opengrok is the best I have used so far, java-based, can search _huge_ code base (e.g. android source code, linux kernel, whatever you throw at it) https://ora

opengrok is the best I have used so far, java-based, can search _huge_ code base (e.g. android source code, linux kernel, whatever you throw at it) https://oracle.github.io/opengrok/ https://oracle.github.io/opengrok/