4 recommended

Mike Coutermarsh48Code @ Product Hunt · Written
I've been using Transmit for a couple years. Simple / easy to use. I also like that it has S3 support.
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Excellent FTP, SFTP, Amazon S3 and iDisk/WebDAV client. Fast and reliable.
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Transmit is simple, easy and well designed.
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1
Forklift 3

Alex GorischekTechnologist @ Textile Creative Studios · Written
Forklift has been my go-to for years, and they recently released an excellent redesign of it.
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1
Cyberduck

Libre (S)FTP, WebDAV, S3, B2, Azure, OpenStack Swift browser

Brandon AnzaldiSoftware Engineer @ ToTheTens · Written
I've been using Cyberduck on my Mac. Solid interface, and they've been around for years.
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FranckInJapanSenior UI/UX Designer/Developer in Japan · Written
The most complete one
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