I do like these 2, there are many others. Acorn Collective, Aworker, Zeex as well.
Acorn already have a huge community in their Telegram group and they have been great at promoting their crowdfunding platform to developing countries. Here is a 12 minute video of Acorn guys talking at event in Tokyo yesterday.
https://www.youtube.com/watch?v=m9gMU1dNRpU&t=14s