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The decision-first workflow management platform that turns architectural decisions into executable constraints for your AI coding agents, ensuring they never lose project context.

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What is Hopsule?

Hopsule is a universal memory and governance layer for your software architecture. It provides a decision-first workflow where architectural choices are tracked, enforced by AI, and bundled into portable context packs so your developers and AI assistants never lose the “why” behind the code.
  • Immutable decisions: Once an architectural decision is ACCEPTED, it becomes locked, creating a reliable, trustworthy audit trail.
  • Portable context packs (Capsules): Bundle decisions and their rationale (memories) to share instantly across Claude, ChatGPT, Cursor, and your team.
  • Automated enforcement: Real-time IDE warnings and AI constraint injection prevent architectural violations before they are even committed.
  • Knowledge graph (Brain): Automatically map the relationships between decisions, memories, tasks, and conflicts to visualize your project’s technical dependencies.
  • Strict authority model: Hopsule acts as the single source of truth—the API sets the rules, and AI acts as a strictly compliant advisory layer.

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How does it work?

1

Document and accept decisions

Developers draft architectural decisions and their underlying rationale (memories). Once reviewed and accepted by a tech lead, these decisions become immutable, authoritative constraints for the project.
2

Bundle into portable context

Group related decisions and memories into “Capsules.” These portable context packs represent specific architectural rules (e.g., “Backend Authentication v2”) and can be shared across teams without copying and pasting text.
3

Enforce and retrieve everywhere

Load your Capsules into your IDE, Claude Desktop (via MCP), or query the Hopper AI chat. Hopsule automatically checks for code violations and grounds all AI suggestions strictly in your accepted project constraints.
Even when you try to fix this by dumping massive text files into an LLM, it lacks strict authority and enforcement. Signal gets buried under volume. Hopsule solves all three. Instead of static documentation, Hopsule treats architectural decisions as code. It builds an interactive knowledge graph of your project, strictly enforces accepted constraints directly in your IDE, and feeds exactly the right, authoritative context to your AI tools—keeping your architecture consistent and your team perfectly aligned.

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Why Hopsule?

Today’s software development faces a critical knowledge management crisis:

Faster Iteration

AI starts with the right context from the first message. Less back-and-forth, fewer rewrites—features move from idea to PR faster.

Higher Code Consistency

Generated code follows accepted architectural decisions and constraints across tools and developers, no drift, no contradictions.

Burn Less Tokens

Stop repeating your codebase in every prompt. Hopsule reuses verified context so you burn fewer tokens and get predictable AI costs.
Hopsule solves all three. Instead of static documentation, Hopsule treats architectural decisions as code. It builds an interactive knowledge graph, strictly enforces constraints directly in your IDE, and feeds exactly the right, authoritative context to your AI tools—keeping your architecture consistent and your team aligned.

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Get Started

Quick Start

Connect your project and create your first decision in 3 steps.

MCP Installation

Install MCP to Cursor or your favorite IDE with a single click.

AI Context Packs

Start enforcing your decisions with no context loss.