hyperskills

Builds LLM apps: prompts, tool-using agents, RAG context and evals; not vector-index tuning. Use when code calls the OpenAI, Anthropic or Gemini SDK, a RAG bot answers from the wrong source, structure

62 skills

Every HyperSkills skill

62 skills

Develops native Android apps with Kotlin, Jetpack Compose and Gradle. Use when editing build.gradle.kts, libs.versions.toml, AndroidManifest.xml or Compose screens, chasing recomposition, janky LazyCo

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Designs HTTP REST API contracts: resources, status codes, pagination, errors and OpenAPI. Use when shaping a new API surface, turning verb-style endpoints into resources, choosing pagination or versio

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Develops Apple platform apps in Swift with SwiftUI and UIKit for iOS and macOS. Use when editing Swift or Xcode project files for iOS, macOS, watchOS or visionOS, when a build fails on Swift 6 concurr

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Builds Astro sites with islands, content collections, actions and server rendering. Use when editing .astro files, astro.config.mjs or src/content.config.ts, choosing client:* or server:defer, upgradi

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Designs and operates AWS architecture, IAM, Lambda, CloudFormation and CDK stacks, and costs. Use when reviewing an IAM or trust policy, a SAM or CloudFormation template or CDK app, diagnosing AccessD

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Manages Azure architecture, Bicep deployments, identity and cloud services; not Terraform or HCL. Use when reading or writing .bicep, .bicepparam or azure.yaml, an az deployment or azd up fails, a rol

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Builds Chrome browser extensions with Manifest V3, service workers and content scripts. Use when editing manifest.json, wxt.config.ts, a service worker or content script, when a chrome.* call or messa

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Builds on Cloudflare Workers, Durable Objects, KV, R2, D1, Queues and the Wrangler CLI. Use when writing or reviewing Worker code, wrangler.jsonc or wrangler.toml, or Durable Object classes, a deploy

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Reviews code changes, pull-request diffs and branches, and evaluates review feedback received. Use when asked to review a PR, diff, commit range or branch, to respond to or push back on review comment

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Builds Docker images and writes Compose files, Kubernetes manifests, Helm charts and Kustomize. Use when writing or reviewing a Dockerfile, compose.yaml, Kubernetes manifest, Helm chart or devcontaine

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Guides C++17/20/23 code: ownership and lifetimes, concurrency, CMake targets and ABI. Use when writing or reviewing .cpp/.hpp or CMakeLists.txt, chasing a dangling string_view or span, a coroutine or

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Guides C# and .NET apps: ASP.NET Core, Blazor, .NET MAUI, EF Core, MSBuild and NuGet. Use when writing, building, testing or upgrading .cs, .csproj, .razor, Directory.Build.props or .targets files, a

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Analyzes tabular data from CSV, Parquet or dataframes with pandas, Polars and DuckDB. Use when totals do not reconcile, a join duplicates rows, comparing groups or trends, a metric's grain or denomina

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Diagnoses and fixes software bugs, test failures, regressions, flaky tests and slowdowns. Use when something throws, crashes, returns wrong output, fails a test or build, is flaky or newly slow, the u

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Designs and tunes Elasticsearch mappings, analyzers, Query DSL, ES|QL, relevance and indexes. Use when designing or reviewing a mapping or index template, a term query returns nothing, an aggregation

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Guides Python FastAPI services with Pydantic v2, dependency injection and async handlers. Use when writing, reviewing or upgrading FastAPI routes, dependencies or response models, an endpoint stalls u

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Develops cross-platform Flutter apps and Dart packages with widgets and state management. Use when editing .dart files or pubspec.yaml, choosing Riverpod, Bloc or go_router, fixing RenderFlex overflow

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Designs and audits web interfaces for visual quality, usability and accessibility. Use when picking a palette, type scale or spacing, when a UI looks generic or AI-generated, when reviewing UI code fo

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Manages Google Cloud architecture, IAM, gcloud, Cloud Run, GKE clusters and managed services. Use when writing or reviewing gcloud commands, auditing project IAM or service accounts, setting up Worklo

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Integrates AI image, video, speech, music generation and speech-to-text model APIs. Use when calling an image generation or editing API, text-to-speech, Whisper-style transcription, an async video gen

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Manages GitHub pull requests, issues, Actions workflows, releases and repository settings. Use when the task touches .github/workflows, a failing or slow CI run, gh pr, gh issue, gh run or gh api, rep

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Manages local Git branches, worktrees, commits, merges, conflicts and history recovery. Use when a push is rejected, conflict markers or unmerged paths appear, a rebase or force-push is being consider

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Guides Go development: idioms, goroutines, modules, go test and pprof profiling. Use when writing, reviewing or modernising .go code or go.mod, a goroutine leaks, a data race or flaky test appears, co

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Guides Godot 4 game development in GDScript: scenes, nodes, signals and export builds. Use when editing .gd scripts or Godot C# bindings, .tscn, .tres, project.godot or export_presets.cfg, running god

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Designs GraphQL schemas, operations, resolvers, federation and query cost controls. Use when editing .graphql SDL or resolvers, a query returns null data or fires hundreds of database calls, writing q

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Develops HarmonyOS NEXT apps with ArkTS, ArkUI and DevEco tooling. Use when editing .ets, module.json5, build-profile.json5 or oh-package.json5, when DevEco reports arkts-* errors on valid TypeScript,

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Creates browser HTML slide decks; do not load for editable PowerPoint files or responsive sites. Use when asked for slides or a talk as an HTML file, a Marp, reveal.js or Slidev deck, speaker notes or

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Guides Java and Kotlin Spring Boot services: web, Spring Data JPA, Security and builds. Use when editing pom.xml, build.gradle.kts, application.yml, an @Entity, a SecurityFilterChain or a @SpringBootT

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Guides Laravel PHP applications: Eloquent, queues, Blade, Livewire, Pennant and Pest. Use when writing, reviewing, debugging or upgrading Laravel code, a page fires too many queries, a queued job runs

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Operates Linux servers: systemd services, permissions, disks, networking, firewalls and restores. Use when a service works in a shell but fails under systemd, a disk stays full after deleting files, D

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Designs and builds your own MCP servers: tools, transports, auth; not using or installing others'. Use when writing or reviewing an MCP server with FastMCP or an official SDK, naming tools and writing

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Processes existing video, audio and images with ffmpeg, libvips, sharp, ImageMagick or Pillow. Use when transcoding, cutting or concatenating video, normalising loudness, packaging HLS or DASH, extrac

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Fine-tunes and trains model weights with LoRA, QLoRA, SFT, DPO, distributed training and GPUs. Use when a training run hits CUDA out of memory, a transformers or TRL script breaks after an upgrade, ch

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Tunes deployed LLM inference servers (vLLM, SGLang, TensorRT-LLM) for latency and throughput. Use when TTFT or p99 latency regresses, a benchmark disagrees with production, sizing GPUs or replicas for

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Designs and tunes MongoDB document models, aggregation pipelines, indexes and sharding. Use when designing or reviewing a MongoDB collection or pipeline, explain shows COLLSCAN or an in-memory SORT, d

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Guides Node.js backend services built on Fastify, NestJS, Hono or Express. Use when writing, reviewing or hardening a Node.js HTTP service or moving one off Express, or a service leaks stack traces, d

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Instruments production systems with OpenTelemetry traces, metrics, logs, SLOs and alerts. Use when adding OpenTelemetry instrumentation or spans, editing an OTel Collector config, metric cardinality o

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Creates, edits and converts local Word, PowerPoint, Excel and PDF files; not Google Docs or Sheets. Use when a deliverable or input is .docx, .pptx, .xlsx or .pdf: reports, decks, spreadsheets with fo

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Turns vague software requests into executable plans with dependencies and acceptance criteria. Use when a request is too vague to start, work spans several subsystems or sessions, someone else will ex

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Designs and tunes PostgreSQL schemas, SQL queries, indexes, locks, vacuum and connection pooling. Use when writing or reviewing a Postgres schema, migration or query, a query got slow or EXPLAIN shows

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Guides the Python language and toolchain: uv, ruff, pyproject.toml, pytest, typing, asyncio. Use when writing, typing, testing or packaging Python code, editing pyproject.toml or uv.lock, or a test pa

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Develops React and Next.js App Router web applications, components and server rendering. Use when editing .jsx or .tsx components, hooks, Server Components or app/ routes, fixing a hydration mismatch,

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Develops React Native and Expo mobile apps, navigation and native integrations. Use when a task involves Expo, EAS Build or Update, Metro, Hermes, FlashList, TurboModules or expo-router, a pod install

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Designs and operates Redis data structures, keys and TTLs, caching, locks, streams and clusters. Use when adding a cache, lock, rate limiter or queue on Redis, keys disappear or writes fail with OOM,

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Guides Rust code across ownership, async cancellation, unsafe/FFI and Cargo features. Use when editing .rs or Cargo.toml, fixing borrow-checker or non-Send future errors, losing work inside select!, r

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Audits source code for security vulnerabilities, access-control flaws and trust-boundary risks. Use when asked for a security review, audit or threat model of a repository, service or feature, hunting

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Authors, reviews and evaluates Agent Skills and their SKILL.md files. Use when creating or rewriting a skill, fixing a skill description that never triggers, splitting an overgrown SKILL.md into refer

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Writes and audits Solidity EVM smart contracts defensively with Foundry and Slither. Use when editing .sol files or foundry.toml, reviewing a contract for reentrancy, oracle or access-control bugs, pl

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Designs and operates embedded SQLite database files, transactions, WAL, migrations and backups. Use when code opens a local .db or .sqlite file, a write hits SQLITE_BUSY or database is locked, a copie

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Builds Supabase apps with Auth, RLS policies, Storage, Realtime, Edge Functions and the CLI. Use when code uses supabase-js or @supabase/ssr, a policy using auth.uid() returns no rows through the clie

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Develops Svelte 5 and SvelteKit applications with runes, routing and server data flows. Use when editing .svelte or .svelte.ts files, +page, +layout or +server routes, load functions or form actions,

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Builds Tauri v2 desktop apps with Rust IPC, capabilities, plugins and packaging. Use when editing src-tauri, tauri.conf.json, capabilities/*.json or invoke() calls, when a command or plugin call is de

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Writes and audits READMEs, guides, reference docs, changelogs; not site builders, profile READMEs. Use when writing or fixing a README, tutorial, how-to, reference page, ADR or CHANGELOG, checking doc

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Writes and refactors Terraform and OpenTofu HCL: modules, state, providers and tests. Use when writing or reviewing .tf, .tfvars or .tftest.hcl files, a plan wants to destroy something that was only r

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Drives features and bug fixes test-first and reviews tests; not CI, build or test-runner config. Use when implementing a feature, fixing a bug whose expected behaviour is known, adding a regression te

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Designs TypeScript types, fixes type errors and configures tsconfig builds; not React components. Use when modelling a domain in types, replacing any or as casts, migrating tsconfig or module resoluti

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Guides Unity 6 game development in C#: MonoBehaviours, serialization, URP and builds. Use when editing .cs under Assets/, .asmdef files, prefabs or ScriptableObjects, a serialized field silently reset

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Guides Unreal Engine 5 gameplay in C++ and Blueprints: reflection, actors and replication. Use when editing .h/.cpp with UCLASS or GENERATED_BODY, a .Build.cs or .uproject, a UObject is garbage-collec

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Develops Vue 3 and Nuxt web applications with the Composition API, Pinia and Vue Router. Use when editing .vue files, composables, Pinia stores, router guards or Nuxt pages, or when a value changes bu

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Tests web applications in real browsers with Playwright end-to-end automation. Use when writing *.spec.ts files, playwright.config.ts or an e2e CI job, when a browser test is flaky or times out, when

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Develops WeChat Mini Programs with WXML, WXSS, Skyline, uni-app and Taro. Use when editing .wxml, .wxss, .wxs, app.json, project.config.json or uni-app pages.json, when setData makes a mini program st

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