In Smea’s twitter, he announced that there is a new 3ds homebrew-Stickerhax, which can run homebrew launcher with a savedata exploit for Nintendo 3DS “Paper Mario: Sticker Star” has been released.
It is a secondary exploit. You will need a another primary homebrew exploit installed. Stickerhax can not be able to use in an unexploited system.
Though it is not a primary exploit, it is still a new prograss of 3DS scene. Once other exploit might be blocked by an update. Stickerhax is still a way to run homebrew launcher.
More information on yellows8’s github