Harp Nextcloud May 2026

Unlike the legacy proxy, HaRP enables full end-to-end WebSocket communication, allowing ExApps to feature real-time collaborative editing and live dashboards.

For most users, especially those using Nextcloud All-in-One (AIO), HaRP is being integrated as the default option. harp nextcloud

HaRP makes it significantly easier to run ExApps on a different physical server than the main Nextcloud instance. Unlike the legacy proxy, HaRP enables full end-to-end

HaRP uses Fast Reverse Proxy (FRP) tunnels. This means ExApp containers do not need to expose any ports to the host or even be directly reachable by the Nextcloud server. Unlike the legacy proxy

By using a shared key and dedicated certificates, HaRP provides a more robust security model for managing external microservices. How to Install and Configure HaRP

WebSockets in Nextcloud: creating real‑time apps via AppAPI