An extensive overhaul, emphasizing detailed and realistic chemistry, materials, and production. Extends the base game to marathon-style complexity.
Large total conversion mods.
| Version | Game Version | Download | Release Date | Downloads |
|---|---|---|---|---|
| 3.6.1 | 1.1 | Download | 3 years ago | 2.73K |
| 3.6.0 | 1.1 | Download | 3 years ago | 703 |
| 3.5.3 | 1.0 | Download | 3 years ago | 559 |
| 3.5.2 | 1.0 | Download | 4 years ago | 363 |
| 3.5.1 | 1.0 | Download | 4 years ago | 83 |
| 3.5.0 | 1.0 | Download | 4 years ago | 474 |
| 3.4.3 | 0.18 | Download | 4 years ago | 774 |
| 3.4.2 | 0.18 | Download | 4 years ago | 268 |
| 3.4.1 | 0.18 | Download | 4 years ago | 141 |
| 3.4.0 | 0.18 | Download | 4 years ago | 258 |
| 3.3.0 | 0.17 | Download | 4 years ago | 571 |
| 3.2.0 | 0.17 | Download | 4 years ago | 468 |
| 3.1.0 | 0.17 | Download | 5 years ago | 223 |
| 3.0.0 | 0.17 | Download | 5 years ago | 233 |
| 2.1.1 | 0.16 | Download | 6 years ago | 1.58K |
| 2.1.0 | 0.16 | Download | 6 years ago | 272 |
| 2.0.0 | 0.16 | Download | 6 years ago | 671 |
| 1.5.1 | 0.16 | Download | 6 years ago | 675 |
| 1.5.0 | 0.16 | Download | 6 years ago | 353 |
| 1.4.1 | 0.16 | Download | 6 years ago | 318 |
| 1.4.0 | 0.15 | Download | 6 years ago | 293 |
| 1.0.0 | 0.15 | Download | 7 years ago | 89 |