[{"data":1,"prerenderedAt":86},["ShallowReactive",2],{"seo-verification":3,"marketplace-app-en-haproxy":6},{"google":4,"bing":5},"EycwPY2XMyTkVzas3n1ygeNJFGAH513qrMjfDljzsMQ","",{"slug":7,"name":8,"description":9,"phase":10,"docsUrl":11,"logo":12,"github":13,"tagline":14,"longDescription":15,"features":16,"useCases":23,"steps":33,"faq":43,"specs":53,"compatibleOs":58,"relatedApps":60,"relatedPosts":79,"category":80},"haproxy","HAProxy","High-performance, free and open-source load balancer and proxy. Distribute traffic across multiple servers to scale your applications with health checks and failover.",1,"https:\u002F\u002Fservorbit.com\u002Fblog\u002Fdeployer-avec-haproxy-vps","https:\u002F\u002Fcdn.jsdelivr.net\u002Fgh\u002Fselfhst\u002Ficons\u002Fsvg\u002Fhaproxy.svg","https:\u002F\u002Fgithub.com\u002Fhaproxy\u002Fhaproxy","Free load balancer — distribute the load and scale your applications.","HAProxy is the reference open-source load balancer: it distributes incoming traffic across multiple application servers, checks their health (health checks) and switches over automatically in case of failure (failover). Renowned for its performance and reliability, it powers some of the largest platforms on the web.\n\nOn your ServOrbit VPS instances, HAProxy lets you scale horizontally: add servers behind the load balancer to absorb the load, with no software cost — it's entirely free.",[17,18,19,20,21,22],"L4 (TCP) and L7 (HTTP) load balancing","Health checks and automatic failover","SSL\u002FTLS termination","Load-balancing algorithms (round-robin, leastconn, hash…)","Built-in statistics and administration page","Very high performance, low latency",[24,27,30],{"title":25,"body":26},"Scale horizontally","Distribute traffic across multiple application VPS instances to handle rising load.",{"title":28,"body":29},"High availability","Fail over automatically to a healthy server if one goes down.",{"title":31,"body":32},"Database load balancing","Balance reads across multiple database replicas.",[34,37,40],{"title":35,"body":36},"Install HAProxy","`apt install -y haproxy`. The service starts via systemd.",{"title":38,"body":39},"Declare the backends","In `\u002Fetc\u002Fhaproxy\u002Fhaproxy.cfg`, define a `frontend` (listening port) and a `backend` listing your application servers and their health checks.",{"title":41,"body":42},"Enable the stats","Add a `stats` section to view the state of the backends, then `systemctl reload haproxy`.",[44,47,50],{"q":45,"a":46},"Is HAProxy really free?","Yes, HAProxy Community Edition is open source and free, with no limit on traffic or backends.",{"q":48,"a":49},"How many servers can I balance?","As many as you need. Simply add entries in the backend section; HAProxy handles thousands of simultaneous connections.",{"q":51,"a":52},"Does HAProxy handle HTTPS?","Yes, it can terminate TLS (decrypt HTTPS) or pass it through in TCP mode to your backends.",{"ram":54,"cpu":55,"stack":56,"port":57},"512 MB","1 vCPU",[8],"80\u002F443",[59],"ubuntu-24.04",[61,70],{"name":62,"slug":63,"categorySlug":64,"categoryName":65,"categoryColor":66,"logo":67,"tagline":68,"description":69},"Caddy","caddy","deploiement","Application Deployment & DevOps","text-success bg-success\u002F10","https:\u002F\u002Fcdn.simpleicons.org\u002Fcaddy","Automatic SSL for your applications — effortless HTTPS, auto-renewed certificates.","A modern web server and reverse proxy with automatic HTTPS. Let's Encrypt SSL certificates are obtained and renewed on their own, with minimal configuration via a Caddyfile.",{"name":71,"slug":72,"categorySlug":73,"categoryName":74,"categoryColor":75,"logo":76,"tagline":77,"description":78},"CrowdSec","crowdsec","cybersecurity","Cybersecurity & Bastion","text-red-400 bg-red-500\u002F10","https:\u002F\u002Fcdn.jsdelivr.net\u002Fgh\u002Fselfhst\u002Ficons\u002Fsvg\u002Fcrowdsec.svg","Collaborative protection against attacks — behavioural detection and shared threat intelligence.","Collaborative protection against attacks. Behavioural detection and threat-intelligence sharing with the community.",[],{"key":81,"slug":81,"name":82,"objective":83,"icon":84,"color":85},"reseau","Networking & VPN","Secure access and connect teams.","network","text-sky-400 bg-sky-500\u002F10",1785628475266]