stashcat.

Facts

Headquarters

DE (EU)

Category

Messaging

Type

Product

GDPR-compliant

Yes

Open-source

No

Data hosting

EU

EU alternatives

• Conversations (XMPP)

  XMPP chat client for Android with OMEMO encryption

  DE · open-source

  ↗
• Delta Chat

  German open-source messenger via existing email infrastructure

  DE · open-source

  ↗
• Dino

  Modern XMPP desktop client with OMEMO encryption

  DE · open-source

  ↗
• ginlo

  German secure business messenger with GDPR compliance

  DE · commercial

  ↗
• Jami

  French peer-to-peer communication platform without a central server

  FR · open-source

  ↗
• Kontalk

  Community-driven messaging app with open standards and XMPP

  IT · open-source

  ↗
• Olvid

  French ANSSI-certified encrypted messenger

  FR · open-source

  ↗
• Quicksy

  XMPP messaging app with phone number linking for easy contact

  DE · open-source

  ↗

Also in this category

• BriarGB
• CwtchCA
• Element (Matrix)GB
• SessionAU
• SignalUS
• SimpleX ChatGB