EmEditor - EmEditor is a fast Unicode text editor for Windows 7/Vista/XP/2000 supporting large files...
glogg - glogg is a multi-platform GUI application to browse and search through long or complex log files.
Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
klogg - klogg is the fork of glogg - the fast, smart log explorer.
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
LogViewPlus - Looking for a better log viewer? LogViewPlus is a professional log file viewer that can parse, read, tail, merge and analyze log files in any format. Remote log files (SFTP) and large files are supported. Easy configuration.