EBML, or Extensible Binary Meta-Language, is a simple XML like binary language for describing data in structured style. EBML was originally designed for use in the Matroska project, but the developers saw that EBML was very flexible and extensible.
Wcd is another Norton Change Directory (NCD) clone. Wcd is a command-line program to change directory fast. It includes a full screen interactive directory tree browser with speed search and a fast way to choose between multiple matches.
File System Tool -- detects problems on FAT and HPFS filesystems.