Guestboard
If Slack met Facebook Events, it'd look a lot like this.
競合・代替製品
Show HN: PaperMono, e-ink fridge magnet shopping list with mobile web page
Fridge magnet shopping list on an M5Stack PaperMono (ESP32-S3, e-ink touchscreen), synced with a phone web app over Wi-…
Let's Chat
Like Slack, but opensource and self-hosted.
HelloList
If Wunderlist and Slack had a baby
Slack Theme for VSCode
Theme your VSCode like Slack
WhatsFake
Make fake conversations that look just like WhatsApp