How to Build Your Own HAProxy
Replace HAProxy with a custom build. Powering the World's Busiest Applications
Build Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Estimated Timeline
Based on 35 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 35 features
Security(8 features)
Authentication, filtering, rate limiting, and routing for API traffic and AI/LLM prompts ensures performance and security
Fast and cost-efficient bot detection and enforcement, all done locally on your infrastructure
Multi-cluster, multi-cloud, and multi-team security policy, WAF configuration, and observability management
Maintain service availability without slowdowns, even under sustained attacks or unpredictable traffic spikes
Secure edge network providing high-capacity global ADN and threat intelligence enhanced by machine learning
+3 more in this category
Kubernetes(5 features)
Consolidate Kubernetes app routing into a single layer for reduced complexity and infrastructure costs
Fully automated external load balancing for Kubernetes deployments on-premises
Kubernetes-standard traffic routing using the Ingress API in a high-performance package
High-performance load balancing for Kubernetes clusters within one or many cloud regions
Service discovery, dynamic config generation, and multi-cluster observability via a central control plane
Traffic Management(4 features)
Advanced routing options with customization via Lua and SPOE protocols
High-performance traffic management for HTTP, TCP, UDP, and QUIC applications with legendary performance and reliability
Rate limiting capabilities for API and traffic management
Reverse proxy functionality for routing and managing application traffic
Operations(3 features)
Easy deployment of HAProxy nodes in containers with verified images on Docker Hub
Update HAProxy configuration without service interruption
Gracefully increase and drain traffic to servers during application deployments
Reliability(3 features)
Automatic circuit breaking to route traffic away from failing services
Seamless redundancy with Active/Active or Active/Standby configuration and automatic failover
Automatic retry logic for failed requests
Management(2 features)
Multi-cluster, multi-cloud, and multi-team management, observability, and automation via a central control plane
Scalable control plane providing full-lifecycle management, monitoring, and automation of multi-cluster, multi-cloud, and multi-team deployments
Performance(2 features)
Connection pooling to maximize server efficiency and performance
Protection against traffic overload to keep servers running optimally
Platform(2 features)
Flexible data plane layer providing high-performance load balancing, API/AI gateway, Kubernetes application routing, and multi-layered security
World's fastest application delivery and security platform that seamlessly blends data plane, control plane, and edge network
Cost Calculator
Pricing data not available for HAProxy. Check their website for current pricing.