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Found 183 Skills
Access Jewish calendar data and Shabbat times via Hebcal API. Use when building apps with Shabbat times, Jewish holidays, Hebrew dates, or Zmanim. Triggers on Shabbat times, Hebcal, Jewish calendar, Hebrew date, Zmanim.
Configure and build Model Context Protocol (MCP) servers for Claude Code integration. Set up database, filesystem, git, and API connections. Build custom MCP servers with TypeScript/Python SDK, implement tools and resources, configure transports (stdio, HTTP), and deploy for production.
API testing and contract validation across REST (OpenAPI 3.1), GraphQL (SDL), and gRPC (proto). Use when you need schema linting/validation, breaking-change detection (openapi diff, GraphQL schema diff, buf breaking), consumer/provider contract tests (Pact or schema-driven), negative/security testing, and CI quality gates.
Production-grade mobile app development and architecture for iOS (Swift/SwiftUI/UIKit), Android (Kotlin/Jetpack Compose), and cross-platform (React Native, Flutter, Kotlin Multiplatform, WebView). Use for navigation, state, networking, offline storage, auth/passkeys, push, performance, testing, CI/CD, and App Store/Play release readiness.
Manage AWS accounts, organizations, IAM, and billing. Use when setting up AWS Organizations, managing IAM policies, controlling costs, or implementing multi-account strategies. Triggers on AWS Organizations, AWS IAM, AWS billing, Cost Explorer, SCPs, multi-account, AWS SSO, Identity Center.
Deploy applications on Railway platform. Use when deploying containerized apps, setting up databases, configuring private networking, or managing Railway projects. Triggers on Railway, railway.app, deploy container, Railway database.
Build AI agents with Strands Agents SDK. Use when developing model-agnostic agents, implementing ReAct patterns, creating multi-agent systems, or building production agents on AWS. Triggers on Strands, Strands SDK, model-agnostic agent, ReAct agent.
UK taxation expert for HMRC compliance, Making Tax Digital (MTD ITSA/VAT) and Self-Assessment: explain tax treatment; compute income tax/NI/dividend/CGT with band-by-band breakdown; advise on deadlines/forms/penalties; and support MTD developer integration + tax software UX/flows. Use WebSearch (gov.uk/HMRC) to verify current rates and mandation timelines. (project)
Project Intake & Charter: transform an ambiguous project request into a clear, structured project foundation for consulting engagements. Use when a project is in the **Initiation** phase or when a PM needs to clarify objectives, scope, stakeholders, assumptions, initial risks and open questions without performing detailed planning or estimations.
Risk & Change Management (Devil's Advocate): Identify risks, manage issues, and evaluate change requests. Use this skill to proactively detect threats, assess the impact of changes, and protect the project baseline.
Stakeholder Communication (The Diplomat): Prepare context-aware communications (Emails, Updates, Memos) using project data.
Closure & Learning (The Learner): Formalize project closure, capture lessons learned, and generate final reports.