reCsvEditor is a cross platform CSV file editor. It can also view/update existing XML files. The editor allows for a large variety of field separators in CSV files. It will also edit very large CSV files.
R:U:A:P is a cross-platform audio player with the goal of making any function available with the fewest number of keystrokes. It can be operated over an intelligent command line or conventionally by mouse, and supports most of the popular audio formats.