Our Latest Projects

Cloudno.de Homepage (2018)

The home page runs on Cloudno.de CMS, a content management system which is originally authored by us. It is built for high traffic and runs on our PaaS. It has a very different architecture compared to conventional CMSes:

• Runs from memory (Redis Store)
• Uses Markdown for authoring
• Fully responsive, mobile first layout
• Ajax with full support for SEO

Technologies

• Backend: Node.js server with Express and Redis database
• Frontend: Backbone with Bootstrap 3

• Language: Javascript

Cloudno.de Homepage (2019)

The home page is now statically created and runs on our S3 compatible object store. It features:

• Runs from S3 object storage
• Uses Markdown for authoring
• Reponsive, mobile first layout

Technologies

• Backend: Minio S3 object storage, Cactus for Mac generator
• Frontend: Generated HTML5, Node.js build system
• Languages: Python, Javascript

(Account required)

Cloudno.de Platform

It is built on Nodester as on orchestration layer for Node VMs, providing the RESTful API and on AppJet for the backend services. It features:

• Massive scaling, runs thousands of Node.js and Redis instances
• Routing grid for port-based routing
• HAProxy load balancing

Technologies

• Backend: Node.js and AppJet servers, Git, CouchDB and Redis databases
• Frontend: Google Closure with Bootstrap 3
• Languages: Javascript and Scala

Doc Site

It provides the documentation for the Cloudno.de platform and features collaboration, merging and continues builds in addition to:

• Indexed full text search
• HTML, PDF and EPub output
• Git version control

Technologies

• Backend: NGinx static server, Sphnix generator
• Frontend: generated HTML5
• Language: Python

Dev Blog

Here we blog about Cloudno.de. You will find a lot of background information. It is based on Octopress enhanced with additional plugins and features:

• Static page generation
• Fully responsive, mobile first layout
• Full text search (Lunr.js)

Technologies

• Backend: NGinx static server, Octopress generator
• Frontend: generated HTML5
• Languages: Ruby and Javascript

Demo of a quarter of North Rhine–Westphalia, Germany

Map Server

Our map server makes it easy to integrate interactive maps in mobile and web applications. We are maintaining a geo database with up-to-date data from the OpenStreetMap project. From this data we render custom styled maps. For offline use we provide ISO and mbtiles formats. Map server features:

• Custom styled maps
• CC-BY-SA license (no third party fees)
• Geocoding

Technologies

• Backend: NGinx static or Node.js tilestream server
• Frontend: Leaflet
• Language: Javascript

Microlog Homepage

The site you are currently browsing. It is fast, light-weight and features an integrated blog system in addition to:

• Static page generation
• Fully responsive, mobile first layout
• Markdown authoring

Technologies

• Backend: NGinx static server, Cactus for Mac generator
• Frontend: HTML5 with Bootstrap 3
• Languages: Python, Javascript

JGate AppJet Cloud

This is the original version of hosted Javascript. JGate is built on a custom multi-tenant version of AppJet, which was the first engine for server-side Javascript before Node.js. It features:

• Server in a Jar
• Online IDE with instant publishing
• Online version control

Technologies

• Backend: AppJet
• Frontend: HTML with JQuery
• Languages: Scala, Javascript

Tab Manager Extension

This is an extension for the Chrome browser to manage and store many tabs. It works offline and uses the browser's built-in database localstorage. This technology allows platform independant applications that run on any platform where Chrome is available, including ChromeOS. It features:

• Offline mode using localstorage
• Automatic updates by Chrome
• Distribution through the Chrome Web Store

Technologies

• Backend: n/a
• Frontend: Grunt.js, Node.js build system
• Languages: Jade, Javascript

Netatmo Alexa Skill (inoffiziell)

This skill allows you to ask Alexa for weather data from your personal Netatmo weather station. It features:

• Voice commands with several utterances and dynamic slots
• Secure authenticated communication with Amazon and Netatmo servers
• Distribution as Amazon Skill

Technologies

• Backend: Node.js lambda on our Saas
• Frontend: Node.js build system
• Languages: Javascript