productivity▌

Create, design, and audit PowerPoint presentations with precise layout control and design principles. \n \n Supports high-fidelity slide creation via HTML-to-PPTX conversion with exact 720pt × 405pt positioning and rasterized visuals \n Includes template-based workflows: audit decks with thumbnail grids, inject content via JSON mapping, and rearrange slides programmatically \n Enforces design quality standards: web-safe fonts only, proper hex color formatting, two-column layouts, and final verif

Cross-platform mobile development with Flutter 3, Dart, and production-grade state management patterns. \n \n Covers widget development, Riverpod and Bloc state management, GoRouter navigation, and platform-specific implementations with detailed reference guides for each \n Enforces const optimization, proper key usage, and scoped state patterns to prevent unnecessary rebuilds and full-subtree re-renders \n Includes profiling workflows with Flutter DevTools, jank diagnosis, and performance optim

Discover and install specialized agent skills from the open ecosystem when users need extended capabilities. \n \n Helps identify relevant skills by domain and task when users ask \"how do I do X\" or \"find a skill for X\" \n Integrates with the Skills CLI ( npx skills find , npx skills add ) to search, verify, and install packages from the skills.sh directory \n Recommends skills based on install count, source reputation, and GitHub stars to ensure quality before suggesting installation \n Pre

Generate Excalidraw diagrams from natural language descriptions in multiple formats. \n \n Supports nine diagram types: flowcharts, relationship diagrams, mind maps, architecture diagrams, data flow diagrams, swimlane business flows, class diagrams, sequence diagrams, and ER diagrams \n Outputs valid .excalidraw JSON files that open directly in Excalidraw or the VS Code extension \n Includes layout guidelines, element count recommendations, and color schemes for consistent visual design \n Optio

File Organization: This skill uses split structure. See references/ for advanced shader patterns.

Use this skill to guide or reason about the OpenSpec artifact-driven workflow system (OPSX), including artifact graphs, schema/template resolution, change lifecycle, and experimental commands/skills.

Create visual storyboards with AI image generation via inference.sh CLI.

Senior-level data engineering expertise for building scalable pipelines, ETL systems, and production data infrastructure. \n \n Covers advanced patterns across data pipeline architecture, modeling, and DataOps with distributed computing frameworks (Spark, Airflow, dbt, Kafka) and modern data stack tools (Databricks, BigQuery, Snowflake) \n Includes production deployment patterns for scalable data processing, ML model serving with low latency, and real-time inference with auto-scaling and monitor

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Extract summaries and transcripts from URLs, videos, and local files via CLI. \n \n Supports URLs, YouTube links, PDFs, and local files with configurable summary length (short to xxl) and output format (text or JSON) \n Works with OpenAI, Anthropic, xAI, and Google Gemini models; defaults to Gemini 3 Flash if no model specified \n Includes best-effort YouTube transcript extraction and Firecrawl/Apify fallbacks for blocked or hard-to-parse content \n Single command interface with optional config