diff --git a/README.md b/README.md
index d59783b..16115e4 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ Third-party forks, or separate tools, covering usecases this version doesn't (th
 - [MultiPatch](https://projects.sappharad.com/tools/multipatch.html), OSX, applies BPS/IPS/UPS/PPF/Xdelta/bsdiff/Ninja2, creates BPS/IPS/XDelta/bsdiff
 - [QtFloatingIPS](https://github.com/covarianttensor/QtFloatingIPS), Flips port to OSX (may work on others too)
 - [Wh0ba Floating IPS](https://wh0ba.github.io/repo/), Flips port to iOS/Cydia
+- [RomPatcher.js](https://github.com/marcrobledo/RomPatcher.js), JavaScript, applies APS/BPS/IPS/PPF/RUP/UPS/Xdelta, creates APS/BPS/IPS/RUP/UPS
 - [CPS](https://media.smwcentral.net/Alcaro/bps/), JavaScript, applies BPS, creates nothing
 - There are many tools that offer a strict subset of Flips functionality (Lunar IPS, beat, etc). I'm not listing them here.