working with templates is good but their numbers should be increase i suggest working on the chat messenger boost its ui lovely landing page though!! ;)
I like working with its panel
Conceptboard - Instant Whiteboards for Teams & Projects
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
OpenBoard - The OpenBoard software is an interactive white board software.
Keybase Chat - End-to-end encrypted chat built into Keybase
Whiteboard Fox - Simple Online Whiteboard
Crypho - End-to-end-encrypted messaging and file sharing