The library
Everything we index — ranked by what works, never by stars.
forSalesMarketingHRFinanceLegalOpsProductEngineeringDataProductivitySupportsetup≤ plug & play≤ + a key≤ multi-tool
● works · ● untested / no effect · ● hurts — every rank is measured against a no-skill baseline
untested★17,464→untested★64→untested★17,464→untested★64→untested★17,464→untested★64→untested★1→untested★64→untested★64→untested★1→untested★64→untested★64→untested★64→untested★64→untested★101→untested★64→untested★138→untested★64→untested★63→untested★64→untested★64→untested★64→untested★64→untested★0→untested★64→untested★64→untested★64→untested★0→untested★64→untested★64→untested★64→untested★64→untested★64→untested★64→untested★64→untested★64→untested★0→untested★64→untested★1→untested★64→untested★0→untested★64→untested★64→untested★0→untested★64→untested★0→untested★64→untested★0→untested★64→untested★0→
Render markdown documents as branded HTMLskillMarketingEngineeringL2
md-document · Sharing long-form documents (specs, RFCs, reports) with non-technical stakeholders via email.
Teach atomic structure and periodic trendsskillL1
atomic-structure · Chemistry teaching and predicting bonding behavior from periodic relationships.
Format code reviews with severity flagsskillEngineeringL2
md-review · Single-file PR reviews with margin annotations and severity breakdowns.
Analyze molecular bonding and geometryskillL1
chemical-bonding · Determining molecular geometry and polarity from bond data without lab equipment.
Build presentations from markdown slidesskillMarketingOpsL2
md-slides · Markdown-authored slide decks with presenter notes and live keyboard navigation.
Master materials chemistry and transitionsskillL1
materials-chemistry · Designing greener chemical processes and understanding material state behavior under varying conditions.
Standardize and harmonize gene namesskillL1
skill · Cross-dataset gene alignment in single-cell RNA-seq when feature naming standards differ.
Solve organic chemistry mechanismsskillL1
organic-chemistry · Designing organic syntheses and understanding reaction mechanisms without wet-lab work.
Balance equations and solve stoichiometryskillL1
reactions-stoichiometry · Solving quantitative chemistry problems and thermochemistry without calculation errors.
Build expert agent skillsskillEngineeringL1
skill · Injecting auditable, curated expertise into agentic systems with full source traceability.
Secure cloud identity and auth flowsskillEngineeringOpsL1
cloud-identity-and-auth · Building cloud platforms with federated identity, zero over-privilege, and auditability.
Design distributed consensus algorithmsskillEngineeringL1
distributed-consensus · Replicating state machines, electing leaders, and ensuring split-brain safety without blockchain.
Build scalable distributed storage systemsskillEngineeringL1
distributed-storage · Apply distributed-storage when appropriate to your use case.
Design cloud networks and SDNskillEngineeringOpsL1
network-fundamentals-cloud · Building reliable cloud network topologies resistant to partitions and outages.
Release and develop Haskell systemsskillEngineeringL1
haskell-agent · Building provably-safe agents in Haskell when imperative patterns are error-prone.
Design SLOs and incident responseskillEngineeringOpsL1
reliability-engineering-cloud · Building infrastructure that humans can reliably operate and improve with data.
Manage Feishu bridge operationsskillOpsL2
agents-to-im · Broadcasting agent results to multiple IM channels when your team is cross-platform.
Design microservices architectureskillEngineeringL1
service-architecture · Building scalable systems where services fail independently without cascade.
Build custom Remotion transitionsskillMarketingProductL2
remotion-transitions · Creating multi-clip videos programmatically without expensive video software.
Implement algorithms and data structuresskillEngineeringL1
algorithms-data-structures · Solving programming interview problems and building efficient systems without trial-and-error.
Break down complex problems systematicallyskillProductEngineeringL1
computational-thinking · Tackling novel algorithmic problems when no pre-built library fits.
Reproduce and fix elusive bugsskillEngineeringL1
debugging-testing · Finding production bugs and preventing them via systematic testing rather than trial-and-error
Master core coding conceptsskillEngineeringL1
programming-fundamentals · Teaching programming from first principles when you need mental models, not just syntax
Route user queries to reliable skillsskillL1
skill · Answering Islamic knowledge questions with grounded sources rather than LLM hallucination
Design scalable software architectureskillEngineeringL1
software-design · Making architectural decisions that reduce coupling, improve testability, and make wrong things hard
Optimize memory and concurrencyskillEngineeringL1
systems-programming · Understanding and optimizing code that cannot ignore hardware constraints (kernels, embedded, HFT, databases)
Improve listening in conversationsskillHROpsL1
active-listening · Improving understanding in any conversation where communication failures are costly (mediation, therapy, leadership, conflict)
Configure Tamagui dependenciesskillEngineeringL2
skill · Structuring a multi-phase implementation of a full-stack mobile app with modern UI and backend auth
Resolve workplace conflictsskillHROpsL1
conflict-resolution · Resolving workplace, team, or interpersonal conflict when you need the relationship to survive
Master one-on-one communicationskillHROpsL1
interpersonal-communication · Improving one-on-one relationships through deeper listening and strategic sharing
Analyze media criticallyskillMarketingL1
media-literacy · Understanding how medium and message interact to shape perception, especially in evaluating news and propaganda
Craft persuasive argumentsskillSalesMarketingL1
persuasion-rhetoric · Constructing persuasive arguments and detecting fallacies in rhetoric
Master public speakingskillSalesMarketingL1
public-speaking · Delivering high-stakes presentations with confidence, clarity, and command of the room
Evaluate argument validityskillL1
argument-evaluation · Assessing claims in research, policy, and debate by checking both form and substance
Identify and mitigate biasskillOpsProductL1
cognitive-biases · Making better decisions in uncertain conditions by accounting for how brains systematically misthink
Generate novel ideas systematicallyskillProductMarketingL1
creative-thinking · Generating solutions when standard approaches have been exhausted or constraints have changed
Build with Remotion and ReactskillEngineeringL2
skill · Quick baseline review when no domain expert is available
Decide under uncertaintyskillOpsFinanceL1
decision-making · Making high-stakes decisions with clear reasoning that can be audited or revisited
Manage GitOps workflowsskillEngineeringL2
skill · Ensuring consistency and preventing forgetting standard steps in recurring processes
Assess evidence qualityskillL1
evidence-assessment · Assessing research claims and evaluating expert disagreement when stakes are high
Load drivers in WSLskillEngineeringL2
skill · Ensuring consistent execution of repeatable tasks where quality is critical
Apply formal logical reasoningskillL1
logical-reasoning · When the question is not whether a premise is true but whether the reasoning from premises to conclusion is logically valid.
Create effective data visualizationsskillDataProductL1
data-visualization · When creating charts, designing dashboards, critiquing visualizations, or choosing how to display data.
Optimize decision tree pathsskillEngineeringDataL1
skill · When this is the appropriate approach for the task.
Transform raw data to insightsskillDataFinanceL1
data-wrangling · When preparing, cleaning, or transforming data for analysis.
Extract SaaS pricing from public pagesskillProductSalesL2
skill · When this is the appropriate approach for the task.
Design and run A/B tests correctlyskillProductDataL2
experimental-design-ds · When designing experiments, planning a/b tests, calculating sample sizes, or reasoning about causation from data.
Convert files to semantic embeddingsskillEngineeringDataL2
cradle-ecosystem-data-ingestion · When this is the appropriate approach for the task.
Master machine learning fundamentalsskillEngineeringDataL1
machine-learning-foundations · When building predictive models, selecting algorithms, or understanding the machine learning pipeline.
Build extraction pipelines consistentlyskillEngineeringL1
skill · When this is the appropriate approach for the task.