PUBLIC PREVIEW 0.9.0 (EXPERIMENTAL; NOT STABLE). Modern Factorio 2.1 RailForge: native rail and curve guidance, twin-rail workflow, construction robots, optional elevated ramp/support planning, train ownership and saved-job safety. Requires Factorio 2.1.22+ and Forgeworks Core 0.3.10+. Player-operated routes, production reload recovery, elevated chain load-bearing, multiplayer and full Core audit are still being tested. Back up saves. Support: https://discord.gg/HwAXSv5E5d
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.
Version: 0.9.0
Date: 02. 11. 2026
Features:
- Public preview of the modern Forgeworks rail construction controller.
- Native rail and curved-rail guidance, twin-track previews and opt-in construction-robot workflows.
- Optional elevated-rail, ramp and support planning when the relevant prototypes are present.
- Operator controls for construction previews, guided routes, maintenance and saved-job review.
Bugfixes:
- Preserve unfinished construction receipts and require fresh approval after script restart.
- Verify native rail connections and source provenance before retiring completed receipts.
- Block conflicting train writers and reject unsafe or malformed saved reservations.
Compatibility:
- Requires Factorio 2.1.22 or newer and Forgeworks Core 0.3.10 or newer.
- Space Age is optional. Elevated Rails features require the relevant expansion prototypes.
Info:
- PUBLIC PREVIEW: experimental build based on DEV135. Not a stable 1.0.0 release.
- Real player-operated mixed routes, full load-bearing elevated chains, production save recovery,
two-client multiplayer and Forgeworks Core source integration remain under acceptance testing.
- Back up existing saves. Do not rely on this preview for unattended or critical rail construction.