ICU 4.6
All
Unicode 6.0 (#7264)
CLDR 1.9
Apple
Roll-in of ICU4C lenient date/time/number parsing changes from branch (#3579, #6109, etc.)
Regex enhancements (new API) (need to file tickets)
(Also in Google item) ICU features to support CLDR: list patterns, index characters, day periods (see tickets in Google section)
API access to more CLDR data, especially supplemental (need to file tickets)
Google
Modularization
CLDR
Formatting
Add ROUNDING_UNNECESSARY mode. In JDK, need in ICU4C. (#7572)
Unicode
C++
IBM
Note: This is a list of candidate items for ICU 4.8. IBM does not have a list for specific for 4.6. So some of these might be done for 4.6, and others might be done for 4.8.
Modulaization
Time zone formatter ( IcuBug:6325, IcuBug:7325)
API / implementation separation ( IcuBug:7098)
Multiple Jars ( IcuBug:7271)
ICU4C plug-in (?)
Localization packs (eclipse - no ticket)
Performance
ICU4J resource bundle ( IcuBug:7115, IcuBug:7116, IcuBug:7081?)
Time zone parser memory footprint ( IcuBug:6099)
Quality
Peformance regression tests ( IcuBug:7275)
Fix ASCIIsms in tests - may need rethinking of invariant characters for escape sequences ( IcuBug:7502 related to IcuBug:7565 IBM i)
C API tool should flag issues when APIs are 'born stable', and should report changes in enums and #defines ( IcuBug:7364 and IcuBug:7388)
Restrict ticket checkins ( IcuBug:7589)
Others
Collation sensitive regular expressions ( IcuBug:6310)
Time zone display name list ( IcuBug:7293)
Locale service implementation to support territory driven data properly ( IcuBug:6816)
StringSearch? J port ( IcuBug:7218)
API for data synchronization and age verification ( IcuBug:7365 continyuing IcuBug:5720)
Yahoo
Abstract date formats (#7655)