| Extension | Browser | Key Feature | |-----------|---------|--------------| | | Chrome, Firefox, Edge | Blocks pop-ups, trackers, and malware domains using community-maintained filter lists. | | AdGuard for Mac | System-wide (all browsers) | Network-level filtering; blocks pop-ups even in Electron apps. | | 1Blocker | Safari (native) | Uses Safari’s Content Blocker API; lightweight and respects macOS privacy. | | Poper Blocker | Chrome/Edge | Specifically targets modal overlays and exit-intent pop-ups. |