Ranked in these QuestionsQuestion Ranking
Pro Finds text inside zip files
Pro Python language integration
Python extension for Python 2 and Python 3.
Pro Repositories and packaged binaries available
Can be easily installed through official repositories for popular distros, or alternatively it can also be built from source.
Con Flawed search
Two term search fails to find documents that contain the second term that are found by searching for the first of those terms.
Con Does not index all document types natively
Since it does not index all file types natively, it may need extensions and plugins to be able to find them.