The library

Everything we index — ranked by what works, never by stars.

works · untested / no effect · hurts — every rank is measured against a no-skill baseline
untested
Query papers and recommendations from PaperzillaskillEngineeringProductL2
paperzilla · Rapidly synthesizing findings from 5+ papers when manual reading is time-prohibitive.
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Look up genomic regions in UCSC BrowserskillDataEngineeringL2
ucsc-browser · Inspecting genomic regions when you need authoritative annotation without downloading entire genome builds.
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Log learning progress mid-sessionskillProductivityL1
log-session · Reproducible research when you need to replay or audit what happened in a specific session.
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Build reactive backend with ConvexskillEngineeringProductL3
convex · Building collaborative real-time applications when you want managed backend without writing server logic.
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Annotate genetic variants with regulatory dataskillDataEngineeringL3
variant-annotation · Clinical variant interpretation when you need comprehensive functional predictions and disease association.
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Optimize Vite bundle size with code splittingskillEngineeringProductL2
Vite 构建产物体积优化 · Projects with slow first-paint times needing granular bundle analysis
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Analyze pathology slides with machine learningskillDataEngineeringL3
pathml · Computational pathology workflows requiring multiplexed imaging analysis or nucleus segmentation
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Visualize genomic data for publicationsskillDataProductL2
visualization-workflow · Publishing ENCODE or genomic analysis requiring multi-mark visualization
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Rewrite marketing copy that convertsskillMarketingSalesL1
copywriting · Homepage, landing page, or pricing-page rewrites with conversion metrics to track
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Find biological pathways in gene listsskillDataEngineeringL2
pathway-enrichment · Interpreting DE genes, CRISPR hits, or cluster markers into biological pathways
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Optimize LLM API costs and budgetskillEngineeringFinanceL2
cost-aware-llm-pipeline · Batch LLM processing with cost constraints and variable complexity per task
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Work with PDFs - extract, merge, encryptskillOpsLegalL1
pdf · Document processing pipelines needing text extraction or PDF combination
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Enforce modern C++ coding standardsskillEngineeringL1
cpp-coding-standards · New C++ projects or large refactors targeting code safety and maintainability
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Gather book information and metadataskillProductivityL1
book.gather_info · Building reading lists or library metadata with standardized scoring across technical/practical/clarity dimensions
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Write and debug C++ testsskillEngineeringL2
cpp-testing · TDD workflows and regression protection in C++ projects
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Build quantum ML models with PennyLaneskillEngineeringDataL3
pennylane · Hybrid quantum-classical machine learning with automatic differentiation
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Choose animation tech for the webskillProductEngineeringL1
creative-frontend-core · Teams building scalable multi-product UI systems
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Build phylogenetic trees and visualizationsskillDataEngineeringL3
phylogenetics · Comparative genomics and evolutionary hypothesis testing
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Route animation task to right frameworkskillEngineeringProductL1
creative-frontend-orchestrator · Large frontend projects with parallel design and engineering teams
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Perform genomic interval operationsskillDataEngineeringL2
polars-bio · Large-scale genomics workflows with fast aggregation and filtering
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Orchestrate multi-agent systems with CrewAIskillEngineeringProductL3
crewai · Complex knowledge work requiring multi-agent collaboration and tool chains
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Transform data with high-performance PolarsskillDataEngineeringL2
polars · Data transformations faster and more memory-efficient than pandas
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Distribute content across social platformsskillMarketingL2
crosspost · Distributing thought leadership or product updates across channels
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Create PowerPoint research postersskillMarketingL1
pptx-posters · Rapid poster generation for conferences when design-first tools unavailable
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Manage customer billing and subscriptionsskillFinanceL2
customer-billing-ops · SaaS/subscription businesses needing automated, compliant billing
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Create and edit presentationsskillMarketingL1
pptx · Programmatically designing presentations with design system compliance
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Check Solana wallet balancesskillFinanceL2
sol-account-info · Checking Solana account types without full RPC setup
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Query biological data and drug interactionsskillDataL2
primekg · Discovering drug repurposing via knowledge graph queries
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Update ticket descriptionsskillOpsL1
ticket-body · Orchestrating ticket updates with approval workflows
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Build custom Tauri app windowsskillEngineeringL2
customizing-tauri-windows · Building frameless desktop apps with custom chrome
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Classify shipments and optimize tariffsskillOpsL2
customs-trade-compliance · Navigating complex tariff and duty calculations
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Train reinforcement learning models at scaleskillEngineeringL3
pufferlib · Training RL agents at 1M+ steps per second
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Teach and practice languagesskillProductivityL1
language-tutor · Delivering adaptive language learning with feedback
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Build production Flutter applicationsskillEngineeringL2
dart-flutter-patterns · Writing testable null-safe Flutter apps
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Analyze gene expression from RNA-seqskillDataL2
pydeseq2 · RNA-seq differential expression with multi-factor designs
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Build operator monitoring dashboardsskillOpsL2
dashboard-builder · Creating operational dashboards answering real questions
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Process medical imaging filesskillDataL2
pydicom · Processing medical DICOM images without manual parsing
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Implement data quality validationskillDataL2
data-quality-frameworks · Using data-quality-frameworks when it is the specialized tool
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Build healthcare machine learning pipelinesskillDataL3
pyhealth · Using pyhealth when it is the specialized tool
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Debug historical compiler codeskillEngineeringL3
re-bridge · Using re-bridge when it is the specialized tool
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Turn data into executive storiesskillMarketingL1
data-storytelling · Turning data into persuasive visual narratives
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Automate lab equipment workflowsskillEngineeringL3
pylabrobot · Using pylabrobot when it is the specialized tool
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Import reusable plugin assetsskillEngineeringL2
agentic-import · Using agentic-import when it is the specialized tool
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Map codebase structure for agentsskillEngineeringL2
data-structure-protocol · Using data-structure-protocol when it is the specialized tool
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Analyze crystal structures and materialsskillDataL2
pymatgen · Using pymatgen when it is the specialized tool
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Accelerate large data transfersskillEngineeringL3
data-throughput-accelerator · When pipeline throughput is the bottleneck and data correctness must be auditable via hard counts.
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Build Bayesian statistical modelsskillDataL2
pymc · When you need quantified uncertainty in a statistical model and can validate priors beforehand.
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Plan zero-downtime database migrationsskillEngineeringL2
database-migrations · When you must alter production schema without downtime and need to prove rollback works.
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Optimize multi-objective engineering designsskillEngineeringProductL3
pymoo · When you need to explore trade-offs among 2+ conflicting objectives and choose based on domain knowledge.
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Build BlueBubbles messaging pluginsskillEngineeringL3
bluebubbles · When you need to bot/automate iMessage conversations without native Mac integration.
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