Alternatives and similar repositories for firs

Users that are interested in firs are comparing it to the libraries listed below

• andythenorth / iron-horse
  Iron Horse
  ☆23Updated this week
• EmperorJake / AXIS
  ☆17Updated 11 months ago
• citymania-org / grf-py
  A Python framework for making NewGRFs for OpenTTD
  ☆15Updated 2 weeks ago
• aidansean / OpenTTD_surveyor
  A tool for making map images from OpenTTD save games
  ☆16Updated last year
• OpenTTD / nml
  NewGRF Meta Language
  ☆49Updated this week
• JGRennison / OpenTTD-patches
  OpenTTD - http://www.openttd.org/ - with additional patches
  ☆634Updated this week
• OpenTTD-JPplus / JPengines
  JP+ Engines and Wagons. Formerly known as Japanese Secret Engines
  ☆21Updated 4 months ago
• OpenTTD-JPplus / JPplusPrivate
  ☆13Updated 3 months ago
• OpenTTD / OpenGFX2
  Base graphics set for OpenTTD
  ☆65Updated this week
• 2TallTyler / itl_houses
  A house replacement set for OpenTTD. Formerly known as Improved Town Layouts.
  ☆33Updated last month
• citymania-org / cmclient
  CityMania OpenTTD patched client
  ☆29Updated 3 months ago
• Pulsar4xDevs / Pulsar4x
  A Fan work recreation of Aurora4x in C#
  ☆166Updated last week
• OpenTTD-JPplus / JPplusMU
  JP+ Multiple Units is a NewGRF for OpenTTD, bringing new and refreshing JGR, JNR and JR multiple units to the game.
  ☆28Updated 4 months ago
• jamespetts / simutrans-extended
  Sources for the Extended branch of the popular game Simutrans
  ☆85Updated 2 weeks ago
• mattkimber / timberwolfs_trains
  A maximalist set of UK trains for OpenTTD
  ☆15Updated 4 months ago
• elmokki / nationgen
  NationGen is a program that procedurally generates new playable nations, including graphics, for the strategy game Dominions 4 published …
  ☆34Updated 3 weeks ago
• BrokenRegistry / Rotp-Fusion
  Created by Ray Fowler, Remnants of the Precursors is an open-source modernization of the original 1993 Master of Orion.
  ☆33Updated last week
• rossturner / king-under-the-mountain
  A simulation-based strategy game written in Java using LibGDX
  ☆144Updated 11 months ago
• ck2plus / CleanSlate
  A community resource, clean base from which to begin mods for CrusaderKings 2
  ☆31Updated 3 weeks ago
• daid / EmptyEpsilon
  Open source bridge simulator. Build with the SeriousProton engine.
  ☆624Updated this week
• rschurade / Ingnomia
  ☆246Updated last year
• EmperorJake / XIS
  Extreme Industry Set for OpenTTD
  ☆14Updated 2 years ago
• GarlicBread42 / GETS
  German Extrazoom Trainset for OTTD
  ☆10Updated 9 months ago
• Arch666Angel / mods
  Angelsmods Repository
  ☆93Updated 2 weeks ago
• DFHack / df-structures
  Dwarf Fortress data structure descriptions
  ☆124Updated last week
• benreid24 / Stellaru
  Stellaris save data visualization suite
  ☆88Updated 5 months ago
• 2TallTyler / improved_town_industries
  An industry replacement set for OpenTTD.
  ☆27Updated last month
• justarandomgeek / factorio-computer
  ☆37Updated 8 years ago
• zakski / accrete-starform-stargen
  An attempt to reconcile all available versions of the Accrete/Starform/Stargen solar system generator.
  ☆42Updated 2 years ago
• jjsfw-jumbi / elder-kings-ck2
  ☆33Updated 2 months ago