Processing
Data transformation and parsing
data-schema-knowledge-modeling
by lyndonkl
Use when designing database schemas, need to model domain entities and relationships clearly, building knowledge graphs or ontologies, creating API data models, defining system boundaries and invariants, migrating between data models, establishing taxonomies or hierarchies, user mentions "schema", "data model", "entities", "relationships", "ontology", "knowledge graph", or when scattered/inconsistent data structures need formalization.
chain-estimation-decision-storytelling
by lyndonkl
Use when making high-stakes decisions under uncertainty that require stakeholder buy-in. Invoke when evaluating strategic options (build vs buy, market entry, resource allocation), quantifying tradeoffs with uncertain outcomes, justifying investments with expected value analysis, pitching recommendations to decision-makers, or creating business cases with cost-benefit estimates. Use when user mentions "should we", "ROI analysis", "make a case for", "evaluate options", "expected value", "justify decision", or needs to combine estimation, decision analysis, and persuasive communication.
decomposition-reconstruction
by lyndonkl
Use when dealing with complex systems that need simplification, identifying bottlenecks or critical failure points, redesigning architecture or processes for better performance, breaking down problems that feel overwhelming, analyzing dependencies to understand ripple effects, user mentions "this is too complex", "where's the bottleneck", "how do we redesign this", "what are the key components", or when optimization requires understanding how parts interact.
asr-transcribe-to-text
by daymade
Transcribes audio and video files to text using Qwen3-ASR. Supports two modes — local MLX inference on macOS Apple Silicon (no API key, 15-27x realtime) and remote API via vLLM/OpenAI-compatible endpoints. Auto-detects platform and recommends the best path. Triggers when the user wants to transcribe recordings, convert audio/video to text, do speech-to-text, or mentions ASR, Qwen ASR, 转录, 语音转文字, 录音转文字. Also triggers for meeting recordings, lectures, interviews, podcasts, screen recordings, or any audio/video file the user wants converted to text.
n8n-workflow-patterns
by czlonkowski
Proven workflow architectural patterns from real n8n workflows. Use when building new workflows, designing workflow structure, choosing workflow patterns, planning workflow architecture, or asking about webhook processing, HTTP API integration, database operations, AI agent workflows, or scheduled tasks.
secure-auth
by jamditis
Secure authentication implementation patterns. Use when implementing user login, registration, password reset, session management, JWT authentication, or OAuth integration. Provides production-ready patterns that avoid common tutorial pitfalls like insecure token storage, weak password hashing, and session fixation.
zero-build-frontend
by jamditis
Zero-build frontend development with CDN-loaded React, Tailwind CSS, and vanilla JavaScript. Use when building static web apps without bundlers, creating Leaflet maps, integrating Google Sheets as database, or developing browser extensions. Covers patterns from rosen-frontend, NJCIC map, and PocketLink projects.
visual-explainer
by nicobailon
Generate beautiful, self-contained HTML pages that visually explain systems, code changes, plans, and data. Use when the user asks for a diagram, architecture overview, diff review, plan review, project recap, comparison table, or any visual explanation of technical concepts. Also use proactively when you are about to render a complex ASCII table (4+ rows or 3+ columns) — present it as a styled HTML page instead.
effectcraft
by BlackBeltTechnology
Headless motion graphics with EffectCraft (After-Effects-style comps, layers, text presets, keyframes), provisioned on demand by pi-craft - animate a composition and render a transparent ProRes 4444 overlay, mp4, GIF or still. Use for "make an animated title with a transparent background", "render a lower third as a mov with alpha", "export a still frame of this comp".
firebase-firestore-basics
by firebase
Comprehensive guide for Firestore basics including provisioning, security rules, and SDK usage. Use this skill when the user needs help setting up Firestore, writing security rules, or using the Firestore SDK in their application.
filmcraft
by BlackBeltTechnology
Headless non-linear video editing with FilmCraft (~700 commands), provisioned on demand by pi-craft - import clips, build a sequence, place/insert/trim media on the timeline, add effects, export h264+aac mp4. Use for "assemble these clips into one video", "put clip B after clip A", "cut a section out of this mp4", "export the edit as an mp4", "make a rough cut from these shots".
photocraft
by BlackBeltTechnology
Headless raster image editing with PhotoCraft (~900 Photoshop-style commands) via pi-craft - select, crop, resize, colour-grade, mask, content-aware fill, batch-convert. Pair with pi-nano-banana for generative part-replacement (replace-region). Use for "edit/retouch/crop this image", "remove this object from the photo", "replace just this part of an image".
craft-studio
by BlackBeltTechnology
Router for the ArtCraft craft apps (PhotoCraft, VectorCraft, FilmCraft, LightCraft, PdfCraft, EffectCraft, DesignCraft, FigCraft, WordCraft, SoundCraft, DeckCraft, CADCraft, GridCraft) driven headless via pi-craft. Use to choose which app fits a job and run the discover-execute-save-verify loop - "which craft app should I use", "edit a video/audio/image/PDF headless", "make a title card".
deckcraft
by BlackBeltTechnology
Headless presentations with DeckCraft (PPTX slides, layouts, shapes, text, tables), provisioned on demand by pi-craft - build a deck from commands, export to PDF, render slides to png. Use for "make a 3-slide presentation", "add a title slide to this pptx", "export this deck to pdf", "render slide 2 as an image".
gridcraft
by BlackBeltTechnology
Headless spreadsheets with GridCraft (XLSX/CSV/TSV workbooks, formula evaluation, recalculation, PDF export), provisioned on demand by pi-craft. Use for "build a budget spreadsheet with formulas", "convert this xlsx to csv", "what does this formula evaluate to", "change a cell and recalculate the totals", "export the sheet to pdf".
java-architect
by Jeffallan
Use when building enterprise Java applications with Spring Boot 3.x, microservices, or reactive programming. Invoke for WebFlux, JPA optimization, Spring Security, cloud-native patterns.
monitoring-expert
by Jeffallan
Use when setting up monitoring systems, logging, metrics, tracing, or alerting. Invoke for dashboards, Prometheus/Grafana, load testing, profiling, capacity planning.
fine-tuning-expert
by Jeffallan
Use when fine-tuning LLMs, training custom models, or optimizing model performance for specific tasks. Invoke for parameter-efficient methods, dataset preparation, or model adaptation.
feature-forge
by Jeffallan
Use when defining new features, gathering requirements, or writing specifications. Invoke for feature definition, requirements gathering, user stories, EARS format specs.
skill-security-framing
by nyldn
URL validation and content wrapping for untrusted sources. Use when: This skill provides SECURITY UTILITIES - it should be referenced by other skills,. not invoked directly by users. Auto-integrate when:. Fetching content from URLs
skill-content-pipeline
by nyldn
Multi-stage content analysis pipeline for external URLs. Use when: Use PROACTIVELY when user wants to:. "analyze this article", "analyze this content". "deconstruct this content", "break down this post"
skill-extract
by nyldn
Design system and product reverse-engineering
parallel-data-enrichment
by parallel-web
"Bulk data enrichment. Adds web-sourced fields (CEO names, funding, contact info) to lists of companies, people, or products. Use for enriching CSV files or inline data."
skill-doc-delivery
by nyldn
Convert markdown to DOCX, PPTX, XLSX office documents. Use when: AUTOMATICALLY ACTIVATE when user requests:. Export knowledge work to office formats (e.g., "export to Word", "create PowerPoint", "convert to DOCX"). Generate professional documents from research (e.g., "create presentation from this synthesis")