winget install --id=hocinechero.EyeGuard -e EyeGuard transforms your Windows desktop into an authentic, book-like reading environment for long PDFs, research papers, web articles, and code. Features include Reading Ruler, Spotlight Focus Mask, 22 Document Palettes (Kindle, E-Ink, Warm Sepia), and 20-20-20 break reminder.
Transform your entire Windows desktop into a comfortable, paper-like reading environment. Say goodbye to blinding white PDFs, dry eyes, ocular headaches, and fragmented screen-tinting tools.
# 1-Command Install via Windows Package Manager
winget install hocinechero.EyeGuard
| Package | Description | Direct Download |
|---|---|---|
| ā” EyeGuard Portable | No installation required. Single standalone executable. Run from desktop or USB drive. | š„ Download EyeGuard_Portable.exe |
| š¦ EyeGuard Installer | Complete Windows setup wizard with Start Menu shortcuts and optional auto-start. | š„ Download EyeGuard_Setup.exe |
| šŖ Winget Package | Official Windows Package Manager distribution. Automatically tracked and updated. | winget install hocinechero.EyeGuard |
Watch the line-by-line Digital Reading Ruler guide your gaze effortlessly across dense text, PDFs, and code editors with zero ocular fatigue.
Most screen tools do only one thing: they turn your monitor orange. Dedicated document viewers (like Kindle, ReadEra, or Xodo) offer wonderful reading themes, but they only work inside their own window.
EyeGuard is the first utility to bring the full e-reader experience to your entire Windows desktop.
Whether you are reading research papers in Adobe Acrobat, browsing long documentation in Chrome, writing essays in Word, or reviewing code in VS Code, EyeGuard turns your display into a gentle, paper-like surface.
| Feature | Windows Night Light | f.lux | CareUEyes (Paid) | š”ļø EyeGuard (v3.0.0) |
|---|---|---|---|---|
| Line-by-Line Reading Ruler | ā No | ā No | š² $20/yr | ā Yes (Smooth Cursor Tracking) |
| Paragraph Spotlight Focus Mask | ā No | ā No | ā No | ā Yes (Custom Width & Dimming) |
| Kindle / E-Ink / Sepia Themes | ā No | ā No | ā No | ā Yes (22 Authentic Palettes) |
| Ultra-Deep Dimming (Below 0%) | ā No | ā No | š² $20/yr | ā Yes (Down to 5% Brightness) |
| Clinical 20-20-20 Break Scheduler | ā No | ā No | š² $20/yr | ā Yes (With Win32 Idle Sensing) |
| Fail-Safe Crash Recovery Watchdog | ā No | ā ļø Can stick | ā ļø Can stick | ā Yes (Zero-Yellow Screen Crash Guarantee) |
| Price & Licensing | Built-in | Closed-source | $20/year subscription | š 100% Free & Open Source (MIT) |
| Telemetry & Network Tracking | Microsoft telemetry | Analytics | Analytics | š”ļø Zero Network Calls (100% Local) |
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ā EyeGuard Desktop Reading Suite ā
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ā Reading Ruler ā ā Reading Themes ā ā Paragraph Spot ā
ā (Ctrl+Alt+F) ā ā (22 Palettes) ā ā (Ctrl+Alt+S) ā
ā Smooth slit that ā ā Kindle paper, e- ā ā Dims entire view ā
ā guides gaze line ā ā ink, sepia & dark ā ā except the text ā
ā by line across ā ā room modes for ā ā block you are ā
ā dense documents ā ā all desktop apps ā ā actively reading ā
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Ctrl+Alt+F)A translucent focus slit that follows your mouse cursor with zero lag. It isolates the line you are currently reading while gently shading lines above and below.
Say goodbye to glaring white backgrounds. EyeGuard injects ophthalmologically calibrated color themes across any active program or full display:
Ctrl+Alt+S)Working on complex research papers, contracts, or code? Spotlight dims your entire desktop into a peaceful dark mask, cutting out notifications, toolbars, and background clutter while highlighting only your reading focal area.
Follows the American Academy of Ophthalmology 20-20-20 rule: every 20 minutes, glance 20 feet away for 20 seconds.
Continuous, mathematically pure gamma curve scaling from crisp 6500K daylight down to 1000K candlelit ruby warmth.
Hardware monitor buttons stop dimming at 0%, which is still painfully bright in a dark room. EyeGuard utilizes software luminance reduction to dim your screen down to 5% with zero PWM flicker and zero backlight bleed.
Automatically synchronizes screen warmth with your local sun:
Control your reading environment without opening the app or leaving full-screen documents:
| Shortcut | Action |
|---|---|
Ctrl + Alt + F | Toggle Reading Ruler |
Ctrl + Alt + S | Toggle Spotlight Focus Mask |
Ctrl + Alt + Right | Increase Warmth (Warmer) |
Ctrl + Alt + Left | Decrease Warmth (Cooler) |
Ctrl + Alt + Up | Increase Brightness (+5%) |
Ctrl + Alt + Down | Decrease Brightness (-5%) |
Ctrl + Alt + D | Reset to Natural 6500K Screen |
Ctrl + Alt + P | Pause / Resume Break Timer |
Ctrl + Alt + B | Take an Eye Rest Immediately |
All keybindings can be fully remapped inside the Advanced Suite tab.
crash_guard.py): The dangerous bug in other screen utilities is getting stuck with an orange screen when the app crashes. EyeGuard spawns an isolated Win32 supervisor process with zero external dependencies. If the main process terminates or crashes, the watchdog automatically restores original hardware gamma ramps in under 200 milliseconds.EyeGuard was crafted and audited across intensive days of systems programming and interface design. The engineering process combined advanced Artificial Intelligence (AI-assisted engineering) and specialized forensic side-tooling (including Win32 API analysis) to:
EyeGuard is 100% free, open-source, and independently maintained by @hocine_chero without subscriptions, ads, or sponsored trackers.
If EyeGuard relieved your eye strain or made reading on your computer comfortable, consider supporting development directly via cryptocurrency:
| Asset / Coin | Network | Public Wallet Address |
|---|---|---|
| Bitcoin (BTC) | Native BTC | 13APFJgRd8ZpS5aKSyhY7sdM4XZKABoKcN |
| Ethereum (ETH) | ERC20 | 0x768f8c9639c65ca5f19d5e29b7bf487b831cdd66 |
| Tether (USDT) | ERC20 | 0x768f8c9639c65ca5f19d5e29b7bf487b831cdd66 |
Help fellow readers, students, developers, and researchers discover EyeGuard:
r/software, r/productivity, r/windows, r/eReader).Released under the permissive MIT License. Created with pride by @hocine_chero.