Roth IRA allows direct contributions of $6.5k (as of 2023) up to a MAGI of $153k if single, and backdoor contributions with no income limit Megabackdoor Roth allows for upwards of $43,500 as of 2023, if your 401k plan allows for after-tax contributions and either in-plan conversions or in-service rollovers. More @Wikipedia
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