Here is my latest apps on N1:

1: 3g watchdog
2: Album art grabber
3: Aldiko
4: Antivirus
5: Astro
6: BookmarkSB
7: Currency converter
8: Desktop visualizer
9: Dr web for android
10: Dsp manager
11: ebuddy
12: Engadget
13: Explorer
14: Flikie Wallpaper HD
15: Guidance
16: Handscent SMS
17: Installer
18: itag
19: Juicedefender
20: Linpack for android
21: Yahoo Mail
22: Manga browser
23: Mangastream
24: Marketacces
25: Metamorph
26: Mini info
27: Modinstalllocation
28: Mouthen
29: Music wizard
30: MusicGo
31: My Tracks
32: Photoshop express
33: Psxdroid
34: Pure grid calender
35: Pure grid mesenger
36: Quick boot
37: Rom Manager
38: Setcpu
39: shootme
40: Shortercut
41: Sms backup+
42: Speedtest
43: SwitchPro
44: Terminal emulator
45: Titanium backup
46: Weather widget
47: Widgetlocker
48: Moxier world
49: Notes
50: Xda
51: Gameboid
52: Beautiful live weather
53: Xiialive lite
54: Uninstaller
55: Launcherpro plus
56: Rom buddy

Htc desire have official froyo 2.2, you can download now