Evolution

Announcements This category is for announcements of Swift evolution proposal reviews and results, as well as other administrative announcements. Creation of new topics in this category is by site admins and Swift Core Team members only, although anyone can reply to topics once created. Proposal Reviews This category is for posting Swift Evolution proposals for review and feedback. Discussion The Evolution Discussion category is for general discussion of the evolution of the Swift language. Pitches The Pitches category is an area for pitching ideas for evolution of the Swift language prior to a formal review.

Topic	Replies	Views	Activity
About the Evolution category Evolution	0	16737	January 18, 2018
Contemplating Default Isolation Control Discussion concurrency	12	1246	July 21, 2026
SE-0538: Disconnected Proposal Reviews	3	542	July 20, 2026
[Pitch] A Structured Approach to Build and Test Results Data Pitches xcode , tools , xctest , build-tools , swift-testing	6	707	July 20, 2026
[Pitch] Literate Swift Pitches	4	656	July 20, 2026
[Review] SE-0534: Opt-in exact matching for version identifiers with build metadata Proposal Reviews swiftpm	22	911	July 20, 2026
[Pitch] @Concurrent macro Pitches concurrency	25	1343	July 19, 2026
[Pitch] Flexible Swift/C Interoperability in Packages Pitches packagemanager	1	338	July 19, 2026
[Pitch 4] Delayed Enqueuing for Executors Pitches	26	1118	July 17, 2026
ST-0026: TaskLocal test trait Proposal Reviews swift-testing	0	109	July 17, 2026
SE-0537: Section Placement Control for Functions Proposal Reviews	6	521	July 17, 2026
[Pitch] Move TopLevelEncoder and TopLevelDecoder to the standard library Pitches codable , pitch	12	528	July 16, 2026
A native, Zig-style libc for swiftlang Discussion	7	789	July 16, 2026
[Amendment accepted] SE-0525: Safe loading API for `RawSpan` Announcements	0	188	July 15, 2026
SE-0536: Package Registry Search Proposal Reviews packagemanager	9	543	July 14, 2026
[Second Review] SE-0478: File-level defaults Proposal Reviews	56	2188	July 14, 2026
[Accepted with modifications] SE-0478: File-level defaults Announcements	0	287	July 14, 2026
[Pitch] Revise Swift Testing's Attachment/Encodable interop Pitches swift-testing	1	217	July 13, 2026
[Pitch] Surfaces Pitches syntax , access-control , symbolvisibility	13	1067	July 12, 2026
Pitch: Compilation Caching Support in SwiftPM Pitches packagemanager , swiftpm	9	933	July 10, 2026
SE-0533: Generating synchronous overloads of async functions with a macro Proposal Reviews	45	2497	July 10, 2026
[Rejected] SE-0533: Generating synchronous overloads of `async` functions with a macro Announcements	0	334	July 10, 2026
[Pitch] Create official comprehensive concurrency documentation and adopt related enhanced processes Pitches concurrency , swift-evolution , documentation	2	465	July 9, 2026
[Accepted with modifications] SE-0529: FilePath Announcements stdlib , files	18	1263	July 9, 2026
SE-0535: Add CLI for editing global mirrors configuration Proposal Reviews	2	263	July 8, 2026
SE-0532: Optional noncopyable improvements and generalizations Proposal Reviews	26	1920	July 7, 2026
[Accepted with modifications] SE-0532: Optional noncopyable improvements and generalizations Announcements	0	313	July 7, 2026
[Pitch] Extending `@section` to functions Pitches	4	527	July 7, 2026
[Pitch] Package Manager HTTP Proxy Configuration Pitches	0	111	July 7, 2026
Pitch: Add CLI to edit global configuration of mirrors Pitches packagemanager , mirror	1	240	July 7, 2026