Here's a ladder checker I made for a2oj as it no longer exists. ↵
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[https://youngjin.io/a2/](https://youngjin.io/a2/)↵
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Everything is run client side, and all you have to use it is enter your username, no login or whatever. It's also very minimal, so the website is small and extremely fast, like how websites should be. I made it mostly for my convenience, but it would be my pleasure to have other people also use it. I would also appreciate feedback you have.
↵
[https://youngjin.io/a2/](https://youngjin.io/a2/)↵
↵
Everything is run client side, and all you have to use it is enter your username, no login or whatever. It's also very minimal, so the website is small and extremely fast, like how websites should be. I made it mostly for my convenience, but it would be my pleasure to have other people also use it. I would also appreciate feedback you have.