RAM & CPU Tab Monitor

Monitors total system RAM, system CPU load, and estimated per-tab JS heap memory to help close and suspend heavy tabs.

🖥️ RAM & CPU Tab Monitor is a privacy-first browser extension designed to help you monitor system resources, identify heavy tabs, and keep your browser running smoothly. 🚀 ━━━━━━━━━━━━━━━━━━━━━━ 🔍 REAL-TIME SYSTEM MONITORING: 💾 Live RAM Monitoring — View total, used, and available system RAM in real time. ⚡ Live CPU Monitoring — Monitor system-wide CPU usage with per-core information. 📊 Per-Tab Memory — See estimated JavaScript heap memory for individual tabs. 🎯 Activity Score (0–100) — Quickly identify which tabs are most active and resource-intensive. 📈 Historical Trends — View compact RAM and CPU graphs to understand resource usage over time. ❤️ System Health Badge — Instantly see whether your system is Healthy, Moderate, or Critical. 🔋 Battery Saver Mode — Automatically detects battery power and applies more aggressive resource-saving settings. ━━━━━━━━━━━━━━━━━━━━━━ 🖥️ FLOATING HUD OVERLAY: 📌 Always-On Mini Widget — A compact floating overlay appears on every webpage showing live RAM % and CPU % at a glance — no need to open the popup. 🔍 Expandable Details — Click the pill to expand a full system stats panel with RAM bar, CPU bar, JS heap memory, and network speed — all in real time. 🌐 Hibernate from Any Page — Suspend the current tab directly from the HUD without switching to the popup. ⚙️ Open Settings Instantly — Launch the Options page directly from the HUD widget. 🎨 Shadow DOM Isolated — The HUD overlay is fully isolated from page styles so it works cleanly on every website. ━━━━━━━━━━━━━━━━━━━━━━ 🗂️ SMART TAB MANAGEMENT: 🔥 Top Resource Hogs — Quickly find the tabs consuming the most resources. 🔎 Tab Insights — Inspect a tab's URL, heap usage, activity score, and memory status. 💤 Suspend Tab — Free resources by suspending tabs without permanently closing them. ❌ Close Tab — Remove unnecessary or resource-heavy tabs instantly. 🌐 Group by Domain — Organize your tabs by website domain. 🛡️ Domain Whitelist — Protect important websites from automatic suspension. ✨ Live Tab Updates — Keep your tab list synchronized without unnecessary screen flickering. ━━━━━━━━━━━━━━━━━━━━━━ 📦 TAB STASH: 💾 Save Tab Groups — Stash a set of tabs into a named collection and close them to free resources instantly. 🔄 One-Click Restore — Reopen an entire stash of tabs whenever you need them back. 🗂️ Multiple Stashes — Keep as many named stashes as you want — work projects, research sessions, reading lists, and more. 🗑️ Delete Stashes — Remove saved stashes you no longer need. ━━━━━━━━━━━━━━━━━━━━━━ 🔬 RESOURCE HOG ANALYZER: 📅 7-Day Domain Memory Tracking — The extension silently tracks how much memory each website domain uses over time. 🏆 Top Memory Offenders — See which websites consistently consume the most memory across all your browsing sessions. 📊 Domain-Level Insights — Compare memory usage across domains to make smarter decisions about which sites to avoid or suspend. 🔄 Reset Stats — Clear the 7-day history and start fresh at any time. ━━━━━━━━━━━━━━━━━━━━━━ 🧹 MEMORY LEAK AUTO-FIX: 🚨 Automatic Leak Detection — Detect continuous JavaScript heap growth over time. 🛠️ 1-Click Refresh & Clean — Refresh a detected leaking tab directly from its tab card. 💨 Instant Memory Recovery — Reload the affected tab to help release accumulated memory. ⚠️ Memory Leak Badge — Clearly identify tabs showing suspicious memory growth. ━━━━━━━━━━━━━━━━━━━━━━ ⏰ TAB SNOOZE & SCHEDULED WAKEUP: 💤 Snooze tabs to free their resources and have them automatically reopen when you need them. ⏱️ Quick Presets • ⚡ Quick Test — 1 Minute • 🕐 In 1 Hour • 🕓 In 4 Hours • 🌅 Tomorrow at 9:00 AM 📅 Custom Scheduler — Choose any specific date and time for a tab to reopen. 💾 Instant Resource Release — Snoozing removes the tab from your active session until its scheduled wakeup. 🔄 Automatic Wakeup — The tab can reopen automatically when its scheduled time arrives. 🔔 Wakeup Notifications — Get a desktop notification when your scheduled tab is ready. 💻 PC Shutdown Recovery — If your computer was turned off when a scheduled tab was due, the extension can restore the tab after startup. ━━━━━━━━━━━━━━━━━━━━━━ ⚡ ONE-CLICK OPTIMIZATION: 🚀 Optimize Now — Scan your tabs and suspend eligible heavy tabs with one click. 🎯 Smart Filtering — Respects your whitelist and protects the active tab. ⏳ Auto-Suspend on Idle — Automatically suspend inactive tabs after a configurable period. 🔋 Battery-Aware Suspension — Reduce idle limits while running on battery power. 👯 Duplicate Tab Cleanup — Detect and close duplicate tabs quickly. 💰 RAM Savings Tracker — Track how much memory you've freed through tab suspension. ━━━━━━━━━━━━━━━━━━━━━━ 🔔 SMART NOTIFICATIONS: 🚨 RAM Overload Alerts — Get notified when RAM usage reaches your configured Moderate (60%) or Critical (85%) threshold. ⚡ CPU Spike Alerts — Receive alerts when CPU usage crosses 65% or 85%. 🧠 Memory Leak Alerts — Automatically notified when a tab shows continuous memory growth exceeding your set threshold (default 150 MB). ⏰ Snooze Wakeup Alerts — Know exactly when a scheduled tab has been reopened. 📌 In-Page Toast Banners — Real-time alert banners appear directly inside your open web pages so you never miss a notification even if your Windows notification tray is hidden or silenced. 🔊 Optional Sound Chime — Enable an audio chime for every resource alert. ⏱️ Notification Cooldown — Prevent notification spam with configurable cooldown periods. 🕐 Auto-Dismiss Timer — Automatically dismiss notifications after your selected duration. ━━━━━━━━━━━━━━━━━━━━━━ ⚙️ POWERFUL SETTINGS: 🎯 Activity Score Threshold — Choose how sensitive heavy-tab detection should be. 💾 RAM Alert Thresholds — Configure Moderate and Critical RAM alert levels. ⚡ CPU Alert Thresholds — Set your preferred CPU warning limits. ⏳ Auto-Suspend Duration — Choose how long a tab can remain idle before suspension. 🎵 Protect Media Tabs — Prevent tabs playing audio or video from automatic suspension. 🛡️ Whitelist Manager — Protect selected domains from resource-management actions. 🖥️ HUD Widget Toggle — Enable or disable the floating live overlay on web pages. 📋 Diagnostics Report — Export system and tab information as a JSON report. 💾 Backup & Restore — Export and restore your extension settings. ━━━━━━━━━━━━━━━━━━━━━━ 🔒 PRIVACY FIRST: Your privacy stays in your hands. 🔐 ✓ 🚫 No accounts required ✓ 🚫 No external servers ✓ 🚫 No tracking ✓ 🚫 No browsing-data collection ✓ 💻 All processing happens locally ✓ 🔒 Your tab information stays on your device ━━━━━━━━━━━━━━━━━━━━━━ 💡 PERFECT FOR: 👨‍💻 Power users with 10, 20, or 50+ tabs 🧑‍💻 Developers running demanding web applications 📚 Students and researchers managing many reference tabs 💻 Laptop users who want better resource efficiency 🌐 Anyone experiencing slow browser performance ⏰ Users who want to schedule tabs for later 🚀 Stop letting unnecessary tabs consume your system resources. Take control of your browser with RAM & CPU Tab Monitor — a powerful, smart, and privacy-focused tab management solution.