As already told, C&C4: Tiberian Twilight Patch + Worldbuilder is Released!
Now we just need to pray we get a MOD SDK to 
Upgrade to Patch 1.02 for Command & Conquer 4 right now. This patch addresses various network/disconnect issues, adds auto-save to Campaign/Skirmish if a network disconnect occurs, support for Worldbuilder, and most importantly, skirmish/custom match tunable options such as lethality, time, victory points, and more. A wealth of gameplay tuning fixes have also been addressed. To patch, simply launch Command & Conquer 4, and the update should take place automatically over a short time in your launcher window. The full change-list is posted down below.
Download Worldbuilder > HERE <
Patch 1.02 Change-List
Campaign/Skirmish progress is automatically saved if a network disconnect occurs
- Various bug fixes in relation to crash/disconnect issues
- Skirmish / Custom Match Tunable Options:
- – Lethality
- – Time
- – Victory Points
- – Goal Point Multiplier
- – Unit Kill Multiplier
- – On/Off Map Reveal
- – On/Off Random Crates
- Worldbuilder framework added to game (Map Transfer, in-game support, etc.)
- Numerous gameplay fixes related to shell UI and in-game
