/copywriting

When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages, pricing pages, feature pages, about pages, or product pages. Also use when the user says "write copy for," "improve this copy," "rewrite this page," "marketing copy," "headline help," or "CTA copy." For email copy, see email-sequence. For popup copy, see popup-cro.

2,697 installs claude-code
copywritingmarketingconsulting
Writer Diversify

coreyhaines31/marketingskills

/pricing-strategy

When the user wants help with pricing decisions, packaging, or monetization strategy. Also use when the user mentions 'pricing,' 'pricing tiers,' 'freemium,' 'free trial,' 'packaging,' 'price increase,' 'value metric,' 'Van Westendorp,' 'willingness to pay,' or 'monetization.' This skill covers pricing research, tier structure, and packaging strategy.

1,604 installs claude-code
pricingconsultingsaas
Writer Diversify

coreyhaines31/marketingskills

/social-content

When the user wants help creating, scheduling, or optimizing social media content for LinkedIn, Twitter/X, Instagram, TikTok, Facebook, or other platforms. Also use when the user mentions 'LinkedIn post,' 'Twitter thread,' 'social media,' 'content calendar,' 'social scheduling,' 'engagement,' or 'viral content.' This skill covers content creation, repurposing, and platform-specific strategies.

1,596 installs claude-code
social-medialinkedintwitter
Writer Diversify

coreyhaines31/marketingskills

/launch-strategy

When the user wants to plan a product launch, feature announcement, or release strategy. Also use when the user mentions 'launch,' 'Product Hunt,' 'feature release,' 'announcement,' 'go-to-market,' 'beta launch,' 'early access,' 'waitlist,' or 'product update.' This skill covers phased launches, channel strategy, and ongoing launch momentum.

1,475 installs claude-code
launchgo-to-marketindie-saas
Data Defend

obra/superpowers

/test-driven-development

Use when implementing any feature or bugfix, before writing implementation code

1,379 installs claude-code
tddtestingengineering
Writer Diversify

coreyhaines31/marketingskills

/email-sequence

When the user wants to create or optimize an email sequence, drip campaign, automated email flow, or lifecycle email program. Also use when the user mentions "email sequence," "drip campaign," "nurture sequence," "onboarding emails," "welcome sequence," "re-engagement emails," "email automation," or "lifecycle emails." For in-app onboarding, see onboarding-cro.

1,348 installs claude-code
emailnewsletternurture
Data Defend

obra/superpowers

/systematic-debugging

Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes

1,344 installs claude-code
debuggingengineeringroot-cause
Data Decide

obra/superpowers

/executing-plans

Use when you have a written implementation plan to execute in a separate session with review checkpoints

1,151 installs claude-code
executioncheckpointsdiscipline
Data Decide

obra/superpowers

/writing-plans

Use when you have a spec or requirements for a multi-step task, before touching code

1,142 installs claude-code
planningprocessdiscipline
Data Defend

obra/superpowers

/requesting-code-review

Use when completing tasks, implementing major features, or before merging to verify work meets requirements

1,011 installs claude-code
code-reviewcommunicationprofessional
Data Defend

obra/superpowers

/receiving-code-review

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementation

956 installs claude-code
code-reviewfeedbackcommunication
Data Decompose

yorkeccak/scientific-skills

/arxiv-search

Search arXiv physics, math, and computer science preprints using natural language queries. Powered by Valyu semantic search.

538 installs claude-code
arxivresearchliterature-review
Data Clinical Decompose

yorkeccak/scientific-skills

/literature-search

Comprehensive scientific literature search across PubMed, arXiv, bioRxiv, medRxiv. Natural language queries powered by Valyu semantic search.

522 installs claude-code
literature-reviewresearchpubmed
Clinical Pre-Clinical Decompose

yorkeccak/scientific-skills

/biomedical-search

Complete biomedical information search combining PubMed, preprints, clinical trials, and FDA drug labels. Powered by Valyu semantic search.

520 installs claude-code
biomedicalresearchfda
Pre-Clinical Decompose

yorkeccak/scientific-skills

/chembl-search

Search ChEMBL bioactive molecules database with natural language queries. Find compounds and assay data with Valyu semantic search.

520 installs claude-code
chemistrydrug-discoverybiotech
Clinical Decompose

yorkeccak/scientific-skills

/clinical-trials-search

Search ClinicalTrials.gov with natural language queries. Find clinical trials, enrollment, and outcomes using Valyu semantic search.

520 installs claude-code
clinical-trialsregulatorytrial-design
Clinical Decompose

yorkeccak/scientific-skills

/medrxiv-search

Search medRxiv medical preprints with natural language queries. Powered by Valyu semantic search.

519 installs claude-code
medrxivpreprintsclinical-research
Pre-Clinical Data Decompose

yorkeccak/scientific-skills

/biorxiv-search

Search bioRxiv biology preprints with natural language queries. Semantic search powered by Valyu.

518 installs claude-code
biologypreprintsmolecular-biology
Data Decide

OthmanAdi/planning-with-files

/planning-with-files

Implements Manus-style file-based planning for complex tasks. Creates task_plan.md, findings.md, and progress.md. Use when starting complex multi-step tasks, research projects, or any task requiring >5 tool calls. Now with automatic session recovery after /clear.

486 installs claude-code
planningfilesresearch
Data Defend

skillcreatorai/Ai-Agent-Skills

/code-review

Automated code review for pull requests using specialized review patterns. Analyzes code for quality, security, performance, and best practices. Use when reviewing code changes, PRs, or doing code audits.

306 installs claude-code
code-reviewengineeringquality
Writer Decompose

ComposioHQ/awesome-claude-skills

/content-research-writer

Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.

182 installs claude-code
writingresearchcitations
Diversify

ComposioHQ/awesome-claude-skills

/lead-research-assistant

Identifies high-quality leads for your product or service by analyzing your business, searching for target companies, and providing actionable contact strategies. Perfect for sales, business development, and marketing professionals.

151 installs claude-code
salesconsultinglead-gen
Data Defend

sickn33/antigravity-awesome-skills

/code-review-checklist

Comprehensive checklist for conducting thorough code reviews covering functionality, security, performance, and maintainability

106 installs claude-code
code-reviewengineeringchecklist