# rlwrap > Add line editing, persistent history and prompt completion to a REPL command. > More information: . - Run a REPL command with line editing, persistent history and prompt completion: `rlwrap {{command}}` - Use all words seen on input and output for prompt completion: `rlwrap --remember {{command}}` - Better prompt completion if prompts contain ANSI colour codes: `rlwrap --ansi-colour-aware {{command}}` - Enable filename completion (case sensitive): `rlwrap --complete-filenames {{command}}` - Add coloured prompts, use colour name, or an ASCI-conformant colour specification. Use an uppercase colour name for bold styling: `rlwrap --prompt-colour={{black|red|green|yellow|blue|cyan|purple|white|colour_spec}} {{command}}`