| Operation: FireSweep ofs | 4 |
| Phobos IV phobos | 4 |
| Return to Lambdacore lambdacore | 4 |
| Sky Mesa skmesa | 4 |
| The Haunted Lab hauntedlab | 4 |
| Trials(Demo) trials-demov2 · trials_demoV2 | 4 |
| UNBREAKABLE unb | 4 |
| Underworld underworld | 4 |
| Unholy unholy | 4 |
| World War 3 : mission 2 ww3m2 | 4 |
| Zbyn2k_Red Alert hl-ra-f · HL_RA_F | 4 |
| Zombieland zombieland | 4 |
| aSSaSSinS assassins | 4 |
| hl1-sp-drug-barons-mod hl1-sp-drug-barons-mod | 4 |
| test test | 4 |
| A.D.I.Y.L adiyl-beta-0-1 · Adiyl_beta_0.1 | 3 |
| Aggregate Pain agpain | 3 |
| Bugstompers bugstompers | 3 |
| Catharsis catharsis | 3 |
| Chinatown Preview chinatown-preview · CHINATOWN_preview | 3 |
| Crowbar of Time tetsu0-cot · tetsu0_cot | 3 |
| Escape from Woomera escapefromwoomera-v084 · EscapeFromWoomera_v084 | 3 |
| Existence existence | 3 |
| Final RUN (v.1.0) finalrun | 3 |
| FunkyMixture funkymixture | 3 |
| G.H.O.S.T. Ops - The Avalon Project ghostops | 3 |
| Gman Island Part1 ja | 3 |
| Half-Life: Before hlb-before · before | 3 |
| Half-Life: D0wnlife downlife | 3 |
| Half-Life: Laboratories (DEMO) lab | 3 |
| Half-Life: Transit transit | 3 |
| Half-life: CS DEATHMATCH csdm | 3 |
| HalfLife : The Beginning beginning | 3 |
| High Tech ht | 3 |
| In Limbo inlimbo | 3 |
| LV-426 Episode 1 lv426 | 3 |
| Mayhem mayhem | 3 |
| Phase Transition: demo ptransition-demo · ptransition_demo | 3 |
| Plan B planb | 3 |
| Prisoner of Event prisonerofevent | 3 |
| Rot Life rotlife | 3 |
| SGTC - SG-1 Missions Demo demo-sgm · demo_sgm | 3 |
| SHORTCUT shortcut | 3 |
| Sewer sewer-beta · sewer_beta | 3 |
| The Mansion mansion | 3 |
| The Night Things 2 nightthings2 | 3 |
| Trials trials-demo · trials_demo | 3 |
| Tucked-Up tucked-up | 3 |
| Typical Disaster: the Lost Levels tdisast-ll · TDisast_LL | 3 |
| Underground2 Demo underground2 | 3 |