Twizzy - A macOS app for Twitter DM & tweeting from the menu bar
The main purpose of Twizzy is to be a standalone messenger for Twitter. You can use it in collapsed or expanded mode. It supports everything that messages on Twitter support: gifs, images, stickers, etc. You can also send tweets directly from the menu bar. You can attach images, gifs, polls, etc. The support for multiple accounts is coming soon.