Sinovac (China) and Novavax (only just given EUA a few weeks ago) are AFAIK the only options if you want something more traditional. I think might have been on

Sinovac (China) and Novavax (only just given EUA a few weeks ago) are AFAIK the only options if you want something more traditional. I think might have been one more, from India..? But J&J and AstraZeneca are adenovirus-vector, something almost as new as mRNA, and work by basically the same mechanism. Sputnik (Russia) is also adenovirus-vector.