Novu provides a unified API that makes it simple to send notifications through multiple channels, including In-App, Push, Email, SMS, and Chat. With Novu, you can create custom workflows and define conditions for each channel, ensuring that your notifications are delivered in the most effective way possible.

Send push notifications to your phone or desktop using PUT/POST

Generate RSS out of any Web page

Rewrite English text to find the right and clear way to communicate, even from another language.

Free, Open-source Anonymous Email Forwarding

A note-taking tool
for networked thought.
As easy to use as a document. As powerful as a graph database.
Roam helps you organize your research for the long haul.

patchbay.pub is a free web service you can use to implement things like static site hosting, file sharing, cross-platform notifications, webhooks handling, smart home event routing, IoT reporting, job queues, chat systems, bots, etc, all completely serverless and requiring no account creation or authentication. Most implementations need nothing but curl and simple bash snippets.

REDbot is lint for HTTP resources; it tests protocol correctness, cacheability, content negotiation and more. REDbot checks HTTP resources to see how they'll behave, pointing out common problems and suggesting improvements. Although it is not a HTTP conformance tester, it can find a number of HTTP-related issues.

Wappalyzer is a cross-platform utility that uncovers the technologies used on websites. It detects content management systems, ecommerce platforms, web frameworks, server software, analytics tools and many more.

Report URI was founded to take the pain out of monitoring security policies like CSP and HPKP. When you can easily monitor what's happening on your site in real time you react faster and more efficiently, allowing you to rectify issues without your users ever having to tell you.

A free analysis tool to check if a website is disguising third-party trackers as first-party trackers.

RSSify some content sources:

Email: get your favorite newsletters or any other types of emails straight to your RSS reader.
Telegram channel: free your Telegram chat list from channels and read them via RSS instead.
HTTP webhook (for tech-savvy people): send HTTP requests to Notifier and read them via RSS. 

Bridgy pulls comments, likes, and reshares on social networks back to your web site. You can also use it to post to social networks - or comment, like, reshare, or even RSVP - from your own web site. Bridgy is part of the IndieWeb ecosystem. In IndieWeb lingo, Bridgy offers backfeed, POSSE, and webmention support as a service.

NameQL helps you find a great domain name. It considers thousands of potential names in milliseconds and shows you the best, and only the ones where [name].com is available.

IronFunctions is an open source serverless platform, or as we like to refer to it, Functions as a Service (FaaS) platform that you can run anywhere.

The Standard Library for Functions as a Service. Discover pre-built APIs, compose your own, build apps, and move your business faster than ever with new "server-less" technology.

Powerful and simple online compiler, IDE, interpreter, and REPL. Code, compile, and run code in 30+ programming languages. including JavaScript, Python, Ruby, Java, Node.js, Go, Scheme, C, C#, C++, Lua and many more.

Create and share beautiful images of your source code.
Start typing, or drop a file into the text area to get started.

Extract entities, relationships, and context from text using the Sapien Language Engine. This general natural language understanding API is used for text analytics or for building robust conversational interfaces.

An opensource alternative to TypeForm that can create stunning mobile-ready forms , surveys and questionnaires.