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Nebula by Slack vs Telephone

A side-by-side look at Nebula by Slack and Telephone. For an in-depth review of either product, follow the links below.

Nebula by Slack

Nebula by Slack

Network & Admin

Nebula is a self-hosted VPN by Slack that allows teams to securely access internal tools and services without exposing them directly to the internet. It routes traffic through an encrypted overlay network to provide access without complex firewall or VPN configurations.

selfhostedencryptionaccess-controlnetworking
Telephone

Telephone

Social & Communications

Telephone is an open source SIP softphone and VoIP client for making audio and video calls over the internet. It supports standard telephony features like call waiting, call forwarding and voicemail.

voipsipsoftphonetelephonycalling