What is Silksong Save Editor?
Silksong Save Editor is a free online tool that lets you modify save files for Hollow Knight: Silksong directly in your browser. No downloads, installations, or account sign-ups are required. You simply upload a .dat or .save file, choose from 15 editing tools, make your changes, and download the modified file. The tool supports editing health, thread, Geo, collectibles, boss progress, and many other core data points. It works across platforms including Steam, Game Pass, macOS, Linux, and Nintendo Switch.
Who it's for
- Completionists – who want to unlock every collectible, charm, and boss achievement without replaying entire sections.
- Casual players – who prefer a tailored experience, such as adjusting health or Geo to reduce difficulty.
- Modders and testers – who need to quickly reset boss progress or tweak stats for experimentation.
Key features
Needle Upgrades
Enhance your combat abilities by modifying needle damage and unlock advanced attack variations. This lets you tailor Hornet's offensive power to your preferred playstyle.
Health Management
Adjust health masks, vitality, and silk reserves with precision. Whether you want invincibility or a more challenging run, you have full control over survivability.
Boss Progress
Reset or complete boss encounters, modify kill counts, and unlock achievements. This is especially useful for players stuck on a tough fight or those who want to revisit earlier bosses.
Collectibles Management
Unlock mask shards, spool fragments, charms, and access keys. You can instantly open secret pathways or complete your inventory without grinding.
What stands out
"All edits are performed locally and are not uploaded to any server, ensuring data security."
This means your save file never leaves your device. Unlike many online editors that process files on remote servers, Silksong Save Editor runs entirely in your browser. The tool also recommends backing up original saves before editing, giving you a safety net if something goes wrong. Combined with instant results and cross-platform compatibility, it offers a secure, no-fuss editing experience.
Worth checking out if…
You want a free, browser-based way to customize your Hollow Knight: Silksong save file without risking your data. It's ideal for players who value privacy, need quick edits across multiple platforms, or want to skip repetitive grinding for collectibles and boss progress.
