> For the complete documentation index, see [llms.txt](https://changelog.doku.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://changelog.doku.com/december-2023.md).

# December 2023

- [DOKU Checkout - New Look](https://changelog.doku.com/december-2023/doku-checkout-new-look.md): New Look on DOKU Checkout | Tuesday, 18 December 2023
- [🎉 New Product: Promo Engine](https://changelog.doku.com/december-2023/new-product-promo-engine.md): Revolutionize Your Marketing Strategies with Promo Engine | Tuesday, 18 December 2023