VSCodium, or some similar VSCode build/derivative.
I know, I know, but the critical mass is just so useful. As a random example, there are specific extensions to support game modding in Paradox scripting language, or Rimworld XML. Nothing else has so many random niches filled.
It's fast with big files (faster than anything I've tried other than 'specialized' log readers and such), it's a fast search, it's got good git support, it's got support for sudo file editing...