Deeper and Darker Mod Download: File, Source and Safety Checks
Know the source, exact file identity and what the main download button does.
The exact file on this site
The primary download URL supplied for this website points to CurseForge project 659011, file 8201775. Public release data identifies that file as deeperdarker-neoforge-1.21.1-1.4.1.jar, version 1.4.1 for Minecraft 1.21.1 with NeoForge, published June 5, 2026.
The file is not rehosted here
The button goes to the CurseForge API download endpoint. This site does not wrap the download in a countdown, substitute a mirror, package an installer around the JAR or require an advertising redirect before the file request.
Verify before you install
Check that the filename, Minecraft version and loader match the profile you intend to use. If your browser shows a different filename or your loader reports a different Minecraft branch, stop and confirm the URL and profile before continuing.
Do not disable security controls
You should not need to turn off antivirus, browser protection or operating-system security to install a Minecraft mod. If a security product warns you, investigate the URL and file identity. Bypassing warnings is not a normal installation step.
Use backups for existing worlds
Even a legitimate mod can change world data. Back up important saves before adding a dimension or world-generation mod, especially when you are updating from an older build or changing loaders.
Official project links
Use CurseForge and the KyaniteMods source repository for developer-provided project information, release notes and issue reporting. This website is independent and does not speak for KyaniteMods, Mojang, Microsoft or CurseForge.
Related guides
Continue with the portal guide, Otherside guide or troubleshooting guide.