Disconnect Search
Open Source
Disconnect lets you search privately. Prevent search engines from tracking your searches.
Bubblehunt
Free
Bubblehunt is search platform, where you can create own search system.
Compare DuckDuckGo with alternatives
Compare Disconnect Search and DuckDuckGo and decide which is most suitable for you.
Compare Bubblehunt and DuckDuckGo and decide which is most suitable for you.