Upstream client builds.
OpenCiv3 GitHub is a community add-on for OpenCiv3. Official OpenCiv3 GitHub releases. Use the PlayBound launcher to drop the archive into the correct OpenCiv3 content folder, then enable the mod from the game's mod or content menu. Mods are versioned separately from the base game — match the recommended engine or client release before joining multiplayer, and keep a clean backup of your settings if you experiment with several packs at once. PlayBound only lists projects that publish redistributable archives or clear external download pages. Always read the upstream README for credits, required assets, and known incompatibilities.
Install with the PlayBound Launcher
The launcher installs this into mods/ for OpenCiv3. If the base game is missing, it will install that first.
Install OpenCiv3 first if you have not already — OpenCiv3 GitHub is an add-on and needs the base game.
The quickest route is the PlayBound Launcher: open OpenCiv3, find OpenCiv3 GitHub in its mods list and press Install. The launcher downloads the official release and places it in the right folder for you.
To install it by hand, download the latest release archive from github.com/C7-Game/OpenCiv3/releases.
Extract the archive into the "mods" folder inside your OpenCiv3 installation directory.
Start OpenCiv3 and enable OpenCiv3 GitHub from the in-game mods or add-ons menu. The download is roughly 120 MB.
Yes. OpenCiv3 GitHub is released under Community / External hub and costs nothing. Neither it nor OpenCiv3 has any paid content.
OpenCiv3, which is itself free. OpenCiv3 GitHub is an add-on and will not run standalone.
The PlayBound Launcher installs it in one click from OpenCiv3's mods list. You can also install it by hand — full steps are on this page.
Roughly 120 MB, on top of the base OpenCiv3 installation.
Yes. The source is published at github.com/C7-Game/OpenCiv3 under Community / External hub.