Self-hosted apps that integrate with HTTP webhooks

5 open-source, self-hostable projects list HTTP webhooks as an integration.

• ZiplineZipline is a self-hosted, open-source file upload server compatible with ShareX, featuring a dashboard, URL shortening, OAuth2, and S3 support.
• VerneMQVerneMQ is a self-hosted, open-source MQTT broker built on Erlang/OTP that scales to handle millions of IoT connections with low latency and fault tolerance.
• mqttuiMQTTUI is a self-hosted, open-source web app for monitoring and automating MQTT infrastructure with multi-broker support, rules engine, and alerting.
• sendiumSendium is a self-hosted, open-source SMS gateway bridging apps and SMPP providers with advanced routing and data sovereignty.
• SelenaCoreSelf-hosted offline smart home hub for Pi/Jetson with local voice (Vosk, Piper, Ollama), modular providers, automations, energy monitoring, multilingual UI — no cloud.