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- (SmallChat)[https://small.chat/] - Free and intergrates with Slack
- (Tawk.to)[https://tawk.to] - Free!
- (Gitter)[https://gitter.im/] - For github based chat.
- (Same Room)[https://sameroom.io] - Intergrate chat platforms together.
- (Crips)[https://crisp.chat] - Fast chat!