Most of the mods below from the past five years require the Source SDK Base 2013 Singleplayer package, which you can find under the 'Tools' header in your Steam library. Valve have updated, tweaked, tuned and repacked it a half-dozen times, breaking some older releases. While Half-Life 2 modding has been a constant almost since the day the game launched, the game's code base has not been.

Below, a hand-picked basket of goodies, and a crowbar to open it. Want to turbo-charge the original game, or send Gordon Freeman on a whole new adventure? We've got you covered both ways, plus a trio of Silent Hill-inspired spookfests. Chances are that Half-Life 2 and its expansions have been gathering dust on your Steam account for years now, so here's a quick refresher - mostly focused on the past five years - on what's available, single player-wise. Half-Life 2 is nearly fifteen years old now, and despite Valve's sequel plans seemingly fizzling out, it doesn't look a day over ten thanks to the efforts of modders.

Every other Monday, Dominic gives you a reason to dust off one of your old games and dive into its mods with Modder Superior.

Half life 1 vs 2