diff --git a/notes/utils/Cypress.md b/notes/utils/Cypress.md
new file mode 100644
index 0000000..3a5bb28
--- /dev/null
+++ b/notes/utils/Cypress.md
@@ -0,0 +1,10 @@
+## Browsers on linux
+
+The browsers needs to be with a **binary** name known to cypress in your path,
+if the browser has other name, it's not gonna be able to open it. To see a list
+of brewsers, check [this source file](https://github.com/cypress-io/cypress/blob/develop/packages/launcher/lib/known-browsers.ts).
+
+| Browser | binary names |
+| - | - |
+| Firefox Dev | `firefox-developer-edition`, `firefox` |
+