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Found 7,937 Skills
Implementing Entity Framework Core repositories and migrations for PostgreSQL, MySQL, and SQLite at Bitwarden. Use when creating or modifying EF repositories, generating EF migrations, or working with non-MSSQL data access in the server repo.
Draft scaffold; incomplete and not for normal use. Mobile-specific visual design patterns — touch targets, gestures, and platform conventions. Use when designing mobile interfaces.
Use when writing, reviewing, or refactoring Java code to enforce baseline conventions for imports, nullability, immutability, exceptions, resource handling, naming, and concurrency.
Implement Stripe Billing for subscriptions, recurring payments, invoicing, and usage-based pricing. Use when: (1) Creating subscription plans (flat, tiered, per-seat, usage-based), (2) Managing subscription lifecycle (trials, upgrades, downgrades, cancellations), (3) Generating and customizing invoices, (4) Implementing metered/usage-based billing, (5) Setting up customer portal for self-service, (6) Configuring dunning and revenue recovery, (7) Applying coupons and promotion codes. Triggers on: subscription, recurring billing, invoice, usage-based, metered billing, SaaS pricing, subscription plan, trial, dunning, proration, customer portal, coupon, promotion code, billing cycle.
Establishes instrumentation, monitoring, and alerting foundations.
Fast linting/formatting for TypeScript/React. Use when setting up linter, migrating from ESLint/Prettier, or running code quality checks.
Product discovery framework based on Teresa Torres' "Continuous Discovery Habits". Use when you need to: (1) build an opportunity solution tree from desired outcomes, (2) identify and prioritize customer opportunities, (3) design assumption tests for product ideas, (4) structure customer interview snapshots, (5) map assumptions to experiments, (6) move from output-driven to outcome-driven product development, (7) map current-state customer experiences, (8) build a weekly discovery habit.
Bitcoin L1 wallet for agents - check balances, send BTC, manage UTXOs. Extends to Stacks L2 (STX, DeFi) and Pillar smart wallets (sBTC yield).
Analyzes professions/jobs for Claude Code automation opportunities. Triggers: 'how can Claude help me', 'what can Claude do for', 'I'm a [profession]', 'help me as a [job]', 'I work as', describing their work + asking about Claude. Use whenever user mentions their profession/role and wants to discover what Claude can automate.
Build WCAG 2.2 AA compliant interfaces with semantic HTML, ARIA, keyboard navigation, focus management, color contrast, and screen reader support. Covers forms, dialogs, tabs, live regions, skip links, alt text, and data tables. Use when implementing accessible UIs, auditing WCAG compliance, fixing screen reader issues, keyboard navigation, focus traps, or troubleshooting "focus outline missing", "aria-label required", "insufficient contrast", "missing alt text", "heading hierarchy".
Provides specific version compatibility notes for NativeWind and Tailwind CSS to prevent common installation errors.
Explore Dart's bitwise operations for both integers and booleans, including AND, OR (inclusive & exclusive), NAND, NOR, and XNOR, with practical code examples.