From Earth is a new sci-fi themed Source engine modification. The game recently came out on Steam as a free mod for Half-Life 2, and so far, it has received a positive response from the community.
Articles related to Source
How Opposing Force Dealt with the Expansion Pack Problem

This article is an opinion piece written by video game critic and Half-Life mapper David Will, creator of the popular @dot_bsp Twitter account.
In this article David examines the strengths of Half-Life’s weapon system in relation to the Opposing Force expansion pack. All views expressed in this article are his own.
Interview with INFRA Developer Oskari Samiola + 30 Copies to Giveaway!

We recently covered the launch of INFRA – A new Source-based puzzle-adventure game.
Oskari Samiola, the lead developer of Infra and founder of Finnish game studio Loiste Interactive agreed to do an interview with LambdaGeneration to talk about the game and its development.
We will also be giving away 30 copies of Infra, details about this at the end of the article.
In addition, Oskari and his team have funded LambdaGeneration’s web hosting costs for the month, we gave them a shoutout in our sidebar to say thanks!
An Extensive Review of Prospekt – The Good, The Bad and The Ugly

Prospekt is a single-player, stand-alone Source Engine game out now on Steam. Set in the Half-Life universe, players take on the role of corporal Adrian Shepherd, protagonist of Opposing Force. Revived from stasis, you are tasked with assisting Gordon Freeman with his trip to Nova Prospekt during the events of Half-Life 2.
Having released only last week, it is fair to say that Prospekt has already attracted a significant amount of criticism from the community. For the purposes of this review, we have chosen to take a systematic look at its strengths, and potential for improvement, in each of the key areas that apply to mods in general.
Please note, this review contains spoilers.
Fix a Crumbling City in ‘INFRA’ – A New Source Based Puzzle-Adventure Game, Now on Steam

Could this be the Myst of the Source engine?
‘INFRA’ is a freshly released first-person puzzle adventure game. It was initially created as a Portal 2 modification, but became a standalone Source engine title after Steam Greenlight success in 2013.
Last month, Infra finally came out on Steam, and so far, it has received a fairly positive response from the community, including a nomination for IndieDB’s Indie of the Year Awards in December 2015. We take a quick look.
Scrapped and Future Concepts of Half-Life – 5 Episodic Development Ghosts

A lot of things can change during the development of a game. Half-Life is rich with lore, and because of this, things have constantly changed during the series development.
Interview With Prospekt Developer Richard Seabrook

We recently sat down with Richard Seabrook, the developer of the upcoming fan-made Half-Life: Opposing Force sequel, Prospekt, to ask him some questions about the game and it’s development. We also put forward some questions to him from the community too.
You can watch the video interview below.
Half-Life Animator Doug Wood Retires

One of the original Half-Life developers, Doug Wood, has announced that he will be retiring from Valve after working for the company for almost 19 years.
‘Prospekt’ – Fan-Made Opposing Force Sequel Coming To Steam 11th February

If you’ve been following the Half-Life 2 modding community lately, chances are, you’ve probably heard of an upcoming game called Prospekt.
Black Mesa Developers Release ‘On A Rail Uncut’ As Steam Workshop Mod

Black Mesa Developer Chon Kemp, who we previously interviewed about his work on the upcoming Surface Tension Uncut update, has released the cut chapters of Black Mesa’s On A Rail chapter as a free mod for the Steam version of the game.