Top runtime issues

Where have StackTrace and StackFrame gone?

Release the Microsoft.Experimental.Collections.MultiValueDictionary

IEnumerator.Current does not throw after hitting the end of the collection.

area-System.Collections disabled-test documentation

Add API to get actual file casing in path

api-suggestion area-System.IO

Make use of Code Contracts where ever applicable.

area-Meta enhancement

XML Documentation comments not included

area-Meta documentation

JIT Optimization (Stack Usage?)

JitUntriaged area-CodeGen-coreclr optimization

double.TryParse converts small exponent to negative infinity in .NET Core 3.0+

area-System.Numerics documentation up-for-grabs

Simple Hello World app crashes with gCurrentThreadInfo: symbol not found on OSv

area-VM-coreclr question

Marshal.PtrToStructure<T> does not permit constructed generics

area-Interop-coreclr