ALB features

This document details the core features and configurations available within the STACKIT Application Load Balancer (ALB).

Feature overview & availability

The following table outlines which STACKIT ALB features are available and which are still being developed:

Feature	API	SDK	Terraform	Portal
Advanced active health checks (HTTP)	Available	Available	WIP	WIP
Basic active health checks (TCP)	Available	Available	Available	Available
Create/delete ALB	Available	Available	Available	Available
Ephemeral IP	Available	Available	Available	Available
IP block list	Available	WIP	WIP	WIP
L7 load balancing (HTTP/HTTPS)	Available	Available	Available	Available
Logs (Loki)	Available	Available	Available	WIP
Manual target security groups	Available	Available	Available	Available
Metrics (Prometheus)	Available	Available	Available	WIP
Plan changes	WIP	WIP	WIP	WIP
Private network only deployment	Available	Available	Available	Available
Resource labels	Available	WIP	Available	WIP
Routing with headers	Available	Available	Available	Available
Routing with host	Available	Available	Available	Available
Routing with path (prefix/exact)	Available	Available	Available	Available
Routing with query parameters	Available	Available	Available	Available
Session persistence (cookie)	Available	Available	Available	Available
Source IP access control (ACL)	Available	Available	Available	Available
TLS offloading	Available	Available	Available	Available
TLS bridging	Available	Available	Available	Available
Update full ALB	Available	Available	Available	WIP
Update target pools only	Available	Available	Available	Available
ALB WAF integration	Available	WIP	Available	WIP
WebSocket support	Available	Available	Available	Available