Top 20 NuGet webhook Packages

Harpoon provides support for sending your own WebHooks. This package allows the queuing via MassTransit of notifications and webHookWorkItems.
AspNetCore context and request extensions for GitHub webhook events.
Implements data model for incoming Mailgun events to use with your custom Mailgun webhooks. This library can be used as a data model for the deserialization of this data with any JSON serializer of your choice. It even provides a handy function to verify its cryptographic signature.
Send messages to slack channels via Incoming WebHook Intergrations.
Connect to Slack using an incoming webhook url
A self-hosted slack bot for responding to outgoing webhooks.
Tweety is a server-side, .NET Standard Library to help managing Twitter Webhook APIs, Currently, Account Activity API is the only supported API, it provides Direct Messages webhook API.
- Provides a ControllerBase class to respond to webhook post requests coming from Wrike. - Handles the post request and provides abstract methods for the events of tasks on wrike.
.Net Standard Telegram Bot Api Client client for communication with the Telegram Bot API. Example webhook web application runs .Net Core 2.1, also includes a example command line tool.
GitHub webhook events and entities.
A .NET library for parsing incoming Postmark mail messages.
Github webhook handler helper
A set of utilities to work with Slack
Send a message from Sitecore to a channel on Slack when users change an item, publish or install a package
Simple .net client to publish into Slack channels using a webHook.
This package contains the runtime assemblies for Microsoft.Azure.WebJobs.Extensions.WebHooks. For more information, please visit https://azure.microsoft.com/en-us/documentation/articles/websites-webjobs-resources
ASP.NET Core WordPress WebHooks infrastructure. Contains the WordPressWebHookAttribute class and AddWordPressWebHooks method.
ASP.NET Core Trello WebHooks infrastructure. Contains the TrelloWebHookAttribute class and AddTrelloWebHooks method.