A powerhouse with a smart interface. If you use their "Custom Shape" feature, you can mimic the compression curves of high-end hardware. How to Get the Real Waves SSL G-Master Cheaply
If you specifically need a free "SSL-style" bus compressor that is safe and legal, these are widely considered the best: Analog Obsession "Buster SE" ssl gmaster buss compressor free download verified
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If you want to use the official plugin without paying upfront, you can use verified trial periods: A powerhouse with a smart interface
It’s important to address this directly: You can occasionally get it for free as
Waves SSL G-Master Buss Compressor is a paid, professional plugin and does not have a legitimate, permanent "free download" for the full version. You can occasionally get it for free as part of a "Buy 2 Get 2 Free" promotion on Waves Audio or during major seasonal sales. www.waves.com
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