signal-cli is an unofficial commandline interface for the Signal Messenger. It supports many Signal functions, including registering, verifying, sending and receiving messages. For registering you need a phone number where you can receive SMS or incoming calls. Alternatively signal-cli can be linked to an existing App account.
Download signal-cli for Linux
Use Signal messenger in terminal
Official download link
Use the secure download link below for signal-cli.
Click the button to begin the secure download.
Manual Flatpak install
You can also install and run signal-cli from a terminal:
flatpak install flathub org.asamk.SignalCliflatpak run org.asamk.SignalCliAbout signal-cli
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