NomNom is the most complete savegame editor for NMS but also shows additional information around the data you're about to change. You can also easily look up each item individually to examine its attributes, independently of a savegame, or get other useful information that are not related to a specific savegame (but enhanced if one is loaded).
Apollo Save Tool (PS3)
An editor for Animal Crossing: New Horizons design patterns.
A smart savegame manager, editor, and toolbox for all current major Paradox Grand Strategy games.
Savegame Editor for Divinity Original Sin II
A Sons of The Forest Savegame Editor
Apollo Save Tool (PS Vita)
A program to make importing and exporting DOOM Eternal saves easier.
A savegame editor for Grand Theft Auto: Liberty City Stories.
SoG Savegame Editor is a near complete save game editor for Secrets of Grindea
A savegame editor for Tomb Raider I-III Remastered. Edit items, weapons, ammo, health, statistics, and coordinates. Compatible with PC, PS4, and Nintendo Switch savegames.
A savegame manager for Tomb Raider I-III Remastered. Transfer individual savegames between files, convert savegames to PC/PS4/Nintendo Switch format, and delete/reorder savegames.
A savegame editor for Tomb Raider 1-5 classic. Works with all expansions and bonus levels. Compatible with original, Steam, GOG, and ATI savegames.
geometry dash CC*.dat editor
Ori and the Will of the Wisps difficulty changer based on save files.
A savegame editor for Tomb Raider: Chronicles, written in Visual C++. Used HxD hex editor to reverse engineer the savegame files.
JSEE Keeper is a save-game editor for Baldur's Gate 2 (BG2), Baldur's Gate 2: Throne of Baal (BG2: ToB) and Baldur's Gate 2: Enhanced Edition (BG2: EE), written in javascript for the browser. This tool is based on the classic Keeper editors for Windows.
A savegame editor for Grand Theft Auto 2. Edit weapons, ammo, cash, health, armor, lives, and enable power-ups.
Python script to change gender and name (+other trainer data) in gen IV games
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