Aptos is a standalone L1 blockchain aimed at realizing a secure and reliable blockchain for practical use. It leverages key components from the Diem project to create a robust and scalable blockchain, and employs the use of Move, a programming language developed by Meta that is written in Rust, to create accessible applications for a wide audience. The goal of Aptos is to become the safest and most production-ready blockchain in the world.
You can find the link to the block explorer below: