The library

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

untested
Annotate biological sequencesskillEngineeringL2
bio-annotation · Gene annotation, sequence analysis, or biological data enrichment pipelines
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Facilitate structured group problem-solvingskillProductivityL1
collaborative-problem-solving · Group decision-making, brainstorming, resolving conflicts, or cross-functional ideation
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Build iOS and macOS appsskillEngineeringL2
swift-expert · Swift concurrency, SwiftUI, async/await, actor isolation, or Apple platform development
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Define new data column conventionsskillDataL1
new-column · Schema evolution, adding new data fields, or incremental database schema changes
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Apply design thinking to problemsskillProductL1
design-thinking-ps · Problem framing, user research, prototyping, iterative testing, or ill-structured problem solving
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Manage infrastructure as codeskillEngineeringOpsL3
terraform-engineer · Managing multi-environment infrastructure as code where state consistency, dependency ordering, and secrets isolation are critical.
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Debug Manim animation scenesskillEngineeringL2
manim-skill · Iterating on complex animations by rendering frames and diagnosing visual issues before committing to final video production.
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Solve mathematical problems systematicallyskillL1
mathematical-problem-solving · Solving proof-based and computational math problems where Polya's phases and Schoenfeld's control prevent dead-end grinding.
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Design comprehensive test strategiesskillEngineeringL2
test-master · Designing comprehensive test architectures across unit, integration, E2E, performance, and security when coverage gaps risk production failures.
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Monitor problem-solving progressskillProductivityL1
metacognitive-monitoring · Preventing unproductive grinding by actively checking progress every 2-5 minutes and switching strategies when stalled.
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Challenge ideas with critical reasoningskillProductivityL1
the-fool · Stress-testing decisions via pre-mortems and red teams before committing when a single bad choice carries high cost.
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Manage environment variables securelyskillEngineeringL1
env-handler · Securing API keys and secrets in .env.local while distributing safe templates in .env across the team.
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Comprehend problems systematicallyskillProductivityL1
problem-comprehension · Avoiding misinterpreted problems by systematically identifying knowns, unknowns, constraints, and problem type before solving.
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Build advanced TypeScript type systemsskillEngineeringL2
typescript-pro · Building type-safe APIs where branded types and discriminated unions catch misuse at compile time rather than runtime.
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Match problems to solving strategiesskillL1
strategy-selection · Matching well-understood problems to their natural solving strategy rather than brute-forcing with trial-and-error.
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Build Vue 3 components with vanilla JavaScriptskillEngineeringL2
vue-expert-js · Building Vue 3 Composition API components in JavaScript with JSDoc types when TypeScript setup adds overhead.
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Onboard new team members systematicallyskillHRL2
team-onboarding · Accelerating new developer ramp-up through structured context transfer, pair programming, and guided codebase tours.
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Run Agile and Lean development cyclesskillOpsL2
agile-methods · Running iterative sprints with clear ceremonies, retrospectives, and continuous feedback when coordination overhead matters.
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Build Vue 3 apps with Composition APIskillEngineeringL2
vue-expert · Building Vue 3 Composition API components with strict type safety across composables, routing, and state management.
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Plan and estimate software projectsskillOpsL2
estimation-planning · Breaking large work into estimable pieces and adding contingency buffers when time accuracy drives scheduling.
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Build real-time communication systemsskillEngineeringL3
websocket-engineer · Building real-time bidirectional communication where HTTP polling would waste resources and introduce latency.
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Improve quality and test coverageskillEngineeringL2
quality-assurance · Designing QA workflows that balance automated gate checks with manual exploration when shipping must meet quality bars.
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Develop WordPress themes and pluginsskillEngineeringL3
wordpress-pro · Extending WordPress with custom post types and REST endpoints when off-the-shelf plugins don't fit the domain model.
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Find the actual root causeskillL1
find-bug-root-cause · Isolating elusive bugs using binary search and hypothesis testing rather than random code inspection or blame.
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Run blameless postmortems and retrosskillOpsL2
retrospective-learning · Extracting actionable improvements from past work when structured reflection beats informal debrief discussions.
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Orchestrate autonomous research loopsskillProductL3
autoresearch · Multi-hypothesis research requiring tight iteration between rapid experiments and systematic discovery.
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Identify and manage project risksskillOpsL2
risk-management · Projects where risk blindsides kill delivery; proactive identification beats reactive firefighting.
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Train LLMs with Lightning AIskillEngineeringL3
implementing-llms-litgpt · Production-grade fine-tuning without abstraction layer overhead; ideal for understanding model internals.
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Review code against latest standardsskillEngineeringL2
quality-reviewing · Catching ecosystem mismatches before they reach production; complements automatic hook with external verification.
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Communicate with project stakeholdersskillOpsL2
stakeholder-communication · Projects where stakeholder misalignment kills adoption; communication is connective tissue.
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Build state-space LLM architecturesskillEngineeringL3
mamba-architecture · Long sequences (100K+ tokens), streaming inference, or memory-constrained deployments beating Transformer quadratic scaling.
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Track client deliverables in GitHubskillOpsL2
deliverable-tracking · Client work where explicit tracking + dynamic labels beat unstructured task lists.
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Learn behavioral neuroscience foundationsskillL1
behavioral-neuroscience · Understanding brain constraints on behavior, design decisions informed by neural limits, or psychopharmacology reasoning.
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Implement GPT from scratchskillEngineeringL2
nanogpt · Learning transformer internals, quick prototyping, or experimenting with variants without framework overhead.
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Triage Freshdesk tickets by priorityskillSupportL2
freshdesk-triage · High-volume support queues where manual triage is the bottleneck.
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Understand clinical psychology disordersskillL1
clinical-foundations · Clinical practice where empirical assessment beats intuition for reliability and ethical practice.
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Build RNN-Transformer hybrid modelsskillEngineeringL3
rwkv-architecture · Combining RNN efficiency with Transformer quality when linear-time inference matters.
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Preview Denmark statistics tablesskillDataL1
tables · Organizing structured data where tables provide clarity and queryability.
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Master core cognitive processesskillL1
cognitive-psychology · Understanding decision-making biases, memory constraints, or attention bottlenecks in system design.
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Map child and adult development stagesskillHRL1
developmental-psychology · Designing age-appropriate experiences, understanding delays, or intervening during critical periods.
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Tokenize text 1GB in under 20 secondsskillEngineeringL2
huggingface-tokenizers · Fast, parallel tokenization when model-specific vocabularies and special tokens matter.
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Generate 10-20 fresh ad angles fastskillMarketingL1
angle-generator · Marketing/comms where the same fact told through different angles reaches different segments.
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Design and conduct psychology researchskillDataL1
research-methods-psych · Psychology research where internal/external validity and replicability are non-negotiable.
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Build multilingual tokenizers for CJKskillEngineeringL2
sentencepiece · Multilingual models or custom vocabularies where language-agnostic approach beats language-specific tokenizers.
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Generate images with crypto micropaymentsskillMarketingL2
nano-banana-blockrun · Generating production-ready images without API keys when you control on-chain payments via USDC micropayments, avoiding vendor lock-in.
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Understand influence and group behaviorskillSalesHRL1
social-psychology · Diagnosing why teams conform to poor decisions or explaining how organizational pressure shapes individual behavior beyond rational choice.
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Write incident postmortems that teachskillOpsL1
blameless-postmortem · Converting incidents into organization-wide learning while protecting the psychological safety required for honest incident reporting, especially in distributed systems and on-call rotations.
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Audit ecosystem version alignmentskillEngineeringL1
ecosystem-alignment · Keeping a custom Claude Code setup in sync with upstream platform updates, preventing drift and discovering new capabilities to adopt.
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Find root causes with causal inferenceskillOpsDataL2
rca-causal-inference · Incidents with rich quantitative data where you need defensible, reproducible, mathematical causal claims (not just narrative RCA), especially when distinguishing multiple confounding factors.
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Fine-tune 70B models with <1% parametersskillEngineeringL3
peft-fine-tuning · Fine-tuning large models (70B+) on consumer hardware by training only 0.17% of parameters in a 6MB adapter, enabling cost-effective task-specific customization without full-model training.
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