Skills
100,928 packaged capabilities and playbooks for agents. Install any of them with one command.
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Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy
Intelligent database querying skill. Connects to production databases through an SSH tunnel and supports natural language to SQL, query execution, and table schema exploration. Use this skill when users need to query a database, ask about data, or inspect table schemas.
Word / PDF / PPT document parsing and data analysis engine. Covers full extraction of all three file formats, table digitization, chart understanding, and cross-document aggregated analysis. **Actively use this skill whenever any of the following applies**: (1) the user uploads or specifies a .docx / .doc / .pdf / .pptx / .ppt file and asks to analyze, extract, or count its contents; (2) the user uses trigger words: Word analysis / PDF parsing / PPT extraction / document analysis / report parsing / slide analysis / invoice extraction / contract analysis / document statistics / typos / grammatical errors / font size checks / resume analysis / multi-document comparison; (3) the task involves extracting structured information such as tables, values, charts, formatting (color/highlight/font size), org charts, and timelines from documents. Not for: Excel/CSV data analysis (use sn-da-excel-workflow) or pure image analysis (use sn-da-image-caption).
Identify underspecified areas in the current feature spec by asking up to 5 highly targeted clarification questions and encoding answers back into the spec. Use when this step of the Spec Kit workflow is needed (based on the official GitHub Spec Kit template).
credit_transactions audit trail invariants and daily reconciliation patterns. PROACTIVELY activate for: (1) Designing a credit / balance / entitlement ledger, (2) credit_transactions row shape (delta, balanceAfter, reason, referenceType, referenceId, idempotencyKey), (3) Canonical idempotency key formats (refund:/debit:/stripe_checkout:/stripe_invoice:/stripe_refund:/stripe_signup_bonus:/dispute_hold:/dispute_restore:), (4) Daily reconciliation cron design (snapshot comparison, not full-sum), (5) Alert-only policy (never auto-correct drift), (6) Canonical refund helper pattern (single source of truth across pg-raw and Drizzle call sites), (7) Past_due block + credit balance shared preflight, (8) creditsDeducted boolean return pattern for pre- vs post-deduction error differentiation, (9) Money-safe email description based on resolvedVia flag, (10) Skip-users-without-baseline-snapshot reconciliation logic. Provides: table schema, canonical helper skeleton, reconciliation SQL, email gating pattern.
Push subdirectories in a monorepo to standalone GitHub repositories via git subtree. Supports a registration manifest, automatic change detection, and incremental pushes. This skill should be used after the user commits changes involving registered subprojects, or when manually requested to push to standalone repositories. Do not use it for initially creating a monorepo or managing git submodules.
Comprehensive Syncfusion EJ2 JavaScript Buttons library with 10 components (Button, ButtonGroup, Chips, DropdownButton, FAB, ProgressButton, RadioButton, SpeedDial, SplitButton, Switch). Includes imperative TypeScript/JavaScript APIs, multiple themes (Material 3, Bootstrap 5, Fluent, Tailwind 3, Fabric), WCAG 2.2 accessibility compliance, and complete documentation with examples and common UI patterns.
Implements Syncfusion JavaScript chart controls (Line, Area, Bar, Column, Pie, Polar, Radar, Waterfall, Stock). Use when building interactive data visualizations, dashboards, or real-time charts. Covers series and axes configuration, styling, animations, exporting, and technical indicators. Works with TypeScript (webpack/modules) and JavaScript (CDN/ES5).
Create, modify, and maintain Taskfiles following Task (https://taskfile.dev) best practices. Use when: (1) Creating new tasks or Taskfiles, (2) Modifying existing task definitions, (3) Adding new task includes, (4) Debugging task execution issues, (5) Questions about Taskfile syntax or patterns, (6) Running or understanding "task" commands, (7) Questions about available tasks or task namespaces. Triggers: "taskfile", "Taskfile.yaml", "task command", "task:", "create task", "add task", "task --list", "task tg:", "task inv:", "task wt:", ".taskfiles/", "how to run", "available tasks", "task syntax", "taskfile.dev" This skill covers the repository's specific conventions in .taskfiles/ and the root Taskfile.yaml.
Use this skill to mix Compose finders and Espresso `onView` in the same test — for Android `Dialog` windows, IME (soft keyboard) state, `ComposeView` inside an Android View hierarchy, or focus interactions that cross the Compose/View boundary. Covers `createAndroidComposeRule<A>()` setup, the `EspressoLink` bridge that auto-registers Compose's `IdlingResource` with Espresso, the `onRootWithViewInteraction` API, and why `Espresso.onView(...)` MUST run from the test thread (not from `runOnIdle` / `runOnUiThread`). Use when the developer mentions "Espresso onView and Compose at the same time", "ComposeView inside a View", "soft keyboard test", "Dialog focus", "compose interop test", or shows a test that calls Espresso from inside `runOnIdle` and deadlocks.
Applies professional color and font themes to slides, documents, reports, and HTML pages. Includes 10 pre-set themes (Ocean Depths, Sunset Boulevard, Modern Minimalist, etc.) with hex palettes and font pairings, plus on-the-fly custom theme generation. Use when the user wants to style or re-theme any visual artifact.
Create structured project tickets from user intent. Use when the user wants to create a ticket, formalize a feature request, document a bug or task, or turn a conversation into a structured ticket. Handles project prefix detection, ticket numbering, and context gathering automatically.
Python library for single-particle tracking (SPT) in video microscopy via the Crocker-Grier algorithm. Locate particles (fluorescent spots, colloids, vesicles, cells) per frame, link into trajectories, filter short tracks, and compute MSD for diffusion analysis. 2D/3D with subpixel accuracy; reads TIF stacks, AVI, image series via pims. Use for quantitative SPT and diffusion coefficient extraction from fluorescence or brightfield video.
Use this skill to navigate from one Compose semantics node to its relatives via `onParent`, `onChildren`, `onChild`, `onChildAt`, `onSibling`, `onSiblings`, `onAncestors`, plus the collection helpers `onFirst`, `onLast`, `filter`, `filterToOne`, and the `[index]` operator. Covers when to traverse vs when to add a stable `testTag`, the LazyColumn/LazyRow caveat (only currently composed children appear), the absence of a singular `onAncestor`, and the sticky `useUnmergedTree` flag across navigation. Use when the developer mentions `onChildren`, `onChild`, `onParent`, `onSiblings`, `onAncestors`, `filterToOne`, `onFirst`, `onLast`, brittle child-index chains, or asks how to find the second child of a Row, the parent of a Text, or any sibling of a node. If the developer is dot-chaining navigation through a layout, use this skill.
Format and structurally validate local treatment-plan documentation after clinical decisions have already been supplied and verified by authorized licensed professionals. Use for source traceability, clinician-authored intervention records, goals and checkpoints, shared-decision records, reconciliation handoffs, and release gates—not for clinical decision-making.
"How to build, sign, submit, and simulate transactions in @aptos-labs/ts-sdk. Covers build.simple(), signAndSubmitTransaction(), waitForTransaction(), simulate, sponsored (fee payer), and multi-agent. Triggers on: 'build.simple', 'signAndSubmitTransaction', 'transaction.build', 'waitForTransaction', 'signAsFeePayer', 'SDK transaction', 'sponsored transaction', 'multi-agent transaction'."
"How to integrate wallet connection in React frontends using @aptos-labs/wallet-adapter-react. Covers AptosWalletAdapterProvider setup, useWallet() hook, frontend transaction submission, and wallet connection UI. Triggers on: 'wallet adapter', 'connect wallet', 'useWallet', 'AptosWalletAdapterProvider', 'wallet-adapter-react', 'wallet connection'."
Use this skill for TypeScript typing and compiler configuration in Node, bundler, library, Vue, Nuxt, and other TypeScript projects. Apply it when the task involves tsconfig, module or moduleResolution behavior, compiler flags, emitted types, type errors, project-wide TS modernization, or boundary typing.
UiPath Coded Apps — scaffold, build, run, and deploy Coded Web Apps and Coded Action Apps: React/TypeScript apps that call UiPath Cloud APIs via the `@uipath/uipath-typescript` SDK and ship to Automation Cloud (push/pull to Studio Web, pack, publish, deploy, OAuth-PKCE). Also generates live analytics & governance dashboards from a plain-language request, wired to tenant data via the Insights real-time API, with edit and deploy flows. For RPA→uipath-rpa, Python agents→uipath-agents, Maestro flows→uipath-maestro-flow, solution packaging→uipath-solution, JS/TS function backends (`defineFunction`, `uip function serve`)→uipath-functions.
Use to integrate other apps, SDKs, or coding tools with the unified /v1 interface of XGENT LLM Gateway, migrate legacy calls, or troubleshoot credentials, idempotency, and media-task recovery. Not for developing or releasing the gateway itself, or for general prompt optimization.
Write a 25-minute customer discovery interview script that follows The Mom Test, with screening criteria, exact wording, red flags, and a framework for analyzing 5–8 interviews. Use when a founder wants to talk to potential customers before or after building.
Access USPTO patent data via PatentsView REST API and Google Patents Public Data (BigQuery). Search by inventor, assignee, CPC, or keywords; download metadata and claims; analyze portfolios; track tech trends. For IP landscape analysis, competitor monitoring, prior art search, and tech forecasting in life sciences and biotech.
Use this skill to gate CI on Jetpack Compose stability — catch when a composable becomes unskippable/unrestartable or a parameter goes stable → unstable, before it ships and tanks recomposition. Covers the Compose Stability Analyzer Gradle plugin's `stabilityDump` (write a `.stability` baseline) and `stabilityCheck` (compare current compilation against it, fail on regression) tasks, the `composeStabilityAnalyzer { stabilityValidation { … } }` DSL (`failOnStabilityChange`, `ignoreNonRegressiveChanges`, `ignored*` lists, `allowMissingBaseline`, `stabilityConfigurationFiles`), the `@IgnoreStabilityReport` annotation, committing `app/stability/app.stability` as a team baseline, the deliberate baseline-update workflow, and GitHub Actions wiring (`needs: build`, since the analysis reads compiled output). Use when the user mentions "stabilityCheck", "stabilityDump", "compose stability analyzer", "stability baseline", "@IgnoreStabilityReport", "composeStabilityAnalyzer", or "fail the build on stability changes".
Draft and fill NVCA model documents — stock purchase agreement, certificate of incorporation, investors rights agreement, voting agreement, ROFR, co-sale, indemnification, management rights letter. Series A and venture financing contract templates. Produces signable DOCX files. Use when user says "Series A documents," "NVCA," "stock purchase agreement," "investors rights agreement," "voting agreement," or "venture financing docs." Includes lawyer-reviewed practice guides; see openagreements.org/editors.
Guide for implementing smooth, native-feeling animations using React's View Transition API (`<ViewTransition>` component, `addTransitionType`, and CSS view transition pseudo-elements). Use this skill whenever the user wants to add page transitions, animate route changes, create shared element animations, animate enter/exit of components, animate list reorder, implement directional (forward/back) navigation animations, or integrate view transitions in Next.js. Also use when the user mentions view transitions, `startViewTransition`, `ViewTransition`, transition types, or asks about animating between UI states in React without third-party animation libraries.
New to MCP?
From what the protocol is to installing your first server, these answers cover most first questions.
An open protocol that defines how AI applications connect to external tools and data in a uniform way. Clients talk to the model; MCP servers provide tools, resources and prompt templates. They exchange standard messages, so one server can be reused by many clients.
