Signal API

Encrypted messaging for developers

Signal provides the gold standard in encrypted messaging. Limited API access but the protocol is open and used by WhatsApp, Google Messages, and others.

Panel Reviews

The Builder

Developer Perspective

Skip

“No official API for building on top of Signal. The protocol is brilliant but the platform is intentionally closed.”

The Skeptic

Reality Check

Ship

“The best encrypted messaging app. Zero compromise on privacy. But it's a user tool, not a developer platform.”

The Futurist

Big Picture

Ship

“The Signal Protocol is the most important encryption innovation of the decade. Every major messenger uses it.”