Mozilla Firefox is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Plus, thanks to the PortableApps.com launcher bundled in the Mozilla Firefox, Portable Edition, it leaves no personal information behind on the machine you run it on, so you can take your favorite browser along with all your favorite bookmarks and extensions with you wherever you go.
If you'd like a high-color icon and transparency, PuTTY Portable is designed to work with PuTTY Tray, too. Just replace putty.exe in the PuTTYPortable\App\putty directory with the PuTTY Tray executable.
WinMerge is an Open Source visual text file differencing and merging tool for Win32 platforms. It is highly useful for determing what has changed between project versions, and then merging changes between versions. It features visual differencing and merging of text files, a flexible editor with syntax highlighting, line numbers and word-wrap and handles DOS, UNIX and MAC text file formats.
7-Zip Portable is the popular 7-Zip packaged as a portable app, so you can take your file archiver with you and work with your compressed 7z, ZIP, GZIP, BZIP2, TAR, RAR files and more on the go. You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind.
PuTTY Portable is the popular PuTTY telnet and SSH client packaged as a portable app, so you can connect in to your systems on the go. You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind. PuTTY Portable ScreenshotPuTTY is a lightweight telnet and SSH client for Windows, along with an xterm terminal emulator. It allows you to securely connect to your systems while on the go.
WinSCP Portable is a free SFTP, FTP and SCP client for Windows with lots of great features: * PuTTY Portable integration * Graphical user interface * Translated into several languages * All common operations with files * Support for SFTP and SCP protocols over SSH-1 and SSH-2 and plain old FTP protocol * Directory synchronization in several semi or fully automatic ways * Integrated text editor * Support for SSH password, keyboard-interactive, public key and Kerberos (GSS) authentication * Windows Explorer-like and Norton Commander-like interfaces
The GIMP (GNU Image Manipulation Program) is a freely distributed program for such tasks as photo retouching, image composition and image authoring. It has many capabilities. It can be used as a simple paint program, an expert quality photo retouching program, an online batch processing system, a mass production image renderer, an image format converter, etc.
OpenOffice.org Portable is a complete office suite -- including a word processor, spreadsheet, presentation tool, drawing package and database -- packaged as a portable app, so you can take all your documents and everything you need to work with them wherever you go. OpenOffice.org Portable is a full-featured office suite that's compatible with Microsoft Office, Word Perfect, Lotus and other office applications. It's easy-to-use and feature-rich, performing nearly all of the functions you'd expect in an office suite, but at no cost.
portable usb-stick version also available. From lifehacker.com: "...Revo Uninstaller makes removing programs from your computer—not just uninstalling, but removing all traces—a quick and painless process. ...the default Add/Remove is notoriously slow at loading all of your installed apps; it also ...doesn't necessarily eradicate the program to your liking."