Depending on whether you are playing the older Flash version or the modern JavaScript (JS) version of the game, your choice of editor will differ:
If playing on sites like Fenoxo.com, use the in-game "Save to File" option to download a .json or .sol file to your computer. trials in tainted space save editor
start-5/tits.js-save-editor: Trials in Tainted Space ... - GitHub Depending on whether you are playing the older
Setting stats significantly above the game's natural caps can sometimes cause errors during combat or scene triggers. trials in tainted space save editor