Donut Browser is a local open-source antidetect browser. No account is required: create unlimited free profiles, assign HTTP, SOCKS, or WireGuard to each one, and keep data on your computer.
Best for
Many local profiles without a subscription.
Solo account work with separate proxies.
Automation through local API and MCP.
What to consider
Profiles are stored locally and use disk space.
The free plan creates profiles for your computer OS; other operating systems require Pro.
Cloud synchronization and team features are paid capabilities.