We just started a fun language exchange group on Discord. We use chat rooms (by instantaneous text) and spontaneously have group voice calls on various topics. Of course, we encourage language learners to pursue other activities like finding language partners and taking private lessons here at italki.
We are a mutual help group where you participate in exchanges you in your native language, and also join calls in your target language that you are learning.
You can start by getting access to the Discord application through your browser, (e.g., Google Chrome) and it is quite adequate to use it this way. Hope to see some of you soon in our group. Here's an invitation :