Website broken-link checker and more.
Save time by adding powerful spam filtering to the e-mail client on your Mac.
WiFi Signal lets you monitor your Wi-Fi network’s status and signal quality, notifying you about changes in your Wi-Fi connection.
Change your WiFi MAC address.

Backup software with cross-platform file synchronization.
Write, preview, publish, and archive your blog from a Mac.
Send messages and make free Viber calls.

Cyberduck is a libre server and cloud storage browser for Mac and Windows with support for FTP, SFTP, WebDAV, Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox.
The best way to use Gmail on your Mac.
Unite allows you to turn any website into a deeply customizable app on your Mac. Merge the modern web with your native macOS apps.
Dash gives your Mac instant offline access to 200+ API documentation sets.
Connect to and manage Linux web servers via a beautiful macOS application, without having to install additional software on your server.
Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing made simple—all your Internet needs in one application.
With Contacts Sync, you can quickly & easily sync your Gmail & Mac contacts so that you can have access to your contacts wherever you go.
Download videos from YouTube, Vimeo, Dailymotion, and more.