The Systems Library
AI systems that do the work — you make the decisions
Every system runs on your data with your API keys. No toy demos. No slides. Systems that compound — every run makes them smarter. All included with community membership.
Building Philosophy
How StackEngine systems are built
These aren’t prompts wrapped in a UI. Every system is designed around the same set of principles.
Platform agnostic
Systems run on whatever fits best — Claude Code, n8n, or combinations. No vendor lock-in. You own your infrastructure.
Systems compound
Every run builds on the last. Context persists, data accumulates, intelligence grows. A system that’s been running for months is fundamentally better than one that just started.
Interactive
You bring your data, your questions, your market. The system brings the intelligence. The conversation between you and the system is where the value lives.
Data persistence
Results are stored, tracked, and available across runs. Nothing gets lost. Every insight is connected to the research that produced it.
Human-directed
AI does the processing. You make the decisions. Explainable output with clear reasoning — not black boxes that say “trust me.”
The Systems
Five systems. Real data. Real output.
SearchScope
FlagshipAn AI agent that maps the search landscape for any topic. Expands a single topic into hundreds of keywords, analyzes Google SERPs, AI Overviews, and what ChatGPT, Perplexity, and Gemini are saying — then scores each cluster 1–10 with reasoning that explains where and how your brand should show up.
Key Capabilities
Keyword research and expansion across multiple data sources
AEO/GEO analysis and AI visibility checking
LLM mention tracking across ChatGPT, Gemini, Perplexity, and Claude
Scored cluster recommendations with competitive intelligence
IntentStack
An audience-driven content system that turns brand and audience intelligence into ideas, briefs, and finished articles. Starts with deep understanding of who they are and what they need, then produces content with clear justification for why each piece exists.
Key Capabilities
Audience intelligence and profiling
Intent-governed editorial production briefs
Article generation with contract checking
Full pipeline from intelligence to published content
NextVideo
A YouTube strategy system that researches your space, analyzes competitors, spots emerging trends, and decides what to produce next. Eight interconnected tools that build on each other — from channel strategy to production-ready briefs for filming.
Key Capabilities
Channel strategy and competitive positioning
Topic research with real YouTube and search data
Emerging trend detection and first-mover opportunities
Production advisor that ranks and sequences your video ideas
Authority Engine
An AI search intelligence system that analyzes how ChatGPT, Perplexity, Claude, and Gemini see your brand — then produces content briefs that close the gaps. Know what to create before you write a word.
Key Capabilities
Brand discovery from your website
Cross-platform AI visibility analysis
Gap analysis explaining why platforms ignore or bury your brand
Actionable content briefs with specific recommendations
DailySignal
A multi-agent system that automatically curates and writes a daily news briefing for your audience. Follows community activity — not just announcements — and scores every story through the lens of what changes what your audience can do today.
Key Capabilities
YouTube trend detection as a leading indicator
Automated news research and deduplication
Audience-scored story relevance (not just recency)
Multi-brand support from a single installation
Additional systems in development spanning SEO monitoring, AI visibility tracking, and content distribution. Members get everything as it ships.