Tiny cross-platform utility for indexing a directory and searching files there recursively by typing first few letters of file name.
Run the executable, specify the directory to index. As indexing finishes, type the beginning of the file name, press Enter and get the suggestions.
cmake -S . -B build -G "Ninja" -DCMAKE_BUILD_TYPE="Release"
cmake --build build
Application uses trie for storing file names; folder hierarchy is represented by simple trees.