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NetSetMan is a network settings manager which can easily switch between 6 different, visually structured profiles including:
* IP Address
* Subnet Mask
* Default Gateway
* DNS Server
* WINS Server
* Computer Name
* Workgroup
* DNS Domain
* Default Printer
* Network Drives
* NIC Status
* SMTP Server
* Hosts File Entries
* Scripts (BAT, VS, JS, …)
It is not only useful and effective but [...]

BleachBit is a free software which deletes unnecessary files to free valuable disk space, maintain privacy, and remove junk. Rid your system of old clutter including cache, cookies, Internet history, localizations, logs, temporary files, and broken shortcuts.
BleachBit is designed for Linux and Windows systems, it wipes clean Adobe Reader, APT, Bash, Beagle, Chromium, Epiphany, Firefox, [...]