Provides theme integration guidelines and CSS variable usage patterns for the Bellog blog. Triggers when creating styled components or working with colors.

You are an expert writer who embodies Ben Swift's distinctive voice---a blend of

Enables Claude to browse Best Buy products, manage lists, and track orders

Add UI components and pages for authentication flows including sign in, sign up, forgot password, reset password, and email verification.

Integrate Better Auth for JWT-based authentication in Next.js frontend and FastAPI backend. Handles signup, login, logout, token management, and protected routes. Use when implementing authentication for Phase 2.

Expert skill for implementing Better Auth with JWT tokens and JWKS (JSON Web Key Set) for secure authentication between Next.js frontend and FastAPI backend. Handles JWT token generation, verification, JWKS endpoint setup, and secure API communication. Includes setup for database integration, session management, and user isolation. Use when implementing authentication between frontend (Next.js) and backend (FastAPI) services with JWT tokens and JWKS.

Better Auth JWT verification for Python/FastAPI backends. Use when integrating Python APIs with a Better Auth TypeScript server via JWT tokens. Covers JWKS verification, FastAPI dependencies, SQLModel/SQLAlchemy integration, and protected routes.

Guide implementation of OAuth 2.1 / OIDC authentication using Better Auth with the OIDC Provider plugin. Use this skill when setting up centralized authentication for multiple apps, implementing SSO across a platform, creating an OAuth authorization server, or integrating Better Auth as an identity provider. Covers PKCE for public clients, JWKS configuration, token management, email verification, and common pitfalls like preserving PKCE parameters during sign-in redirects.

Integrate with Better Auth SSO for OAuth2/OIDC authentication. Use this skill when implementing SSO login flows, PKCE authentication, token management, JWKS verification, or global logout in Next.js applications connecting to a Better Auth server.

Better Auth TypeScript/JavaScript authentication library. Use when implementing auth in Next.js, React, Express, or any TypeScript project. Covers email/password, OAuth, JWT, sessions, 2FA, magic links, social login with Next.js 16 proxy.ts patterns.

TypeScript authentication framework (framework-agnostic). Features: email/password, OAuth (Google, GitHub, Discord), 2FA (TOTP, SMS), passkeys/WebAuthn, session management, RBAC, rate limiting, database adapters. Actions: implement, configure, secure authentication systems. Keywords: Better Auth, authentication, authorization, OAuth, email/password, 2FA, MFA, TOTP, passkeys, WebAuthn, session management, RBAC, rate limiting, database adapter, TypeScript auth, social login, Google auth, GitHub auth, Discord auth, email verification, password reset. Use when: implementing TypeScript auth, adding OAuth providers, setting up 2FA/MFA, managing sessions, configuring RBAC, building secure auth systems.

Use when user says /betterdisplay or wants to change display resolution settings and sync to dotfiles

Bexio Swiss business software API for managing contacts, quotes/offers, invoices, orders, and items/products. Use when working with Bexio CRM, creating or managing invoices, quotes, sales orders, contact management, or Swiss business administration tasks. Supports listing, searching, creating, editing contacts and sales documents.

Remove backgrounds from images using FAL.ai's BiRefNet v2 model. Uses Bun for fast TypeScript execution with inline scripts.

bg3se-macos-ghidra

Master Business Intelligence fundamentals including KPI design, metrics frameworks, data literacy, and analytical thinking

Arbitrary precision integer calculator for handling extremely large numbers. Use when users need to compute with numbers that exceed standard numeric limits, including operations like factorial of large numbers (e.g., 100!), powers with large exponents (e.g., 2^1000), arithmetic on numbers with hundreds of digits, or prime checking, GCD, LCM, Fibonacci, and binomial coefficients.

Use this skill when users need help analyzing LimaCharlie billing, investigating usage costs, comparing trends across organizations, or understanding what's driving their expenses.

Binance exchange integration. Trade spot, futures, and manage portfolio on the world's largest crypto exchange.

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Assemble genomes/metagenomes and produce assembly QC artifacts.

De novo motif discovery and known motif enrichment analysis using HOMER and MEME-ChIP. Identify transcription factor binding motifs in ChIP-seq, ATAC-seq, or other genomic peak data. Use when finding enriched DNA motifs in peak sequences.

Call genes and annotate basic features for prokaryotes, viruses, and eukaryotes.

Build marker gene alignments and phylogenetic trees.

Cluster proteins into orthogroups and derive pangenome matrices.

Aggregate results, train ML models, and produce reports with validated references.

Detect, classify, and QC viral contigs.

Unified guidance for using the bipartite reference library CLI. Use when searching for papers, managing the library, or exploring literature via S2/ASTA.

Post tweets, read threads, search X/Twitter from the terminal using bird CLI. Use when automating Twitter, posting from scripts, analyzing tweet threads, monitoring mentions, or working with the Twitter/X API without OAuth.

Bisimulation game for resilient skill dispersal across AI agents with GF(3) conservation and observational bridge types.

Use `mcp__plugin_bitbucket-plugin__*` MCP tools.

Use `mcp__plugin_bitbucket-datacenter-plugin__*` MCP tools.

Use when implementing Bitcoin wallet features - provides complete architecture for on-chain Bitcoin transactions, UTXO management, address derivation from Nostr keys, and transaction handling with proper security patterns

Manage passwords and credentials via Bitwarden CLI (bw). Use for storing, retrieving, creating, or updating logins, credit cards, secure notes, and identities. Trigger when automating authentication, filling payment forms, or managing secrets programmatically.

Use when adding a field to an existing Bknd entity. Covers all field types (text, number, boolean, date, enum, json, jsonschema, media), field modifiers (.required(), .unique(), .default()), validation options, and UI vs code approaches.

Use when performing bulk insert, update, or delete operations in Bknd. Covers createMany, updateMany, deleteMany, batch processing with progress, chunking large datasets, error handling strategies, and transaction-like patterns.

Use when creating a new entity/table in Bknd. Covers entity definition with em() and entity(), primary key configuration, field basics, UI creation via admin panel, and code-first approach with type safety.

Use when defining a new role in Bknd authorization system. Covers role properties (implicit_allow, is_default, permissions), permission assignment, role hierarchies, and common role patterns (admin, editor, viewer, anonymous).

Use when creating a new user account in Bknd programmatically. Covers auth.createUser() in seed functions, registration via SDK/REST API, creating users via data API, admin panel user creation, and role assignment.

Use when deleting records from a Bknd entity via the SDK or REST API. Covers deleteOne, deleteMany, soft delete patterns, cascade considerations, response handling, and common patterns.

Use when updating existing records in a Bknd entity via the SDK or REST API. Covers updateOne, updateMany, updating relations ($set, $add, $remove, $unset), partial updates, conditional updates, response handling, and common patterns.

Use when setting up a production database for Bknd. Covers SQLite file, LibSQL/Turso, Cloudflare D1, PostgreSQL, Neon, Supabase, and Xata configuration.

Use when defining relationships between Bknd entities. Covers many-to-one, one-to-one, many-to-many, self-referencing relationships, junction tables, options like mappedBy and inversedBy, and UI vs code approaches.

Use when removing an entity from Bknd. Covers safely deleting entities, handling relationships and dependencies, data backup, the sync workflow with --drop flag, and cleaning up orphaned data.

Use when setting up a new Bknd project locally or configuring local development environment. Covers CLI installation, project creation, runtime adapters, config file setup, and development server options.

Use when implementing login and logout functionality in a Bknd application. Covers SDK authentication methods, REST API endpoints, React integration, session checking, and error handling.

Use when configuring OAuth or social login providers in a Bknd application. Covers Google OAuth, GitHub OAuth, custom OAuth providers, callback URLs, environment variables, and frontend OAuth integration.

Use when implementing password reset or change functionality in a Bknd application. Covers server-side password changes, building forgot-password flows with email tokens, and security considerations.

Use when configuring public vs authenticated access in Bknd. Covers anonymous role setup, unauthenticated data access, public/private entity patterns, mixed access modes, and protecting sensitive entities while exposing public ones.

Use when building advanced queries with complex filtering conditions in Bknd. Covers all filter operators ($eq, $ne, $gt, $lt, $like, $ilike, $in, $nin, $isnull, $between), logical operators ($or, $and), nested conditions, combining filters, and dynamic query building.