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AI & ML

Explore machine learning, AI agents, and autonomous systems

Machine Learning Deep learning, neural networks, and ML fundamentals
AI Agents Multi-agent systems and orchestration
Prompt Engineering Crafting effective prompts for AI systems
MoE Architecture Mixture of Experts patterns and implementation
LLM Integration Building with large language models
AI Development AI-accelerated development workflows
Building an AI Blog Writer: From Topic to Published Post with n8n, Claude, and GitHub
Latest

Building an AI Blog Writer: From Topic to Published Post with n8n, Claude, and GitHub

How I built an AI agent that researches my 216 blog posts, generates complete drafts with validated frontmatter, and commits directly to GitHub. Paste a topic, get a production-ready post. The first of five components in an autonomous blog publishing system.

Developer skills

Level up your development skills and productivity

Best Practices Industry-proven development patterns
Code Quality Writing maintainable and testable code
Testing Test-driven development and quality assurance
Debugging Effective debugging strategies and tools
Performance Optimization techniques and profiling
Career Growth Professional development and mentorship
Cutting Cortex LLM Costs by 90%: The Prompt Engineering Playbook
Latest

Cutting Cortex LLM Costs by 90%: The Prompt Engineering Playbook

Real-world cost optimization through strategic prompt engineering, smart model selection, and caching—with actual numbers from production

Engineering

Software architecture, system design, and infrastructure

Architecture System design and architectural patterns
Infrastructure DevOps, CI/CD, and cloud infrastructure
APIs REST, GraphQL, and API design
Databases Database design and optimization
Microservices Distributed systems and service architecture
Scalability Building systems that scale
Cleaning House: Migrating a 90-Deployment k3s Cluster to fabric-forge
Latest

Cleaning House: Migrating a 90-Deployment k3s Cluster to fabric-forge

A k3s cluster accumulated 90 deployments across 80 namespaces from a previous era. Here is the plan to strip it down and rebuild around fabric-forge.

Enterprise software

Building robust, scalable enterprise applications

Authentication OAuth, SSO, and identity management
Compliance GDPR, SOC2, and regulatory requirements
Data Management Enterprise data strategies and governance
Integration Enterprise system integration patterns
Monitoring Observability and incident management
Migration Legacy system modernization
Zero-Downtime Database Migrations
Latest

Zero-Downtime Database Migrations

Techniques and patterns for performing database schema migrations with zero downtime in production environments

News & insights

Latest trends, updates, and industry insights

Product Updates New features and announcements
Industry Trends Emerging technologies and patterns
Case Studies Real-world implementation stories
Community Developer community highlights
Interviews Expert insights and conversations
Research Technical research and findings
From Obstacles to Teammates: How Automation Built Itself a Better Partner
Latest

From Obstacles to Teammates: How Automation Built Itself a Better Partner

The story of fabric-forge and fabric/social — what happens when you stop fighting your tools and start listening to them.

Open Source

Contributing to and building open source software

Getting Started Your first open source contribution
Maintainership Managing open source projects
Licensing Understanding open source licenses
Community Building Growing and nurturing communities
Documentation Writing effective project docs
Sponsorship Funding and sustaining projects
Git-Steer Can Contribute to Other People's Repos Too
Latest

Git-Steer Can Contribute to Other People's Repos Too

Git-steer forked PegaProx, an open-source Proxmox management platform, audited the codebase, and submitted 10 pull requests in a single session.

Security

Application security, best practices, and threat mitigation

Authentication Secure auth patterns and implementation
Vulnerabilities Common security issues and fixes
Encryption Data protection and cryptography
DevSecOps Security in the development lifecycle
Compliance Security standards and regulations
Incident Response Handling security incidents
What the IBM X-Force Report Taught Us About Securing Our Own Tools
Latest

What the IBM X-Force Report Taught Us About Securing Our Own Tools

After reading the IBM X-Force Threat Intelligence Index, we audited git-steer — an MCP server with autonomous access to GitHub repos. Here's what we found and fixed.

Infrastructure

DevOps, CI/CD, and cloud infrastructure

44 posts

Engineering

From 'Check My Repos for CVEs' to an Autonomous Security Operations Engine

How a 10-minute ask turned into a full-blown v0.2.0 release — building autonomous security sweeps, ITIL change management, compliance reports, and an analytics dashboard in a single session.

Engineering

Building an Automated Blog Content Pipeline with n8n, ImageMagick, and Claude

How I built a 12-node n8n workflow that takes a topic and produces a fully published blog post with hero images, OG images, and deployment verification.

Engineering

Infrastructure as a Fabric: How a Qdrant MCP Server Led Me to Rethink Everything

What started as building an MCP server for Qdrant turned into a complete rethinking of how I approach infrastructure — borrowing from knitting, weaving, and guerrilla textile art to create a new design philosophy called IaaF.

Engineering

Watching Infrastructure Learn From Itself: A Claude Code Reflection

From fixing an MCP server bug to discovering a self-aware infrastructure ecosystem—reflections from an AI assistant watching systems that remember, coordinate, and compound their intelligence.

Engineering

Taming Longhorn: How Snapshot Limits Saved Our K3s Cluster from Disk Pressure Disasters

A practical guide to preventing unbounded storage consumption in Kubernetes with Longhorns snapshotMaxCount parameter. Learn how we reduced potential disk usage by 98% and brought cortex-qdrant back to replicated storage.

Engineering

Pattern: Privacy-preserving distributed computing architectures for sensitive workloads

Cortex explores Privacy-preserving distributed computing architectures for sensitive workloads

Engineering

Building the Cortex Fabric Network: A Day of Infrastructure Evolution

Transforming Cortex from monolithic to distributed fabric network with six domain-specific AI activators, Redis Streams orchestration, and MCP protocol integration - solving protocol mismatches, cluster capacity, and cross-namespace secrets

Engineering

Building the Cortex Fabric: A Day of Infrastructure Engineering

How we unified three disconnected clients into a resilient event-driven fabric connecting 14 MCP servers across k3s, enabling true session continuity.

Engineering

From Chaos to Clarity: A 15-Minute Network Redesign That Should've Taken 8 Hours

How an AI agent learned to stop running ahead, listen to the human, and redesign a Kubernetes network architecture in 15 minutes using GitOps. Lessons on knowing when to stop, analyze, design, and implement.

Engineering

Enhancement: Implement event-driven architecture using Kubernetes controller patterns for system integrations

Explore how Kubernetes controller patterns enable event-driven architectures for resilient, scalable system integrations that align with cloud-native principles

Engineering

Implementation: Add custom resource management capability for teams to define their own infrastr

Cortex explores Add custom resource management capability for teams to define their own infrastructure patterns

Engineering

Enhancement: Implement webhook-based validation for Cortex configuration changes before they

Cortex explores Implement webhook-based validation for Cortex configuration changes before they are applied

Engineering

Implementation: Implement controller-runtime style metrics and observability for Cortex's intern

Cortex explores Implement controller-runtime style metrics and observability for Cortex''s internal processes

Engineering

Concept: Study Custom Resource Definitions (CRDs) and how they extend Kubernetes API with

Cortex explores Study Custom Resource Definitions (CRDs) and how they extend Kubernetes API with domain-specific objects

Engineering

Concept: Learn Kubernetes operator pattern and its role in extending cluster functionalit

Cortex explores Learn Kubernetes operator pattern and its role in extending cluster functionality through custom controllers

Engineering

Enhancement: Implement automatic network policy generation based on observed traffic patterns

Cortex explores Implement automatic network policy generation based on observed traffic patterns

Engineering

Implementation: Add network policy monitoring to track blocked connections

Cortex explores Add network policy monitoring to track blocked connections

Engineering

Deploying 10 Langflow Workflows to Kubernetes: A GitOps Journey in 45 Minutes

Successfully deployed 10 production-ready Langflow workflows to Kubernetes via GitOps. Overcame ConfigMap quota limitations and immutable Job constraints to achieve full deployment through ArgoCD auto-sync in under an hour.

Engineering

From Good to Great: A Kubernetes Infrastructure Transformation

Over a single focused session, transformed the Cortex k3s infrastructure from functional to production-grade by implementing proven enterprise Kubernetes patterns across 120 resources spanning 7 namespaces. Achieved 99%+ deployment success, zero-downtime updates, and defense-in-depth security.

Engineering

From Chaos to GitOps: How We Tamed 6,247 Files and Built a Self-Healing Infrastructure

A journey from scattered local development to a fully automated GitOps workflow in 90 minutes. Migrated 6,247 files, 120 Kubernetes resources, and achieved 100% auto-sync with ArgoCD-powered self-healing infrastructure.

Engineering

The Future of Infrastructure AI-Assisted Kubernetes Platform Evolution

We're creating an AI-assisted infrastructure management system that learns, evolves, and improves itself autonomously. This AI-generated roadmap represents the next phase of Cortex's evolution from functional prototype to production-grade, self-improving platform.

Engineering

From USB TPU to Kubernetes: Building an LLM Router Mesh

How a hardware acceleration project evolved into a distributed LLM routing mesh on Kubernetes, using cascade inference with tiny quantized models to route requests 95% faster while saving compute costs

Engineering

From Development to Distributed: Building a Self-Executing Multi-Agent System

Building a chat interface that creates tasks in natural language, processed by a distributed multi-agent system on a 7-node Kubernetes cluster - completely autonomous, with the system building itself

Engineering

30 Minutes vs 4 Weeks: When AI Orchestrates Infrastructure

Migrating Cortex coordination system from JSON files to production PostgreSQL in 30 minutes - 672x faster than traditional IT, with complete monitoring, zero data loss, and production-ready deployment

Engineering

Deploying Redis-Backed Catalog Service: From 500ms to 1ms Asset Lookups

Rebuilding the Cortex catalog service with Redis backend on K3s cluster - achieving 500x performance improvement with sub-millisecond lookups, high availability, and automated discovery

Engineering

From 80% Memory Panic to Optimized Excellence: Our K3s Cluster Transformation

A deep dive into diagnosing, optimizing, and future-proofing a production Kubernetes cluster - how we transformed perceived chaos into optimized excellence

Engineering

Brother-Assisted Multi-Environment Deployment: Cortex Goes Distributed

Deploying Cortex across macOS and k3s using a novel "brother pattern" for collaborative AI deployment. Two instances, 60 workers, infinite scalability—from desktop to distributed infrastructure in 60 minutes.

Engineering

Building a Production-Grade K3s Cluster with BGP Cross-VLAN Routing

A complete guide to building production-ready Kubernetes infrastructure using K3s, MetalLB BGP mode, and UniFi UDM Pro for seamless cross-VLAN routing. Learn how to deploy enterprise-grade networking in your homelab with automatic failover and dynamic route updates.

Engineering

From Zero to Production K3s in 18 Minutes: An Autonomous Infrastructure Adventure

How I deployed a complete production-grade Kubernetes cluster with monitoring, storage, security, and automation—fully autonomously with zero manual steps. 3 nodes, 80 gigabytes storage, complete observability stack, and parallel execution magic.

Engineering

Deploying a Complete SIEM Stack to K3s Using AI Agents: A Cortex Story

AI-orchestrated deployment of Wazuh SIEM + n8n automation + MCP servers to a 3-node K3s cluster via Proxmox API. Complete stack deployed in 45 minutes with zero manual SSH access - from GitHub repo creation to pod deployment.

Engineering

When VLANs Go Silent: Troubleshooting Network Isolation Between UniFi and Proxmox

A deep dive into debugging inter-VLAN routing failures across virtualized infrastructure. Three stacked misconfigurations - VLAN ID set to Auto, invalid bridge IP, and empty bridge-ports - created a perfect storm where DHCP worked but routing failed.

Engineering

Migrating from Netlify to Cloudflare Pages: Done in 10 Minutes

How we migrated two production sites from Netlify to Cloudflare Pages in just 10 minutes with zero downtime, gaining better performance, unlimited bandwidth, and simplified infrastructure.

Engineering

Load Balancing Techniques for High Availability

Deep dive into load balancing strategies, algorithms, and real-world patterns for building highly available distributed systems.

Engineering

From LXC to VMs: The k3s Migration Story

We migrated our k3s Kubernetes cluster from LXC containers to full VMs on Proxmox, achieving better isolation, full kernel access, and a cleaner foundation for future growth - all orchestrated by Cortex autonomous agents.

Engineering

Building Resilient CI/CD Pipelines

Design patterns for building reliable, fast, and maintainable CI/CD pipelines that scale from startups to enterprises: retry logic, caching, parallelization, and failure recovery.

Engineering

East Bound and Down: Building 4 Enterprise Features in 20 Minutes

How Cortex implemented observability, quality assurance, security hardening, and AI-driven intelligence—8-12 weeks of work in 20 minutes using parallel autonomous agents. A case study in meta-programming at maximum velocity.

Engineering

Building a Parallel CVE Scanning System in 45 Minutes

How we built enterprise-grade CVE scanning with parallel AI agents, achieving 100% portfolio health across 1,349 dependencies in 45 minutes vs. 40+ hours estimated.

Engineering

Building the Future: Cortex Gets a Workflow Executor

Using Cortex to build Cortex's workflow execution engine with DAG resolution, parallel execution, state management, and four trigger types. A meta-programming journey achieving 7.1x speedup.

Engineering

Infrastructure as Code Best Practices with Terraform

Battle-tested patterns for managing infrastructure with Terraform: state management, module design, CI/CD integration, and avoiding common pitfalls.

Engineering

Horizontal vs Vertical Scaling: Choosing the Right Strategy

A practical guide to scaling strategies, exploring when to scale up versus scale out, with real-world examples and cost analysis.

Engineering

Distributed Tracing in Microservices: From Chaos to Clarity

Learn how distributed tracing transforms debugging microservices architectures, with practical examples using OpenTelemetry, Jaeger, and real-world troubleshooting scenarios.

Engineering

Unifi Cloudflare Ddns: Cloudflare Worker enabling UniFi devices to dynamically update DNS A/AAAA records

Cloudflare Worker enabling UniFi devices to dynamically update DNS A/AAAA records

Engineering

Unifi Grafana Streamer: Real-time UniFi event streaming to Grafana via MCP

Real-time UniFi event streaming to Grafana via MCP

Engineering

Service Mesh: Istio vs Linkerd - Choosing the Right Solution

A comprehensive comparison of Istio and Linkerd service meshes, exploring their architectures, performance characteristics, and ideal use cases.