It's much more accessible to get older versions of the game on Java. However, older versions are not available there, as the Minecraft Wiki says: ...

Players can easily play older versions of Minecraft Java Edition (Image via Sportskeeda) The Java Edition is Minecraft's oldest before Mojang released versions for different devices.

If you want to get Minecraft on PC, there are two different versions you need to be aware of.

There are many choices of what version of Minecraft to get - the free version, the Java versions and the Bedrock edition. But what makes them different?

Games Survival & Crafting Minecraft How to install mods for older versions of Minecraft Features By Wesley Copeland published November 29, 2017 ...

If you own a Chromebook, "Minecraft: Java Edition" is available to you via Linux. Here's how to download and install the popular game on a Chromebook.