Compare It! 

Powerful file compare and merge utility. Features: build-in editor with syntax highlighting, undo and wordwrap; highlights changes within lines; editing or fast by-difference merging; printing; html and text reports; zip support; Unicode support.
file compare file merge compare comparison merge.

EdIt! 

DOS text editor with support for networks, wildcards, wordwrap, multiple video modes, Unix/Mac text formats, and more! Ideal for editing groups of batch files.
edit! editor dos gui mouse network wildcard autoindent margin 28 line 43/50 line unix macintosh