Go 1.1

• net/http/cookiejar
• Function Calls

Go 1.2

• xml.Marshaler and Umarshaler
• encoding.TextMarshaler and Unmarshaler
• Runtime Symbol Table Format
• Field Selectors and Nil Checks
• x[i:j:k] Slice Syntax
• Preemptive Scheduler

Go 1.3

• Contiguous Stacks
• Go 1.3 Linker Overhaul
• Go 1.3 Native Client Support

Go 1.4

• Go channels on steroids
• Go 1.4 “Internal” Packages
• Go 1.4 src/pkg → src
• Go 1.4 Custom Import Path Checking
• Go generate: A Proposal
• The syscall package
• Go 1.4 Subrepo Renaming
• Go 1.4 Native Client Support for ARM
• Go Compiler Overhaul

Future Proposals

• dev.cc branch plan
• Go 1.4+ Garbage Collection (GC) Plan and Roadmap
• Better GC and Memory Allocator for Go
  • Groups Discussion
• Precise GC Stack Roots
• Go 1.3 cmd/go and os/fsnotify
• Go 1.5 os/fsnotify API
• Simple Multi-Dimensional Slices (Tables)
• Go execution modes
• Go Execution Tracer
• NUMA-aware scheduler for Go
• Go 1.5+ “External” Packages

Other Tools

• Go Oracle
• Binding Go and Java
• Go Builder Plan

Rejected Proposals

• Read-only Slices, Evaluation of read-only slices (rejected)
• Go 1.4: unsafe.Pointer arithmetic