This is ridiculous. The macOS app is signed.
codesign -dv /Applications/Obsidian.app
Executable=/Applications/Obsidian.app/Contents/MacOS/Obsidian
Identifier=md.obsidian
Format=app bundle with Mach-O universal (x86_64 arm64)
CodeDirectory v=20500 size=759 flags=0x10000(runtime) hashes=13+7 location=embedded
Signature size=8975
Timestamp=Sep 29, 2025 at 12:22:41 PM
Info.plist entries=39
TeamIdentifier=6JSW4SJWN9
Runtime Version=15.4.0
Sealed Resources version=2 rules=13 files=23
Internal requirements count=1 size=172
Also, I love OSS as much as the next person, but not everything needs to be.