Core Tools
P0 · 6 tools High-frequency image processing essentialsSVG Optimizer
Compress SVG files by removing comments, editor metadata, redundant attributes and whitespace. Reduce SVG size significantly.
SVG to PNG Converter
Convert SVG vector graphics to PNG raster images. Support custom resolution, 2x/3x retina scale, and batch conversion.
WebP Converter
Convert between JPG/PNG and WebP in both directions. Adjustable quality, preserves transparency (alpha channel).
EXIF Data Viewer
Read all EXIF metadata from photos: camera model, lens, aperture, shutter speed, GPS location, and more.
EXIF Remover
Strip all EXIF metadata from photos in one click—including GPS, camera info—to protect your privacy.
Image to Base64 Converter
Convert images to Base64 Data URL, or decode Base64 back to images. Supports drag & drop and copy.
Common Tools
P1 · 4 tools Daily development favoritesOnline SVG Editor
Source code editing with live preview. Adjust paths, fills, strokes and other attributes with WYSIWYG.
Placeholder Image Generator
Generate placeholder images of any size with custom colors, text, and format (PNG/SVG).
Image Color Extractor
Extract dominant colors from images to generate a color palette. Supports HEX/RGB/HSL copy.
Image Format Converter
Convert between JPG / PNG / WebP / AVIF. Adjustable quality, batch processing supported.
Extended Tools
P2 · 2 tools Specialized use casesNeed other tools? Explore our sister sites
HyperGrad has 5 tool sites in total, all with local processing and no interference—pick one to explore.
JSON / Regex / Timestamp / QR Code
- JSON Formatter
- Regex Tester
- Timestamp Converter
- QR Code Generator
AES / RSA / Hash / SM4
- AES Encrypt/Decrypt
- RSA Encrypt/Decrypt
- MD5/SHA Hash
- SM4 (Chinese Standard)
- Password Generator
Word Count / Markdown / Diff / Dedup
- Word Counter
- Markdown Editor
- Text Diff
- Text Dedup
Writing / Translation / Summary / Prompt · BYOK
- AI Writer
- AI Summarizer
- AI Translator
- Prompt Optimizer
- Token Counter
About HyperGrad Image
HyperGrad Image is a collection of fully client-side image tools, featuring 12 specialized tools for everyday development and design tasks. Unlike other image tool sites, all image processing on this site happens in your browser—your SVGs, photos, and GIFs are never transmitted over the network to any server. This means:
- Privacy & Security: Process personal photos with EXIF data or commercial design files without worrying about leaks.
- Works Offline: Once the page loads, you can keep using it without an internet connection.
- Fast: No network round-trips—every operation responds instantly.
- No Ads: Currently completely ad-free, focused on the experience.
Our Differentiation: Avoiding the TinyPNG Battleground
This site deliberately avoids the crowded PNG/JPG compression space (where TinyPNG and similar tools dominate) and focuses on three categories with differentiated value: SVG Tools (optimization, editing, PNG conversion), Modern Format Conversion (bidirectional WebP/AVIF), and EXIF Privacy (viewing and stripping). These three categories naturally align with the privacy-first mindset of DeepSeal encrypted notes—your data, your rules.
Part of the HyperGrad Ecosystem
HyperGrad Image belongs to the same ecosystem as HyperGrad DevTools and DeepSeal encrypted notes app. All three products share the same core philosophy: local processing, privacy first, data never leaves your device.