C7-Game/OpenCiv3

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OpenCiv3 is an open-source, cross-platform, mod-oriented, modernized remake of Civilization III by the fan community built with the Godot Engine and C#, with capabilities inspired by the best of the 4X genre and lessons learned from modding Civ3.

Is C7-Game/OpenCiv3 beginner-friendly?

In the last 30 days, C7-Game/OpenCiv3 merged 19 of 38 pull requests from outside contributors, and its maintainers usually reply within 2 days. 1 beginner-friendly issue is open now.

Stars
662
Forks
67
Open beginner issues
1
Indexed issues
112
Avg merge
5d 9h
Merged PRs (30d)
22
Dominant language
C#
License
MIT
Last GitHub push
Oct 4, 2026
Latest indexed
Oct 6, 2026
No contributing guide
No code of conduct
Beginner labels
good first issue help wanted

How to contribute to C7-Game/OpenCiv3

  1. There is no contributing guide, so start from the README and a few recently merged pull requests to see how changes are proposed.
  2. Your contributions will be published under the project's MIT license.
  3. Pick the open beginner-friendly issue below and comment that you want to work on it before you start.
Beginner friendly Everything
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Issues somebody may already be working on are listed last. List everything by date

  • Research progress is lost when switching techs before leaving the advisor screen
    Open
    • Is something wrong?
    bug game core

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    C7-Game/OpenCiv3#1084 ·

    Maintainers usually reply within 2 days

  • Palace screen is invisible in standalone mode
    Open
    • Is something wrong?
    bug godot

    Difficulty 2/5 1-3 hours Newbie friendliness 68/100

    C7-Game/OpenCiv3#1083 ·

    Maintainers usually reply within 2 days

  • Desert-coast boundaries use wrong tile graphics in standalone mode
    Open
    • Is something wrong?
    assets bug

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    C7-Game/OpenCiv3#1082 ·

    Maintainers usually reply within 2 days

  • Governor prioritizes shields over sustainable food
    Open
    • Is something wrong?
    bug game core

    Difficulty 3/5 Half a day Newbie friendliness 45/100

    C7-Game/OpenCiv3#1081 ·

    Maintainers usually reply within 2 days

  • Sliders do not correctly allocate commerce
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 22/100

    C7-Game/OpenCiv3#1080 · 1 comment ·

    Maintainers usually reply within 2 days

  • Agricultural trait isn't giving food bonus.
    Open
    • Is something wrong?

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    C7-Game/OpenCiv3#1079 ·

    Maintainers usually reply within 2 days

  • Cities with Specialists do not properly handle citizen moods.
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#1078 · 2 comments ·

    Maintainers usually reply within 2 days

  • Add Barracks, Harbor and Airport icons on Cities
    Open
    • Is something wrong?
    good first issue

    Difficulty 4/5 3-5 days Newbie friendliness 52/100

    C7-Game/OpenCiv3#1051 · 1 comment ·

    Maintainers usually reply within 2 days

  • Add various temporary pop ups
    Open
    • Is something wrong?
    good first issue

    Difficulty 4/5 3-5 days Newbie friendliness 48/100

    C7-Game/OpenCiv3#1049 ·

    Maintainers usually reply within 2 days

  • Scenify the tile info popup
    Open
    • Is something wrong?
    godot good first issue

    Difficulty 3/5 1-2 days Newbie friendliness 65/100

    C7-Game/OpenCiv3#1021 ·

    Maintainers usually reply within 2 days

  • Rival-city routing: right-of-passage and combat routing follow-ups (#371)
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#1019 ·

    Maintainers usually reply within 2 days

  • Palace production cost does not scale with empire size (fixed at 100 shields)
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 42/100

    C7-Game/OpenCiv3#1012 · 5 comments ·

    Maintainers usually reply within 2 days

  • Armies
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 35/100

    C7-Game/OpenCiv3#1011 ·

    Maintainers usually reply within 2 days

  • Military Leaders (Great Generals) — proposal and discussion
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#1006 · 1 comment ·

    Maintainers usually reply within 2 days

  • Scientific Leaders (Great Scientists) — proposal and discussion
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 35/100

    C7-Game/OpenCiv3#1005 · 4 comments ·

    Maintainers usually reply within 2 days

  • Civilopedia — proposal and discussion (data, UI, and navigation)
    Open
    • Is something wrong?

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#997 · 6 comments ·

    Maintainers usually reply within 2 days

  • Keyboard interacts with game when writing save file name
    Open
    • Is something wrong?
    bug graphics

    Difficulty 3/5 1-2 days Newbie friendliness 55/100

    C7-Game/OpenCiv3#963 · 3 comments ·

    Maintainers usually reply within 2 days

  • Transport enhancements
    Open
    • Is something wrong?
    enhancement good first issue missing-feature

    Difficulty 4/5 3-5 days Newbie friendliness 42/100

    C7-Game/OpenCiv3#943 · 1 comment ·

    Maintainers usually reply within 2 days

  • Mechanic: Goody Huts (Minor Tribes)
    Open
    • Is something wrong?
    enhancement missing-feature

    Difficulty 5/5 Over a week Newbie friendliness 35/100

    C7-Game/OpenCiv3#934 ·

    Maintainers usually reply within 2 days

  • Bombard Mechanic
    May be free again Open
    • Is something wrong?
    enhancement missing-feature

    C7-Game/OpenCiv3#927 · 6 comments · 1 assignee ·

    Maintainers usually reply within 2 days

  • AI behaviour Obvservations
    Open
    • Is something wrong?
    AI

    Difficulty 5/5 Over a week Newbie friendliness 20/100

    C7-Game/OpenCiv3#908 ·

    Maintainers usually reply within 2 days

  • Exception on city destruction
    Open
    • Is something wrong?
    bug game core

    Difficulty 3/5 1-2 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#907 ·

    Maintainers usually reply within 2 days

  • Learned tech without having prerequisite
    Open
    • Is something wrong?
    bug game core

    Difficulty 4/5 3-5 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#900 ·

    Maintainers usually reply within 2 days

  • Feature Request - HiDPI Support
    Open
    • Is something wrong?
    enhancement godot graphics

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#868 ·

    Maintainers usually reply within 2 days

  • [macOS ARM64] Crash on launch - memory corruption in CoreCLR JIT (v0.3 Dutch)
    Open
    • Is something wrong?
    bug macOS

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#865 · 5 comments · 2 reactions ·

    Maintainers usually reply within 2 days

  • City commerce
    Open
    • Is something wrong?
    game core help wanted

    Difficulty 4/5 3-5 days Newbie friendliness 48/100

    C7-Game/OpenCiv3#864 · 2 comments ·

    Maintainers usually reply within 2 days

  • Produce a scenario file with all implemented content
    Open
    • Is something wrong?
    assets data files scenario-compatibility

    Difficulty 3/5 1-2 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#825 ·

    Maintainers usually reply within 2 days

  • Add optional offset and scale attributes to the unit INI
    Open
    • Is something wrong?
    data layer enhancement good first issue graphics

    Difficulty 3/5 1-2 days Newbie friendliness 50/100

    C7-Game/OpenCiv3#824 ·

    Maintainers usually reply within 2 days

  • Support an arbitrary number of eras and avoid hard coding the era names
    Open
    • Is something wrong?
    assets data files enhancement

    Difficulty 5/5 Over a week Newbie friendliness 22/100

    C7-Game/OpenCiv3#655 ·

    Maintainers usually reply within 2 days

  • Raspberry Pi support
    Open
    • Is something wrong?
    godot infrastructure prototype

    Difficulty 5/5 Over a week Newbie friendliness 22/100

    C7-Game/OpenCiv3#487 · 1 comment ·

    Maintainers usually reply within 2 days

  • Standardize third party license credits
    May be free again Open
    • Is something wrong?
    documentation question

    C7-Game/OpenCiv3#477 · 2 comments · 1 assignee ·

    Maintainers usually reply within 2 days

  • Provide stand-in assets for all files loaded from Civ3
    Open
    • Is something wrong?
    graphics help wanted prototype sound writing

    Difficulty 5/5 Over a week Newbie friendliness 20/100

    C7-Game/OpenCiv3#465 ·

    Maintainers usually reply within 2 days

  • Standardize a method to gracefully handle missing files
    Open
    • Is something wrong?
    data layer help wanted

    Difficulty 5/5 Over a week Newbie friendliness 22/100

    C7-Game/OpenCiv3#461 · 3 comments ·

    Maintainers usually reply within 2 days

  • Rescue our GitHub Projects
    Open
    • Is something wrong?
    infrastructure

    Difficulty 5/5 Over a week Newbie friendliness 20/100

    C7-Game/OpenCiv3#450 · 1 comment ·

    Maintainers usually reply within 2 days

  • Apply code formatting config to all source files
    Open
    • Is something wrong?
    question

    Difficulty 4/5 3-5 days Newbie friendliness 25/100

    C7-Game/OpenCiv3#406 · 3 comments ·

    Maintainers usually reply within 2 days

  • Add Some Background Music
    May be free again Open
    • Is something wrong?
    sound

    C7-Game/OpenCiv3#404 · 1 comment · 1 assignee ·

    Maintainers usually reply within 2 days

  • Inflate Deserialized JSON in OnDeserialized Method
    Open
    • Is something wrong?

    Difficulty 4/5 3-5 days Newbie friendliness 38/100

    C7-Game/OpenCiv3#400 · 1 reaction ·

    Maintainers usually reply within 2 days

  • If only non-defending units are left defending a city after combat, it should be destroyed
    Open
    • Is something wrong?
    bug

    Difficulty 4/5 3-5 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#395 · 2 comments ·

    Maintainers usually reply within 2 days

  • Land units should always take precedence in UI for city defense
    Open
    • Is something wrong?
    bug graphics low priority

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    C7-Game/OpenCiv3#394 · 1 comment ·

    Maintainers usually reply within 2 days

  • Compile Without Warnings
    Open
    • Is something wrong?
    low priority

    Difficulty 3/5 1-2 days Newbie friendliness 45/100

    C7-Game/OpenCiv3#393 · 1 comment · 1 reaction ·

    Maintainers usually reply within 2 days

  • AI - Very Basic Tech Chooser Logic
    Open
    • Is something wrong?
    AI

    Difficulty 5/5 Over a week Newbie friendliness 20/100

    C7-Game/OpenCiv3#391 ·

    Maintainers usually reply within 2 days

  • Cities generate science at 50%, research happens automatically
    Open
    • Is something wrong?
    enhancement

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#388 · 4 comments ·

    Maintainers usually reply within 2 days

  • Util.Civ3MediaPath Can Add Caching
    Open
    • Is something wrong?
    low priority performance

    Difficulty 2/5 1-3 hours Newbie friendliness 55/100

    C7-Game/OpenCiv3#379 · 1 reaction ·

    Maintainers usually reply within 2 days

  • Boats shouldn't be able to cross isthmuses
    May be free again Open
    • Is something wrong?
    missing-feature

    Difficulty 3/5 1-2 days Newbie friendliness 30/100

    C7-Game/OpenCiv3#369 · 2 comments ·

    Maintainers usually reply within 2 days

  • Test Freshwater Sea/Lake Requirements
    Open
    • Is something wrong?
    game core missing-feature

    Difficulty 4/5 3-5 days Newbie friendliness 25/100

    C7-Game/OpenCiv3#368 · 2 comments ·

    Maintainers usually reply within 2 days

  • Refactor AI unit strategy assignment
    Open
    • Is something wrong?
    AI

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#359 · 1 comment ·

    Maintainers usually reply within 2 days

  • Teach AI to Escort Settlers
    Open
    • Is something wrong?
    AI

    Difficulty 4/5 3-5 days Newbie friendliness 30/100

    C7-Game/OpenCiv3#358 ·

    Maintainers usually reply within 2 days

  • AI shouldn't be building navies in undefended cities, especially with barbarians nearby
    Open
    • Is something wrong?
    AI

    Difficulty 4/5 3-5 days Newbie friendliness 35/100

    C7-Game/OpenCiv3#356 ·

    Maintainers usually reply within 2 days

  • Cities next to Ponds Shouldn't Build Navies
    Open
    • Is something wrong?
    bug low priority

    Difficulty 3/5 1-2 days Newbie friendliness 30/100

    C7-Game/OpenCiv3#355 · 2 comments ·

    Maintainers usually reply within 2 days

  • Tall terrain graphics don't display greatly
    Open
    • Is something wrong?
    graphics

    Difficulty 5/5 Over a week Newbie friendliness 25/100

    C7-Game/OpenCiv3#347 · 2 comments ·

    Maintainers usually reply within 2 days

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