Vienna is an RSS/Atom reader for macOS.
Track emails, undo sent emails, and 10 other useful features.
SSH Client and Terminal Emulator for macOS.
NetNewsWire is a free and open source RSS reader.
Mac Internet Eraser and Cleaner.
Create, edit and publish RSS and podcast feeds.
Automatically downloads complete Web sites.
Displays info about local network connections.
BookMacster is a full-featured, standalone bookmarks manager and cross-browser, multi-Mac bookmarks synchronization tool.
Transmit is an excellent FTP (file transfer protocol), SFTP, S3 (Amazon.com file hosting) and iDisk/WebDAV client that allows you to upload, download, and delete files over the internet. With the most Mac-like interface available, Transmit makes FTP as simple, fun, and easy as it can possibly be.
Nice looking application with a lot of features that will help you to download any YouTube video or the entire playlist and channel.
Navicat Premium is a database development tool that allows you to simultaneously connect to MySQL, MariaDB, MongoDB, SQL Server, Oracle, PostgreSQL, and SQLite databases from a single application.

Cloud Downloader, BitTorrent Client and Media Player.
Pro-level tool for Wi-Fi diagnostics.