Peer Review is a reboot of Half-Life's third and final expansion, Half-Life: Decay. Return to the Black Mesa Research Facility and relive the chaos from the perspectives of Dr. Gina Cross and Dr. Colette Green.

RSS Articles
O Christmas Tree, O Christmas Tree, We're on the Way to Alpha Three

O Christmas Tree, O Christmas Tree, We're on the Way to Alpha Three

News 4 comments

Yo yo yo, and ho ho ho, bros, non-bros and occasional bros! How’s it goes? Hopefully you lovelies have all been great, because holy whoa, have we. We...

2023 Mid-Year Update

2023 Mid-Year Update

News 6 comments

We’ve made it through half of 2023, and all in all Peer Review has been doing pretty darn good throughout. Our levels are inching closer and closer...

2022 Closeout

2022 Closeout

News 6 comments

It's been a biiit since we've checked in, huh? Let's rap about that.

Midway Through 2022

Midway Through 2022

News 9 comments

We’ve somehow all survived yet another quarter, which means it’s time for you to hear about how great we’re doing!

We Now Return to Our Regularly Scheduled April

We Now Return to Our Regularly Scheduled April

News 6 comments

It’s time for us to come barging into your notes with a quarterly update once again, so we hope that’s alright.

An Update to Sate the Silence

An Update to Sate the Silence

News 10 comments

It’s that time of the year again. We know you’re hungry for an update, and this one’s quite a doozy, so strap in!

2021 Closer

2021 Closer

News 4 comments

It's been a wild last quarter, but we're here once again to (narrowly) squeeze in our promised quarterly update.

September Ender

September Ender

News 4 comments

We're back again for our regularly-scheduled quarterly update to let you all know that we haven't succumbed to the whole “another dead mod” thing.

Utilities and Explosives

Utilities and Explosives

News 15 comments

Hey-hey! Today-day we got some stuff to say-say. We Hope you’ve been well while we’ve been working!

Propensity For Intensity

Propensity For Intensity

News 3 comments

We're currently on track to hit Alpha 1 Phase 2, and while we've reached most of our requirements, this last stretch is gonna be a bit of a squeeze to...

A Peer Review New Year

A Peer Review New Year

News 8 comments

Hey, guys! Ho, ho, holy friggin’ cow, that year, am I right? As we close this chapter of history (that should have been multiple chapters actually...

Hazardous, of Course

Hazardous, of Course

News 8 comments

Welcome to the third quarterly update of Hell Year 2020! We’ve been hacking away as usual and progress this quarter has been quite nice.

Quarterly Updates Are Hard

Quarterly Updates Are Hard

News 9 comments

We promised quarterly updates, and we wanted the Q2 update to be earlier, but after posting our Q1 update, the following quarter promptly exploded. We're...

Quarterly Updates Begin

Quarterly Updates Begin

News 12 comments

Nobody likes silence, so our aim now is to start being more consistent and give you guys more regular updates. Starting now we're going to attempt to...

Alpha 1 Phase 1 Update

Alpha 1 Phase 1 Update

News 9 comments

New media, new members, and we're on track for our internal deadlines and are very close to hitting an important internal milestone.

... For April Brings Fools

... For April Brings Fools

News 12 comments

Now that we’ve gotten the industry-mandated April Fools’ Day shenanigans out of our system, we at PSR would like to offer you guys a bit of a consolation...

Source 2013 Lightmap Documentation

Source 2013 Lightmap Documentation

Props Modelling Tutorial 1 comment

A quick summary of the undocumented limitations of the lightmap system present in Source 2013 and TF2 Branch which may prevent lightmaps from rendering

Beware the Ends of March...

Beware the Ends of March...

News 6 comments

We've got some exciting news for you all! You may have noticed we've been eerily silent since first announcing the mod - that time has been well spent...

Announcing PSR Digital's Next Project...

Announcing PSR Digital's Next Project...

News 4 comments

At long last, after years in pre-production, we're finally able to show you guys what we've been quietly working on in the shadows. Here it is-- a small...