BZFlag

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  1920x1080 screenshot of v2.0.14 in Slackware Linux showing compatibility with proprietary video drivers' anti-aliasing feature.
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  showing a cool explosion and such
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  The official shiny, silver logo for BZFlag from versions 1.10.x and before.
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  The official logo for BZFlag from versions 2.0 (a.k.a., 1.11.x) and after.
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  The official logo for BZFlag from version 2.0.8.
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  A screenshot from version 2.0. In the picture, "Lan", the player, fires Guided Missiles at another tank, while "dummy1_(tm)" chats.
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  It snows during the day while the ground is reflective, the radar and console are missing, and it is 00:41 in reality.
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  In observer mode as a green tank and a rogue tank battle. The rogue tank clearly destroys the green as the rogue has Guided Missiles.
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  A daytime, but rather dark, shot from version 1.7d9 while a chat message is being typed. Note the non-transparent "HUD" (console), as well as the font, both contrasting with newer versions.
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