It's been so long... I have no idea what's changed.
Here's a list of things that I <i>think</i> might be new:
<ul>
<li>End Portal Frame</li>
<li>Podzol Variants</li>
<li>Chiseled Stone Bricks</li>
<li>Sand</li>
<li>Barrel Top Open</li>
<li>Spruce Planks</li>
<li>Sandstone Top</li>
<li>Acacia Leaves</li>
<li>Basalt</li>
<li>Bamboo Model</li>
<li>Dark Oak</li>
<li>Coal Block</li>
<li>Nether Star Variants</li>
<li>Melon</li>
<li>Fixed Base Zombie Villager</li>
<li>Fixed Vines</li>
<li>Copper Stuff</li>
<li>Panorama (WIP)</li>
<li>Amethyst</li>
<li>Removed Boat-Cat</li>
<li>Fixed Dirt Path Naming</li>
<li>New Chest</li>
<li>Saplings</li>
<li>Cobweb</li>
<li>Chain</li>
<li>Glow Lichen</li>
<li>Fixed Lever Model</li>
</ul>
Finally separated 1.19.2 and 1.19.4 so their pack format aligns.
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }