Available for free via Bing and Designer, wherein it's known as Copilot Creator:
https://www.bing.com/images/create
https://designer.microsoft.com/image-creator
Alternatively, if you have a ChatGPT subscription, you can use it there, which also allows further options such as different aspect ratios and inpainting.
Several other AI generatives are available now, but the best DALL-E 3 alternative is perhaps Ideogram, which offers a degree of more freedom and less censorship, though DALL-E 3 still handles certain details and aesthetics better, IMO:
https://ideogram.ai/
https://gamefaqs.gamespot.com/a/forum/d/d0d605d8.jpg
"Be good to yourself, because everyone else in the world is probably out to get you."
- Dr. Harleen Quinzel