Johannes Berger

Collect opinions from your friends within seconds

Discover the right investors for your start-up.

Ethereum node as an API

Daily tappable tech news and stories.

Accept BTC, ETH & other digital currencies in your business

A notebook that helps you plan and execute your ideas

Learn a new language with Alexa

Schedule meetings without leaving your inbox

Store and validate your ideas in one place 💡

Convert any image or video into pixel art 👾

Turn spare change into crypto 🚀🌕

Find the best place to ❤️ live, 👩‍💻 work, and 💃 play

Breed and collect adorable creatures using Ethereum

Follow anyone right from Facebook Messenger

Keep track of your office games in Slack

One desktop app for (almost) all of your messaging apps

No nonsense, real world programming challenges

Daily ideas for what to build next

Curated list of free online programming courses

The smarter way for couples to save and invest, together.