Webhooks & Event Triggers

15 self-hosted open source alternatives in this category

ChangeDetection.io

Website change detection and page monitoring with alerts

Self-hosted website and content change detection tool with filters, screenshots, and multi-channel notifications for price drops, restocks, and site monitoring.

Alternative to:

Distill.io+7

ntfy

HTTP-based pub-sub push notification service via PUT/POST

28.2k

1.1k

Last commit: 1d ago

ntfy is a lightweight HTTP pub-sub service to send push notifications to phones, desktops, and browsers via PUT/POST or a REST API.

Alternative to:

Pushover+8

Activepieces

AI-first no-code workflow automation with extensible integrations

20.4k

3.2k

Last commit: 23h ago

Open-source automation builder for creating workflows with webhooks, HTTP steps, code actions, and an extensible TypeScript-based integration framework with AI features.

Alternative to:

Zapier+17

webhook

Lightweight incoming webhook server to run commands

11.5k

867

Last commit: 8d ago

webhook is a lightweight Go server for creating HTTP endpoints that trigger scripts or shell commands with rule-based request validation.

Alternative to:

Webhook.site+2

Svix

Enterprise-ready webhook service for reliable event delivery

3.1k

223

Last commit: 4d ago

Svix is an open-source webhook service that handles event ingestion, signing, retries, and endpoint management with scalable delivery and client libraries.

Alternative to:

Svix+6

Convoy

Cloud-native webhooks gateway for reliable event delivery

2.7k

168

Last commit: 2d ago

Convoy is a cloud-native webhooks gateway to ingest, persist, debug, and reliably deliver incoming and outgoing webhooks with retries, rate limiting, and security control...

Alternative to:

Svix+2

Hook0

Open-source webhooks server and dashboard for SaaS platforms

1.3k

Last commit: 2d ago

Hook0 is an open-source Webhooks-as-a-Service platform to send events via a single API call with subscriptions, retries, persistence, and monitoring.

Alternative to:

Svix+5

Operational

Event tracking and alerting platform with push notifications

422

Last commit: 4mo ago

Open-source event tracker for tech products: ingest key events, send push notifications, run webhook actions, and monitor critical workflows in real time.

Alternative to:

Healthchecks.io+10

Webhook Tester

Self-hosted tool to capture and debug webhooks and HTTP requests

367

Last commit: 1mo ago

Capture, inspect and debug webhooks and HTTP requests with customizable responses, real-time WebSocket UI, and memory/Redis/filesystem storage options.

Alternative to:

Webhook.site+2

Frigate-Notify

Notification bridge for standalone Frigate NVR via MQTT or API

315

Last commit: 4d ago

Lightweight Go service that forwards events from a standalone Frigate NVR to Discord, Matrix, SMTP, webhooks and many services (via Apprise). Supports MQTT or direct API...

Alternative to:

Pushover+3

Overr-Syncerr

Webhook handler for subtitle sync and audio/subtitle preferences

157

Last commit: 1mo ago

Automates subtitle synchronization and user audio/subtitle preferences via webhooks from Overseerr/Jellyseerr, integrating with Sonarr, Radarr, Bazarr and Plex.

Redirecterr

Filter and route Overseerr webhooks to Radarr/Sonarr instances

123

Last commit: 3mo ago

Filter and route Overseerr webhook requests to multiple Radarr/Sonarr instances based on keywords, ratings, 4K status, requester and other configurable conditions.

github-ntfy

Bridges GitHub and Docker Hub releases to ntfy, Gotify, Discord, and Slack

Last commit: 7mo ago

Rust-based service that monitors GitHub and Docker Hub releases and forwards notifications to ntfy, Gotify, Discord, and Slack. Works as a Docker container or CLI.

Alternative to:

IFTTT+8

RapidForge

Single-binary platform for internal tools, webhooks, APIs and scheduled scripts

Last commit: 4mo ago

Single-binary platform that turns Bash/Lua scripts into HTTP endpoints, webhooks, cron jobs and visual pages with built-in auth, OAuth and credential management.

Alternative to:

Pipedream+10

TestFlight Watcher

Monitors TestFlight invite links and notifies via Pushover

Last commit: 1y ago

Node.js utility that monitors TestFlight invite URLs and sends Pushover notifications when beta slots open; configurable via .env with an optional web endpoint for manage...

Alternative to:

Distill.io+6