Configuring Duende IdentityServer as a SAML 2.0 Identity Provider (IdP): service provider registration, SSO and SLO flows, claim mappings, extensibility interfaces, and production deployment patterns.

External data sources, connectors, and custom data streams

Expert in IoT development, microcontrollers, sensors, and MQTT protocols

Composable transformations of Python+NumPy programs. Differentiate, vectorize, JIT-compile to GPU/TPU. Built for high-performance machine learning research and complex scientific simulations. Use for automatic differentiation, GPU/TPU acceleration, higher-order derivatives, physics-informed machine learning, differentiable simulations, and automatic vectorization.

Execute and generate Jest tests for JavaScript/TypeScript projects with support for unit, integration, and E2E testing

Create a SAAS Jira ticket. Just describe what you're working on and it handles the rest.

Poll Telegram for job search messages — apply to jobs, search for roles, check status, all via chat

Configure Karabiner-Elements keyboard remapping using Goku EDN syntax. Use when creating keybindings, layers, simlayers, app-specific shortcuts, or modifying karabiner.edn.

INVOKE THIS SKILL when implementing human-in-the-loop patterns, pausing for approval, or handling errors in LangGraph. Covers interrupt(), Command(resume=...), approval/validation workflows, and the 4-tier error handling strategy.

Update project CLAUDE.md with strategic knowledge discovered during this session — or CLAUDE.local.md when the discovery is per-developer/per-checkout and that file already exists. Defers to any project-defined memory-placement guidance instead of overriding it. Use when user says "learn", "save knowledge", "update claude.md", "capture learnings", or at end of significant work sessions. Also used by commit skill for pre-commit knowledge capture.

The best tutors explain the same concept five different ways. CellCog does too — diagrams, analogies, worked examples, practice problems, and interactive explanations. #1 on DeepResearch Bench (Feb 2026). Tutoring, homework help, study guides, exam prep, coding tutorials, language learning — every subject, every level.

Analyze OSS + third-party licenses for compatibility with the distribution model. Inventory deps, classify licenses, detect incompatibilities, list obligations. Not legal advice.

Create a milestone within an existing Linear project and optionally create issues from plans. Lists user's projects for selection, suggests milestone names, and can associate plan-based issues with the milestone. Use when user wants to add milestones to Linear projects.

Apply mainframe dependency transformations to COBOL code using a pre-generated transformation guide. Converts CICS/VSAM constructs to standard COBOL.

Search, discover, and browse indexed markets across all platforms

Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. Identifies when you avoid conflict, use filler words, dominate conversations, or miss opportunities to listen. Perfect for professionals seeking to improve their communication and leadership skills.

Persistent memory system for preferences, facts, and notes

Swift 6.2 InlineArray and Span types for zero-overhead memory access, fixed-size collections, and safe pointer alternatives. Use when optimizing performance-critical code paths.

Create a workspace-local .cowork/ memory kit (rules, identity, long-term notes, daily logs, heartbeat templates).

Generate a hierarchical mind map around a central topic with 5-8 main branches and configurable depth. Operates in autonomous mode (from a topic), transformation mode (from notes/transcript), or expansion mode (extend a partial map). Produces Mermaid mindmap diagrams with optional PNG export, a synced nested outline, and a keyword index per main branch.

Monte Carlo simulation for cost, schedule, or outcome uncertainty. Accepts input variables with distributions (triangular, normal, uniform, PERT, discrete), runs 10k iterations, and produces percentile outputs (P10/P50/P80/P90/P95), probability of meeting target, sensitivity tornado chart, and recommended contingency. Mermaid diagrams with optional PNG export.

Multi-repository orchestration for coordinating atomic changes across dependent repositories. Tracks dependency graphs, coordinates cross-repo PRs, and detects breaking changes.

Extract descriptive musical characteristics from any artist or band without using their name, building a vocabulary of sonic qualities for AI music generation, music description, or creative recombination.

Suggest better variable, function, and class names based on context and conventions.

Create appropriate non-disclosure agreements for different business contexts with balanced terms and proper scope definitions

Help users negotiate job offers and compensation. Use when someone is negotiating salary, equity, or other terms of a job offer, preparing for a compensation conversation, or asking how to ask for more money.

Search Google News and Google Shopping using Serper APIs via x402. USE FOR: - Finding recent news articles on a topic - Current events and breaking news - Product searches and price comparisons - Shopping research and product discovery - Industry news monitoring TRIGGERS: - "news about", "latest news", "recent articles" - "current events", "breaking", "headlines" - "shopping", "buy", "price", "product search" - "compare prices", "where to buy", "deals on" Use agentcash.fetch for Serper endpoints. Both endpoints are $0.04 per call.

Reference for nimble search command. Load when searching the live web. Contains: all flags, 8 focus modes (general/coding/news/academic/shopping/social/geo/location), search_depth modes (lite/fast/deep), response structure, credit costs.

Send push notifications to user's phone via Pushover. Use when the user asks to be notified, alerted, or reminded about something.

# Nx Workspace Exploration

Create and edit Obsidian Bases (.base files) with views, filters, formulas, and summaries. Use when working with .base files, creating database-like views of notes, or when the user mentions Bases, table views, card views, filters, or formulas in Obsidian.

Create and edit Obsidian Bases (.base files) with views, filters, formulas, and summaries. Use when working with .base files, creating database-like views of notes, or when the user mentions Bases, table views, card views, filters, or formulas in Obsidian.

Create and edit Obsidian Bases (.base files) with views, filters, formulas, and summaries. Use when working with .base files, creating database-like views of notes, or when the user mentions Bases, table views, card views, filters, or formulas in Obsidian.

Use this skill to ingest external materials into the current project-scoped Obsidian KB as source notes under Sources/Papers, Sources/Web, Sources/Docs, Sources/Data, Sources/Interviews, or Sources/Notes.

Unified entry point for creating or updating OpenCode tools (skills, agents, commands) with dependency awareness. Orchestrates the creation of multiple related artifacts in a single session. Use when user says "create opencode tool", "new opencode tool", "oc-tool-dev", or wants to create/update an OpenCode artifact and may need supporting artifacts.

Emacs Lisp package development standards and conventions

Particle lifecycle management—emission/spawning, death conditions, object pooling, trails, fade-in/out, and state transitions. Use when particles need birth/death cycles, continuous emission, trail effects, or memory-efficient recycling.

Physics simulation for particle systems—forces (gravity, wind, drag), attractors/repulsors, velocity fields, turbulence, and collision. Use when particles need realistic or artistic motion, swarm behavior, or field-based animation.

Load testing, chaos engineering, and performance validation. Prove your system works under pressure with k6, trace correlation, and progressive load profiles.

Optimize Linux system performance. Configure kernel parameters, analyze bottlenecks, and tune resources. Use when improving system performance.

Load and parse session transcripts from shittycodingagent.ai/buildwithpi.ai/buildwithpi.com/pi.dev (pi-share) URLs. Fetches gists, decodes embedded session data, and extracts conversation history.

Route hierarchical-planning intents to the correct backing script. Use when the user invokes /aura-frog:plan (with or without subcommand), mentions plan verbs (expand/next/replan/promote/archive/freeze/thaw/undo/status/conflicts), or types a plan-vocabulary bare word with .claude/plans/active.json present. Owns verb table, intent classifier, and 3-stage routing pipeline.

Plugin management, installation, and lifecycle control

Creates GitHub pull request templates, issue templates, and discussion templates with proper YAML configuration. Use when users request "PR template", "issue template", "GitHub templates", "pull request template", or "contribution guidelines".

Generate a Product Requirements Document (PRD) for a new feature. Use when planning a feature, starting a new project, or when asked to create a PRD.

When the user wants to create, optimize, or structure Privacy Policy page. Also use when the user mentions "privacy policy," "privacy page," "data protection," "GDPR compliance," "privacy notice," "data privacy," "CCPA," "cookie policy," or "personal data." For legal overview page, use legal-page-generator.

Product changelog and release notes that users actually read. Covers categorization, user-facing language, visuals, and distribution. Use for: release notes, changelogs, product updates, feature announcements, versioning. Triggers: changelog, release notes, product update, version notes, what's new, feature announcement, product changelog, update log, release announcement, version release, product release, ship notes

Product changelog and release notes that users actually read. Covers categorization, user-facing language, visuals, and distribution. Use for: release notes, changelogs, product updates, feature announcements, versioning. Triggers: changelog, release notes, product update, version notes, what's new, feature announcement, product changelog, update log, release announcement, version release, product release, ship notes

Product changelog and release notes that users actually read. Covers categorization, user-facing language, visuals, and distribution. Use for: release notes, changelogs, product updates, feature announcements, versioning. Triggers: changelog, release notes, product update, version notes, what's new, feature announcement, product changelog, update log, release announcement, version release, product release, ship notes

Product changelog and release notes that users actually read. Covers categorization, user-facing language, visuals, and distribution. Use for: release notes, changelogs, product updates, feature announcements, versioning. Triggers: changelog, release notes, product update, version notes, what's new, feature announcement, product changelog, update log, release announcement, version release, product release, ship notes

Product changelog and release notes that users actually read. Covers categorization, user-facing language, visuals, and distribution. Use for: release notes, changelogs, product updates, feature announcements, versioning. Triggers: changelog, release notes, product update, version notes, what's new, feature announcement, product changelog, update log, release announcement, version release, product release, ship notes

Transform ideas into comprehensive product specifications and user stories

MANDATORY for all work - the project board is THE source of truth. This skill provides verification functions and gates that other skills MUST call. No work proceeds without project board compliance.

Build read models and projections from event streams. Use when implementing CQRS read sides, building materialized views, or optimizing query performance in event-sourced systems.

Build read models and projections from event streams. Use when implementing CQRS read sides, building materialized views, or optimizing query performance in event-sourced systems.

Python development guidelines and best practices. Use when working with Python code.

Use when choosing or configuring Python logging, especially deciding between stdlib logging and loguru for apps or CLIs.

Python scripting with uv and PEP 723 inline dependencies. Use when creating standalone Python scripts with automatic dependency management.

Surface measurable metrics and outcomes from a description of work via structured conversation. Use when the user says 'help me quantify this', 'what numbers can I attach to X', or is drafting a resume bullet, case study, or impact statement that needs concrete scale.

Rack middleware development, configuration, and integration patterns. Use when working with middleware stacks or creating custom middleware.

Validate plugins, clean repository, and ship plugin releases in one automated workflow

Prepare release documentation including CHANGELOG entry, announcement text, and validation. Run before tagging a new release.

Use this skill when gathering knowledge at scale before making decisions - technology evaluation, SOTA analysis, codebase archaeology, competitive analysis, or any investigation requiring multiple sources. Activates on mentions of research, investigate, evaluate options, what's the best, compare alternatives, state of the art, deep dive, explore the landscape, or find out how.

Generate research questions from economic phenomena

Use when completing multi-step research exploration that needs permanent storage. Trigger when user says "log research", "document research", "save research", or when substantial investigation has been completed (library comparisons, architecture explorations, tool evaluations, domain deep-dives). Store full research in context-hub and create concise decision-log pointer.

End-to-end Research-Plan-Implement pipeline using parallel subagents. Each phase (research, plan, implement) runs in its own context window with file artifacts as the communication channel between phases.

Researches court documents, indictments, plea agreements, and sentencing records. Use when the album subject involves legal proceedings or criminal cases.

Performs quick research using web search and synthesis when user asks about unfamiliar topics, new technologies, or needs current information. Activates on questions like 'how does X work', 'what is Y', or when encountering unknown concepts. For deep comprehensive research, suggests knowledge-builder command.

Reverse shell techniques playbook. Use when establishing remote shells including language one-liners, encrypted shells (OpenSSL/socat/ncat), web shells, PTY upgrades, file transfer methods, PowerShell shells, and Windows payload generation.

Use when setting up route loaders or optimizing navigation performance. Integrates TanStack Router with TanStack Query for optimal data fetching. Covers route loaders with query prefetching, ensuring instant navigation, and eliminating request waterfalls.

Help users plan and run effective team offsites. Use when someone is organizing a team retreat, planning a strategy offsite, trying to improve remote team cohesion, or preparing for quarterly planning sessions.

Save the current conversation, answer, or insight into the Obsidian wiki vault as a structured note. Analyzes the chat, determines the right note type, creates frontmatter, files it in the correct wiki folder, and updates index, log, and hot cache. Triggers on: "save this", "save that answer", "/save", "file this", "save to wiki", "save this session", "file this conversation", "keep this", "save this analysis", "add this to the wiki".

The industry standard library for machine learning in Python. Provides simple and efficient tools for predictive data analysis, covering classification, regression, clustering, dimensionality reduction, model selection, and preprocessing.

Orchestrate parallel scientist agents for comprehensive analysis with AUTO mode

Generates minimal macOS Seatbelt sandbox configurations. Use when sandboxing, isolating, or restricting macOS applications with allowlist-based profiles.

Choose the right serialization format for .NET applications. Prefer schema-based formats (Protobuf, MessagePack) over reflection-based (Newtonsoft.Json). Use System.Text.Json with AOT source generators for JSON scenarios.

Maintains a structured running-notes document during long work sessions. Use when the user says "session notes", "update notes", "start session notes", "show session notes", or when you recognize the current session has accumulated enough state (decisions, corrections, files touched, errors) that it risks being lost under context pressure. Stores notes as a procedure memory tagged [session-memory, active] so they survive container death within the same session thread.

Use at the beginning of every work session - establishes context by checking GitHub project state, reading memory, verifying environment, and orienting before starting work

Session management, conversation history, and checkpoints

Setup or update repository engineer skill with validated, multi-file knowledge

Teaches the singleton pattern for managing a single shared instance. Use when exactly one instance of a class or object is needed to coordinate actions across your application.

Scaffold or absorb new SKILL.md files against the unified AgentOps template. Triggers: "create a skill", "scaffold skill", "absorb external skill", "new skill".

Optimize Apache Spark jobs with partitioning, caching, shuffle optimization, and memory tuning. Use when improving Spark performance, debugging slow jobs, or scaling data processing pipelines.

Create Spotify playlists using spoti-cli CLI. Use when: (1) user wants a playlist, (2) user says "playlist", "spotify", "music for", "songs for", (3) user describes a mood or activity implying music ("deep work", "chill", "workout"), (4) user asks for music based on their day/vault/logs. Supports vault-aware playlist generation by reading Obsidian daily logs to infer mood and context.

Prepare for the next sprint. Reviews your board and drafts your sprint plan message.

This skill should be used when the user asks to "create financial projections", "build a financial model", "forecast revenue", "calculate burn rate", "estimate runway", "model cash flow", or requests 3-5 year financial planning for a startup.

Systematically evaluate completed short stories or novel chapters to identify strengths, weaknesses, and improvement opportunities. Use after drafting to assess whether the piece achieves its narrative goals.

Build and manage custom trading strategies with natural language

Use when executing implementation plans with independent tasks in the current session

Use when executing implementation plans with independent tasks in the current session

Use when executing implementation plans with independent tasks in the current session

System-level error-handling — classification (programmer / validation / domain / transient / resource / poison / contract / unknown), per-class strategy (fail-fast / retry+budget / compensate / circuit-break / shed-load / DLQ / escalate), propagation + translation across layers, observability.

Generates 3-4 strategic talk angles with strength/weakness analysis, title options, CFP descriptions, and a peer feedback draft, then enforces a mandatory CHECKPOINT for user confirmation before scripting. Use when deciding how to frame a talk, preparing a CFP submission, or choosing between multiple narrative angles.

Identify and capture SERP features for target keywords — featured snippets, People Also Ask boxes, knowledge panels, and rich results. Use when the user asks about featured snippets, position zero, PAA optimization, rich results, schema markup for SERP features, or how to get more SERP real estate.

Provides guidance on creating custom error types with thiserror, including proper derive macros, error messages, and source error chaining. Activates when users define error enums or work with thiserror.

Three.js interaction - raycasting, controls, mouse/touch input, object selection. Use when handling user input, implementing click detection, adding camera controls, or creating interactive 3D experiences.