cass
Always search before starting any work across all coding agent session histories (Claude Code, Codex, Cursor, Gemini CLI, Aider, ChatGPT) to find whatever…
Skills
Find an Agent Skill for your task. Read the guide and copy the install command.
Updated 11-05 00:16
Coding & development
39,552 results
deps
Manage dependencies with npm/yarn/pnpm. Use for auditing vulnerabilities, checking outdated packages, understanding dependency trees, and upgrading packages…
diagram
Use this skill whenever a "diagram" is mentioned. Maintain and synchronize Unified Impact Diagrams following Diagram Driven Development (DDD) methodology.…
rust
Mental-model reset for Rust. Use when writing or reviewing Rust code to shift from "it compiles" to "thinks in Rust." Triggers on Rust code review, "is this…
claude-code-auto-advisor
Claude Code automatic advisor for security, reviews, high-risk design, substantial multi-step plans, complex refactors, recurring failures, and risky…
improve-codebase-architecture
Find deepening opportunities in a codebase, using the domain language in CONTEXT.md and the decisions in docs/adr/. Use when the user wants to improve the architecture, find refactoring opportunities, consolidate tightly coupled modules, or make a codebase more testable and AI-navigable.
backend-error-handling
Implement error-handling patterns: boundaries, toasts, one API error shape. Use when "error boundary", "error toast", or "standardize API errors". Plan-only…
spec-driven-verify
Verify a spec-driven change is complete and correctly implemented. Checks task completion, implementation evidence, and spec alignment.
nodejs-express-mongodb-backend-pattern
Scaffolds or references a production-ready Node.js REST API with Express 5, TypeScript, Mongoose (MongoDB), Redis, Sentry, JWT auth, bcrypt, rate limiting, and…
laravel-enums
Backed enums with labels and business logic. Use when working with enums, status values, fixed sets of options, or when user mentions enums, backed enums, enum…
systematic-debugging
Diagnose bugs, test failures, build failures, performance regressions, and unexpected behavior by building a repro, tracing evidence, testing hypotheses, and…
sanitize-git-repo
Guide for sanitizing git repositories by identifying and replacing sensitive information such as API keys, tokens, and credentials. This skill should be used…
ln-44-performance-optimizer
Profiles and improves a measured performance bottleneck; retains only verified improvements.
ln-56-architecture-auditor
Audits implemented architecture boundaries, dependencies and ownership; not target design or plan review.
solana-compression
For client and program development on Solana ~160x cheaper and without rent-exemption for per-user state, DePIN registrations, or custom compressed accounts.…
token-distribution
For token distribution on Solana 5000x cheaper than SPL (rewards, airdrops, depins, ...). @lightprotocol/compressed-token (TypeScript). Reference examples for…
maestro
Use when a feature, bugfix, review, planning, implementation, verification, commit, push, or PR task needs orchestration across multiple project skills.…
customer-expansion
Create expansion roadmaps, QBR templates, and upsell playbooks to grow existing customer revenue through strategic account development.
cloudrouter
Manage cloud development sandboxes with cloudrouter. Create, sync, and access remote VMs with GPU support, Docker, and browser automation. Use when asked to…
dotnet-maui-doctor
Diagnoses and fixes .NET MAUI development environment issues. Validates .NET SDK, workloads, Java JDK, Android SDK, Xcode, and Windows SDK. All version…
dotnet-webapi
Guides creation and modification of ASP.NET Core Web API endpoints with correct HTTP semantics, OpenAPI metadata, and error handling. USE FOR: adding new API…
maui-app-lifecycle
.NET MAUI app lifecycle guidance — the four app states, cross-platform Window lifecycle events (Created, Activated, Deactivated, Stopped, Resumed, Destroying),…
maui-data-binding
Guidance for .NET MAUI XAML and C# data bindings — compiled bindings, INotifyPropertyChanged / ObservableObject, value converters, binding modes,…
code-commit
Generate and validate conventional commit messages following the conventionalcommits.org spec. Use whenever the user wants to commit code, mentions commit…