DOKK / manpages / debian 13 / openttd-data / openttd.6.en
OPENTTD(6) Games Manual OPENTTD(6)

openttd — open source clone of the Microprose game “Transport Tycoon Deluxe”

openttd [-efhQxX] [-b blitter] [-c config_file] [-d [level | cat=lvl[,...]]] [-D [host][:port]] [-g [file]] [-G seed] [-I graphicsset] [-m driver] [-M musicset] [-n host[:port][#company]] [-p password] [-P password] [-q savegame] [-r widthxheight] [-s driver] [-S soundset] [-t year] [-v driver]

blitter
Select the blitter blitter; see -h for a full list.
config_file
Use config_file instead of openttd.cfg.
[level]
Set debug verbosity for all categories to level, or 1 if omitted.
cat=lvl[,...]
Set debug verbosity to lvl for a specific category cat.
[host][:port]
Start a dedicated server.

Network debug level will be set to 6. If you want to change this, set -d after setting -D.

Start in world editor mode.
Fork into background (dedicated server only, see -D).
[file]
Load file (can be either a savegame, scenario, or heightmap) at start or start a new game if omitted. file must be either an absolute path or one relative to the current path or one of the search paths.
seed
Seed the pseudo random number generator with seed.
Display a summary of all options and list all the available AIs, blitters, sound, music and video drivers, graphics sets and sound sets.
graphicsset
Select the graphics set graphicsset; see -h for a full list.
driver
Select the music driver driver; see -h for a full list.
musicset
Select the music set musicset; see -h for a full list.
host[:port][#company]
Join a network game, optionally specifying a port to connect to and company to play as.
password
Password used to join server. Only useful with -n.
password
Password used to join company. Only useful with -n.
savegame
Write some information about the specified savegame and exit.
Don't scan for/load NewGRF files on startup.

Passing -Q twice (so, -QQ ) will disable NewGRF scanning/loading entirely.

widthxheight
Set the resolution to width × height pixels.
driver
Select the sound driver driver; see -h for a full list.
soundset
Select the sound set soundset; see -h for a full list.
year
Set the starting year to year.
driver
Select the video driver driver; see -h for a full list.
Do not automatically save to config file on exit.
Do not use global folders to search for files.

Wiki (includes community maintained manual), Forum, News

Transport Tycoon Deluxe was written by Chris Sawyer and published by Microprose. openttd is a free reimplementation.

August 12, 2023 Debian