osmani-patterns-performance
Write JavaScript code in the style of Addy Osmani, author of "Learning JavaScript Design Patterns" and Chrome DevTools engineer. Emphasizes design patterns, performance optimization, and progressive web apps. Use when building performant, well-structured applications.
simpson-you-dont-know-js
Write JavaScript code in the style of Kyle Simpson, author of "You Don't Know JS". Emphasizes deep understanding of JavaScript mechanics—scope, closures, this, prototypes, and async. Use when you need to truly understand JavaScript behavior.
beazley-deep-python
Write Python code in the style of David Beazley, author of Python Cookbook. Emphasizes generators, coroutines, metaprogramming, and understanding Python's internals. Use when writing advanced Python that requires deep language mastery.
hettinger-idiomatic-python
Write Python code in the style of Raymond Hettinger, Python core developer. Emphasizes beautiful, idiomatic code using iterators, generators, and built-in tools elegantly. Use when transforming code into clean, Pythonic solutions.
ramalho-fluent-python
Write Python code in the style of Luciano Ramalho, author of Fluent Python. Emphasizes deep understanding of Python's data model, special methods, and advanced idioms. Use when writing code that leverages Python's full power elegantly.
reitz-api-design
Write Python code in the style of Kenneth Reitz, creator of Requests. Emphasizes beautiful API design, simplicity for users, and the "for humans" philosophy. Use when designing libraries, APIs, or any interface that other developers will consume.
ronacher-pragmatic-design
Write Python code in the style of Armin Ronacher, creator of Flask and Jinja2. Emphasizes pragmatic minimalism, explicit over implicit, and composable design. Use when building frameworks, libraries, or applications that need to be extensible and maintainable.
vanrossum-pythonic-style
Write Python code in the style of Guido van Rossum, creator of Python. Emphasizes readability, simplicity, and the Pythonic way. Use when writing Python that should be clear, maintainable, and follow the language's design philosophy.
bos-concurrency-rust
Write Rust code in the style of Mara Bos, Rust library team lead and author of "Rust Atomics and Locks." Emphasizes low-level concurrency, atomics, and understanding the memory model. Use when writing concurrent or lock-free code.
hoare-rust-origins
Write Rust code informed by Graydon Hoare's original vision for Rust. Emphasizes memory safety without GC, practical systems programming, and learning from C/C++ mistakes. Use when designing safe systems code or understanding Rust's fundamental choices.
klabnik-teaching-rust
Write Rust code in the style of Steve Klabnik, author of "The Rust Programming Language." Emphasizes clear, idiomatic code that teaches as it goes. Use when writing example code, documentation, or code that others will learn from.
levien-native-ui-mastery
Build native UIs in the style of Raph Levien, architect of Druid, Xilem, and Vello. Emphasizes declarative reactive architecture, synchronized tree transformations, GPU-accelerated rendering, and idiomatic Rust patterns. Use when designing responsive, beautiful native UIs or 2D graphics systems.
matsakis-ownership-mastery
Write Rust code in the style of Niko Matsakis, Rust language team lead. Emphasizes deep understanding of ownership, lifetimes, and the borrow checker. Use when working with complex lifetime scenarios or designing APIs that interact with the ownership system.
nichols-practical-rust
Write Rust code in the style of Carol Nichols, co-author of The Rust Book. Emphasizes practical patterns, clear explanations, and real-world applicability. Use when writing production Rust or explaining Rust to others.
turon-api-design
Write Rust code in the style of Aaron Turon, former Rust team lead. Emphasizes API design, async Rust, and ecosystem architecture. Use when designing public APIs, async systems, or library interfaces.
cro-practical-zig
Write Zig code in the style of Loris Cro, VP Community at Zig Software Foundation. Emphasizes practical patterns, build system mastery, and teaching Zig effectively. Use when building real applications or learning Zig idioms.
kelley-zig-philosophy
Write Zig code in the style of Andrew Kelley, creator of Zig. Emphasizes simplicity, explicit behavior, compile-time metaprogramming, and being a better C. Use when writing systems code that prioritizes clarity and safety.
engineer-name-style
Write code in the style and philosophy of [Engineer Name], applying their design principles, patterns, and mental models. Use when writing [language] code that requires [their specialty].
aqr-factor-investing
Build investment systems in the style of AQR Capital Management, the quantitative investment firm pioneering factor investing. Emphasizes academic rigor, transparent methodology, and systematic factor exposure. Use when building factor models, conducting asset pricing research, or designing systematic portfolios.
citadel-low-latency-systems
Build trading systems in the style of Citadel Securities, the world's largest market maker. Emphasizes ultra-low latency, deterministic execution, kernel bypass networking, and high-frequency trading infrastructure. Use when building latency-critical systems, market making engines, or high-performance trading platforms.
cloudflare-performance-engineering
Engineer high-performance network systems in the style of Cloudflare's performance team. Emphasizes kernel bypass (XDP/eBPF), edge computing with V8 isolates, Rust for systems programming, smart routing, and measuring everything. Use when building globally distributed systems, DDoS mitigation, CDN infrastructure, or any system where every millisecond matters at massive scale.
de-shaw-computational-finance
Build trading systems in the style of D.E. Shaw, the pioneering computational finance firm. Emphasizes systematic strategies, rigorous quantitative research, and world-class technology infrastructure. Use when building research platforms, systematic trading strategies, or quantitative finance infrastructure.
google-continuous-fuzzing
Apply Google's continuous fuzzing methodology using OSS-Fuzz and ClusterFuzz. Emphasizes coverage-guided fuzzing, automated bug triage, and integration into CI/CD. Use when building robust testing infrastructure or finding security vulnerabilities at scale.
google-material-design
Design interfaces following Google's Material Design system, the unified visual language bridging digital and physical worlds. Emphasizes bold graphic design, intentional motion, adaptive layouts, and the material metaphor. Use when building modern, accessible, delightful user interfaces across platforms.
google-sre
Apply Google's Site Reliability Engineering methodology. Emphasizes error budgets, SLO-driven operations, toil elimination, and blameless postmortems. Use when building and operating reliable services at scale.
gremlin-enterprise-chaos
Apply Gremlin's enterprise chaos engineering methodology. Emphasizes categorized failure injection, safety controls, and structured experimentation. Use when implementing chaos engineering in enterprise environments with compliance requirements.
hashicorp
Build systems and organizations using the "Tao of HashiCorp". Emphasizes workflows over technologies, simple modular composable tools, immutability, and versioning driven by code. Use when designing platform engineering initiatives, DevOps workflows, or infrastructure automation.
jane-street-functional-trading
Build trading systems in the style of Jane Street, the elite market maker known for functional programming and intellectual rigor. Emphasizes OCaml, correctness by construction, real-time systems, and principled risk management. Use when building market making systems, pricing engines, or mission-critical financial software.
jump-trading-fpga-hft
Build trading systems in the style of Jump Trading, the high-frequency trading firm pioneering FPGA-based trading. Emphasizes hardware acceleration, network optimization, and nanosecond-level execution. Use when building FPGA trading systems, network-optimized infrastructure, or ultra-low-latency order execution.
netflix-chaos-engineering
Apply Netflix's chaos engineering methodology to build resilient systems. Emphasizes controlled failure injection, steady-state hypothesis testing, and building confidence through experimentation. Use when you need to verify system resilience under turbulent conditions.
renaissance-statistical-arbitrage
Build trading systems in the style of Renaissance Technologies, the most successful quantitative hedge fund in history. Emphasizes statistical arbitrage, signal processing, and rigorous scientific methodology. Use when developing alpha research, signal extraction, or systematic trading strategies.
two-sigma-ml-at-scale
Build trading systems in the style of Two Sigma, the systematic investment manager pioneering machine learning at scale. Emphasizes alternative data, distributed computing, feature engineering, and rigorous ML infrastructure. Use when building ML pipelines for alpha research, feature stores, or large-scale backtesting systems.
uunet
Engineer at global scale in the style of UUNET (now Verizon Business). Emphasizes massive infrastructure resilience, "plumbing" the internet, pragmatic problem solving, and the evolution from moving bits to securing them (DBIR). Use when designing backbone networks, security operations centers, or large-scale distributed systems.
virtu-market-microstructure
Build trading systems in the style of Virtu Financial, the leading electronic market maker and execution services firm. Emphasizes market microstructure, optimal execution, order routing, and minimizing market impact. Use when building execution algorithms, smart order routers, or analyzing market microstructure.
kleppmann-data-intensive
Design distributed systems in the style of Martin Kleppmann, author of "Designing Data-Intensive Applications". Emphasizes understanding data systems deeply, making informed trade-offs, and building reliable data infrastructure. Use when designing databases, streaming systems, or data pipelines.
lamport-formal-distributed
Design distributed systems in the style of Leslie Lamport, creator of Paxos, TLA+, and LaTeX. Emphasizes formal specification, logical time, and rigorous reasoning about concurrent systems. Use when designing consensus protocols or proving system correctness.
graham-hackers-painters
Write code in the style of Paul Graham, essayist, Lisp advocate, and co-founder of Y Combinator. Emphasizes bottom-up programming, expressive power, rapid prototyping, and treating code as a creative medium. Use when building exploratory software, designing DSLs, or writing Lisp that should be as dense and powerful as prose.
hickey-simple-made-easy
Write functional code in the style of Rich Hickey, creator of Clojure. Emphasizes simplicity over easiness, immutability, data-oriented programming, and managing state explicitly. Use when designing systems that need to be understood and maintained.
peyton-jones-practical-haskell
Write functional code in the style of Simon Peyton Jones, lead architect of GHC. Emphasizes practical laziness, compiler-friendly code, and making functional programming work in the real world. Use when writing performant Haskell or understanding evaluation strategies.
wadler-monadic-elegance
Write functional code in the style of Philip Wadler, type theorist and monad evangelist. Emphasizes monadic composition, type-driven design, and the deep connection between logic and computation. Use when designing composable abstractions or understanding categorical patterns.
bellard-minimalist-wizardry
Write systems software in the style of Fabrice Bellard, creator of QEMU, FFmpeg, TinyCC, and JSLinux. Emphasizes extreme minimalism, solo mastery of complex domains, and making the impossible seem simple. Use when building emulators, compilers, codecs, or any system where performance and code density matter.
flutter-skill
본 스킬은 Flutter 프레임워크로 앱을 개발하는 데 반드시 따라야 하는 UI/UX 디자인, 상태관리, 네트워킹, API 연동에 관한 가이드라인 제공합니다. 본 스킬은 선택적인 정보를 제공하는 것이 아니라 Flutter 앱 개발에 필수적인 지침을 제공하며 반드시 준수해야 할 사항들을 제공합니다. 개발자가 디자인, UI, UX, 디자인 효과, 상태관리, 라우팅, 네트워킹, API 연동에 관한 요청, 코믹디자인, Comic 관련 요청, 채팅, FCM, 푸시 알림, 메시지, 알림에 관한 요청이 있을 때 반드시 본 스킬을 사용해서 본 스킬이 제공하는 대로 작업을 수행해야 합니다. 각 스킬 문서에의 상단에는 반드시 따라야 할 Workflow 가 있습니다. 반드시 그 Workflow 를 따라야 합니다. 추가 트리거 키워드 - 딥링크, deep link, 캐싱, cache, 아이콘, FontAwesome, Isolate, 동시성, concurrency, 카카오톡, KakaoTalk, Crashlytics, 크래시 리포팅, 공유, share, share_plus, 공유 버튼, 바코드, QR코드, 스캔, scanner, mobile_scanner, 카메라 스캔, barcode, qr, 전화번호 인증, Phone Auth, SMS 인증, verifyPhoneNumber, APNs, AppDelegate, notification-not-forwarded (project)
blur-image
Use when the user wants to blur, redact, or anonymize parts of an image — screenshots with API keys, emails, PII, customer data, or any sensitive text. Also triggers on 'hide text in screenshot', 'redact image', 'blur sensitive', 'anonymize screenshot', 'prepare screenshot for sharing', or privacy-related image editing. Use this skill even if the user just says 'blur this' with an image file.
update-jamdesk
Use when user-facing code changes need documentation — after implementing APIs, CLI commands, UI components, or config options. Triggers on 'update docs', 'document this', 'add to jamdesk docs', 'write docs', 'docs are outdated', 'the docs don't mention X', or any request to create/update Jamdesk documentation pages. Also use proactively after feature work that changes user-facing behavior, even if the user doesn't explicitly ask for docs — suggest it.
gw-config-management
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autonomous-workflow
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git-worktree-workflows
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gpui-component
gpui-component library patterns for building reusable UI components. Use when creating buttons, inputs, dialogs, forms, or following Longbridge component library conventions in GPUI applications.
gpui
GPUI UI framework best practices for building desktop applications. Use when writing GPUI code, creating UI components, handling state/events, async tasks, animations, lists, forms, testing, or working with Zed-style Rust GUI code.
agent-debugger
Systematic debugging toolkit for AI agentic workflows in customer support. Use when diagnosing issues with AI agents including wrong responses, tool/function calling problems, conversation loops, stuck states, or performance/latency issues. Works with any framework (LangChain, custom agents, Claude API) and accepts conversation logs, API logs, tool execution logs, and agent configurations.
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