The development text editor can use sublime text
Filezilla can be used on the FTP client.
Remote connection to SSH and other use of xmanager (recommended, with xftp, more convenient) sercurecrt can also
Write logs to record what you can see on the Internet at ordinary times with Evernote (there are cutting plug-ins in chrome and Firefox, which is very convenient)
Wireshark for capturing data packets
Httpwatch can be used to capture Local Web Access
Scan ports and those with NAMP is also more practical
There is also an advertisement terminator in chrome, which is useful for blocking advertisements.
There is also the vimium plug-in chrome, which can be used like Vim for convenience (vimfx in Firefox also feels better)
Manage icons and files on the desktop with fences, which is more convenient and elegant
You can use listary to find files.
Googledesk is also quite convenient
Personal convenient gadgets that are commonly used