The latest version of the Technic Launcher, v5.2, has a few new features that I've found useful. I use Technic Launcher on XP and Vista, so it's a relatively "modern" program, but it still works great on both systems. Besides, this is my preferred freeware program for installing software... ever. It's so simple - so fast - and so reliable!
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Technic launcher, v5.2, contains several new, exciting features... and also a few new bugs. It should be much easier to handle and install than before, now that the in-built search bar has been improved. Also, I've now been using it for a couple of weeks and I've found it a lot easier to deal with than before. A few problems are that the program sometimes installs the wrong kind of packs, which could be causing some problems with the Technic installer. Other than that, this program is just about perfect.