no development my ass

Core 0.18.1 was just released, and if you are currently running a full node, we advise that you update ASAP.
Release notes: https://blog.litecoin.org/litecoin-core-v0-18-1-release-233cabc26440

As some people might already be aware, there is currently work going on to add MimbleWimble to Litecoin
through extension blocks. MimbleWimble is a technology which lets people to hide the amount of coins being sent,
which alongside CoinJoin and other technologies work together to make crypto transactions anonymous and fungable.
Here's the latest monthly update on MimbleWimble: https://litecointalk.io/t/mimblewimble-progress-update-thread/26678/34?u=losh11