What's New 📢

• Append (previously Concat)
• Await (experimental)
• AwaitCompletion (experimental)
• Backsert
• Cartesian (new overloads)
• Choose
• CompareCount
• CountDown
• Memoize (experimental)
• Transpose
• Window (previously Windowed)
• WindowLeft
• WindowRight
• ZipLongest (new overloads)

These methods are now obsolete: ⚠️

• Concat (#496); use Append instead
• Windowed (#520); use Window instead

Breaking Changes ❌

For a complete list and details, see issues tagged as breaking changes in the 3.0 milestones, including those in 3.0 beta 1 and 3.0 beta 2.

Extension methods removed in this release:

• Incremental (#242)
• NestedLoops (#462)
• SingleOrFallback (#388)
• ToDelimitedString overloads taking zero arguments; i.e. delimiter is now always required (#229)

Release 3.0 drops builds for all version of .NET Framework earlier than 4.5.1 (#379, #329).

See Also 👀

• 3.0.0 milestone for changes in this release, including those in:
  • 3.0 beta 1
  • 3.0 beta 2
• Commit history since 2.10.0
• API delta since 2.10.0