Dune 2000 cinematic scene showing two characters in an intense moment

Delta Particles is a mod for Half-Life that represents a complete overhaul of the original. You play as Nick Farrell, a technical engineer at the Delta Base complex, which competes with Black Mesa. You find yourself at the epicenter of a catastrophe caused by two different experiments conducted simultaneously at both complexes.

OpenNox is an open-source game engine that is the result of collaborative community work. Its main goal is to extend and improve the original game Nox.

Expanded Info - Detailed Descriptions - an addon for the Expanded Info mod that adds short and detailed descriptions to all Daggerfall Unity items, as well as modified items from other projects.

Dinah-Mite is an atmospheric game based on GZDoom inspired by R.L. Stine's Goosebumps books. Young Duchess Dinah returns to a creepy academy where instead of lessons there are monsters, puzzles, and strange teachers. It's a dynamic action game with dialogues, unusual weapons, and fairy-tale horror.

This is possibly the best major mod for Heroes of Might & Magic V, which greatly expands the original game. It adds new objects, larger battlefields, new heroes, classes, skills, artifacts and spells, an improved map generator, smarter AI, and reworked balance, significantly increasing variety.