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TutorialNov 30, 2025

Federated App Store for Self-Hosted AI Agents

Apache-2.0 platform for discovering and running self-hosted AI agents with isolated containers and hybrid cloud/local control.

By Marsala Team

Context

The demand for AI agents is rapidly growing, but concerns around data privacy, vendor lock-in, and computational costs often hinder their widespread adoption, especially for sensitive applications. This tutorial introduces the concept of a "Federated App Store for Self-Hosted AI Agents," an Apache-2.0 licensed platform designed to address these challenges. It enables organizations to discover, deploy, and manage AI agents within their own infrastructure, ensuring data remains local and under their control. The platform provides isolated container environments for each agent and supports a hybrid cloud/local deployment model, offering unparalleled flexibility and privacy for AI-driven operations.

Stack / Architecture

The Federated App Store for Self-Hosted AI Agents is built upon a robust, open-source infrastructure:

  • Containerization (e.g., Docker, Kubernetes): Provides isolated and portable environments for each AI agent, ensuring dependencies are managed and conflicts are avoided.
  • Container Registry (e.g., Docker Hub, Harbor): Stores and manages container images for various AI agents, facilitating discovery and deployment.
  • Orchestration Layer (e.g., Kubernetes, Nomad): Manages the deployment, scaling, and lifecycle of AI agent containers across hybrid cloud/local infrastructure.
  • API Gateway/Service Mesh (e.g., Envoy, Istio): Handles secure communication, routing, and load balancing for AI agents.
  • Metadata Store (e.g., PostgreSQL, etcd): Stores information about available agents, their configurations, and deployment status.
  • Web Interface/CLI: Provides a user-friendly interface for discovering, deploying, and managing AI agents.

The architecture emphasizes security, scalability, and a decentralized approach to AI agent management, empowering users with full control over their AI deployments.

Playbook

  1. Deploy the Catalog: Set up the federated app store catalog within your own cloud infrastructure. This central repository will list available AI agents.
  2. Define Container Templates per Agent: For each AI agent, create a standardized container template that specifies its dependencies, resource requirements, and configuration parameters.
  3. Isolate Agents in Containers: Package each AI agent into an isolated container environment, ensuring it runs independently and securely.
  4. Expose as Plug-and-Play Modules: Configure the platform to expose these containerized agents as plug-and-play modules within your existing Marsala OS, especially for clients requiring high privacy.
  5. Implement Hybrid Deployment: Set up the orchestration layer to manage agents across both local and cloud environments, allowing for flexible resource allocation and data locality.
  6. Configure Access Control and Monitoring: Establish robust access control mechanisms for agent deployment and management. Implement monitoring for agent performance and resource usage.
  7. Onboard New Agents: Provide a clear process for adding new AI agents to the catalog, including container image submission, template definition, and security review.

Metrics & Telemetry

  • Agent Deployment Success Rate: Percentage of AI agent deployments that complete successfully. Target: >99%.
  • Container Resource Utilization: Monitoring of CPU, memory, and storage consumption by individual AI agent containers. Target: Optimal resource allocation.
  • Agent Uptime/Availability: Percentage of time AI agents are operational and responsive. Target: >99.9%.
  • Data Locality Compliance: Verification that sensitive data processed by agents remains within specified local boundaries. Target: 100%.
  • Time to Deploy New Agent: Average time from agent discovery to successful deployment. Target: Reduced by 50%.

Lessons

  • Privacy is a Differentiator: Offering self-hosted AI agents with strong privacy guarantees can be a significant competitive advantage.
  • Standardization is Key for Federation: Standardized container templates and deployment processes are essential for a scalable federated app store.
  • Hybrid Cloud Offers Flexibility: The ability to deploy agents both locally and in the cloud caters to diverse operational and regulatory requirements.
  • Security Must Be Integrated: From container isolation to access control, security must be a core consideration throughout the architecture.
  • Community and Open Source Drive Adoption: An Apache-2.0 license encourages broader adoption and community contributions, fostering a richer ecosystem of agents.

Next Steps/FAQ

Next Steps:

  • Implement a Billing and Usage Tracking System: For commercial offerings, integrate a system to track agent usage and generate billing reports.
  • Develop an Agent SDK: Provide a software development kit (SDK) to simplify the process of building and integrating new AI agents into the platform.
  • Explore Decentralized Identity for Agents: Investigate using decentralized identity solutions for agent authentication and authorization in a federated environment.

FAQ:

Q: How can I ensure the security of self-hosted AI agents? A: Security is multi-layered: container isolation, robust access control, regular vulnerability scanning of container images, and network segmentation are crucial.

Q: What kind of AI agents can be hosted on this platform? A: The platform is designed to be agnostic to the type of AI agent, as long as it can be containerized. This includes agents for natural language processing, computer vision, data analysis, and more.

Q: How does the hybrid cloud/local control work in practice? A: The orchestration layer allows you to define deployment policies that specify where agents should run (e.g., "deploy this agent to the local data center for sensitive data, and this other agent to the cloud for general tasks").

Tutorial: How to Use It

  1. Deploy the catalog in your own cloud: Install the federated app store platform—including the container registry and orchestrator—inside your private or on-prem cloud.
  2. Define per-agent container templates: Create configuration artifacts (Dockerfiles, Kubernetes manifests) that describe how every AI agent is packaged, including dependencies, ports, and environment variables.
  3. Expose it as a plug-and-play module inside Marsala OS: Wire the deployed agents into Marsala OS so privacy-sensitive customers can run them locally without sending data outside their environment.

Bibliography

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