Nabu Casa provides Home Assistant Cloud, a subscription service that adds secure remote access, voice assistant integration, and cloud backup to self-hosted Home Assistant smart home setups. The service is built on open-source code and prioritizes user privacy, with end-to-end encryption ensuring that Nabu Casa cannot access user data. It also funds the ongoing development of the Open Home Foundation's projects, including Home Assistant and ESPHome.
Funding
Funding not disclosed
Founders
Product
Problem
Self-hosted smart home platforms like Home Assistant often lack easy, secure remote access and integrated voice assistant support, requiring complex manual configuration or exposing users to privacy risks. Users also need reliable backup solutions and seamless connectivity with mainstream voice assistants without compromising local control or data ownership.
Solution
Nabu Casa offers Home Assistant Cloud, a subscription-based service that provides secure remote access to Home Assistant instances from anywhere, with all data encrypted between the user's device and their instance. The service integrates Google Assistant and Amazon Alexa for voice control, and includes a privacy-focused voice assistant powered by Nabu's own voice technology. Cloud backups are stored on secure servers and can restore a full system on first boot, while the service also supports Webhooks and improved WebRTC. All connection and message-handling code is open source, ensuring transparency about what data is transmitted, and Nabu Casa cannot see user smart home data.
Target Audience
Primary customers are Home Assistant users who want secure remote access, voice assistant integration, and cloud backup without compromising privacy, as well as DIY smart home enthusiasts seeking a managed cloud extension for their self-hosted setup.
Features
- End-to-end encrypted remote access to Home Assistant from any device, with no data visible to Nabu Casa
- Voice assistant integration for Amazon Alexa and Google Assistant, plus a privacy-focused voice assistant using Nabu voice technology
- Automated cloud backups with full system restore on first boot after hardware failure or migration
- Open-source connection and message-handling code, allowing users to verify exactly what data is sent
- Webhooks support and enhanced WebRTC for improved connectivity and automation capabilities
- Text-to-speech and speech-to-text services powered by Microsoft Azure Cognitive Services, with no audio or text stored at rest