Fool Audio Research - Here's something that keeps popping into my head. A lot of high-end audio guys build these discrete op-amps anymore. Basically they replicate the internal structure of the IC
The Top 10 Operational Amplifiers on SnapEDA – SnapEDA Blog
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High End audio components and Hi Fi Audio Gear. Sparkos Labs, Inc.
The Top 10 Operational Amplifiers on SnapEDA – SnapEDA Blog
North Reading Engineering
Hi End Op Amp Preamplifier Board With Jung Super Power Circuit Home Audio Preamp Kit - Home Theater Amplifiers - AliExpress
Op Amp In Stereo Hi-fi Tone Control Circuit – Electronics Projects Circuits