VersionHistory

For versions from 1.9 and above, this section lists the versions that introduced new features or sign cheats. It only mentions final release versions, and neither alpha nor beta versions. It also omits all minor changes, bug fixes and small improvements to existing versions. For a full list of changes, check the change log on the source code page of the TTDPatch site.

Version_	Changes
V2.0	New Graphics for all vehicle types
09/25/03	Unified Maglev
	Bridge Speed Limits
	Eternal Game
	Show Full Date
	Signals on Road Traffic Side
	Electrified Railways
	New Starting Year
	Realistic Acceleration
	Error Popup Time
	New Town Growth Switches
	Miscellaneous Modifications
	Save Optional Data
	More Build Options
	Semaphore Signals
	Plant Many Trees
	More Hotkeys
	More Currencies and Euro
	Manual Track Conversion
	Enhanced Graphical User Interface
	More Town Statistics
	New Wagon Age Rating
	Build on Slopes
	Track Type Cost Differences
	New Plane Speed
	Build on Coasts
	Sell Entire Trains
	New Road Vehicle Crashes
	Stable Industries
	Cht: Semaphores to switch between semaphore and light signals
	Cht: PlantTrees to plant trees in a rectangular area around the sign
	Cht: RemoveHQ to remove the company headquarters
	Cht: Climate to switch the current climate
	Cht: Subsidy to force a new subsidy to be offered
	Cht: Debugger to activate TTD's built-in debugger
	Cht: Graphics to activate or deactivate specific new .grf files
V1.9	Go to Depot
10/29/02	New ship models and graphics
	Cht: PlayerID supports switching temporarily
	Subsidiary management
	Move red error popup windows into a corner
	Gradual loading/unloading
	Signal wait times
	Disaster selection
	Distinction between forced and regular auto-renewal
	News items generated for more events
	Custom in-game texts
	Cht: NoUnload
	Cht: ReloadEngines
	Lots of bug fixes again...
V1.8.1	Multiheaded Steam and Diesel engines smoke properly
07/24/02	Cht: PlayerID
	Feeder service
	Added Hungarian, Italian and Spanish translations
	Pre-signals without signals are green now
	Screenshots work in the Windows version too
	Many bugfixes: Ctrl key, Clearghosts, etc.
V1.8	Add extended command line options (-X...)
03/11/02	Plane crash control (by Marcin)
	Bribe option
	Show current vehicle speed
	Sign cheats optionally cost money
	New signal graphics for pre-signals
	More complex pre-signal setups
	Autorenew: automatically renew old vehicles
	Crash logger for crashes of the DOS version
	Windows 2000/XP compatibility for the Windows version
	Savegames with more vehicles now get a trp filename
	Add load option to the disk menu
	City bridges can be removed
	Cht: AllEngines, Cht: RemoveEngines, Cht: ClearPreSig
	Multihead option now has an optional speedup parameter
	Convert source code from C++ to C (by Marcin)
	... and many, many bug fixes
V1.7	TTDPatch supports the Windows version of TTD
02/24/01	Trains with additional engines for more power
	TTDPatch can swap out and leave more memory to TTD
	A low memory version that only needs 2.5 MB
	Road vehicles queue up at the station
	Cht: resetstation
	More airports allowed per city
	Many, many bug fixes
	Now patching ttdload.ovl, not ttdload.exe
	TTDPatch is now distributed under the terms of the GPL
V1.6	Several bug fixes in the cfg file, etc.
07/15/00	Keep small airports around
	Fixed eternal servicing after 2055
	Build 7x7 station with Ctrl
	Longer bridges, up to half the map length
	Multiplayer: Cheats only affect player placing signs
	Bulldoze all city roads
	Boost AI, set recursion factor
	Cht: AllNonStop and Cht: NoNonStop
	Cht: ServInt
	Automatic language selection and support for English, Dutch, French, German and Italian.
V1.5.1	Configuration file support
10/16/99	Convert source code to C++
	Convert docs to Texinfo
	Framework for multiple language support
V1.5	Turn off inflation
09/04/99	Office towers in Tropic/Arctic accept food too
	Longer stations (up to 7 squares)
	Borrow/Repay maximum amount by holding Ctrl key
	The default service interval is selectable
	Cht: DumpMemory for saving uncompressed
	Pre-signals no longer experimental
	Persistent engines won't become obsolete if in use
	Full load for any cargo type, not the whole train
	Selectable station goods
	Fixed Cht: OwnCrossing (I think...)
V1.4.3	This was just a bug fix beta version, no real release
08/16/99	Fixed -trpb and -x, they were broken (except when using -a) since V1.4
V1.4.2	Three new versions supported: German, French and Spanish 08/12/99
V1.4.1	-w switch for pre-signals now actually works
07/31/99	(no need to use -a anymore)
V1.4	More multiplayer support (now also for -l)
07/29/99	Improved algorithm to calculate load/unload times
	Mammoth trains up to 127 cars
	Cht: Renew and Cht: Owncrossing
	Pre-signals supported but still experimental
	All switches must be entered in lowercase letters now, to allow for future switches. Sorry for the inconvenience but I'm running out of letters...
V1.3	Fixed "ghost train" bug
07/16/99	Added multiplayer support
V1.2	Enable CD-only version of TTD by passing the CD drive parameter to TTDPatch
06/06/99	Stations extensible to up to 7 equal platforms
V1.1	Now also supports version V2.01.119 with a file size of 496601 bytes. 06/03/99
V1.0	First version, supports TTD V2.01.119, with an executable file size of 496543 bytes.
05/30/99	Train refitting
	Improved handling of way points to prevent trains from getting lost
	Automatic Track Conversion to Monorail or Maglev (including trains)
	Trains can be faster on hills and in curves
	More vehicles; now up to 40000 instead of just 690
	More trains, planes etc.; now up to 240 of each type

If you're interested, you can read the original announcement of version 1.0 here (Google Groups).