Lumina
v2.6.0 · Capture
Professional screenshots. Private. Intelligent. Beautiful.
Flawless capture, pro non-destructive editor, on-device AI, and a searchable local library. PNG/PDF/WebP export, device mockups, design token extractor, PII auto-redact.
- Category
- Capture
- Storage
- Local-first
- Surface
- Side panel
- AI
- On-device
Five ways to frame it
Visible area, full page with seamless stitching, a single element, a drawn region, or a delayed shot for menus and hover states. Every mode, pixel-perfect.

Non-destructive, like it should be
A real layer-based editor: annotations, crops, backgrounds, and device mockups that stay editable forever. Change your mind a week later.

Vision AI that never phones home
Gemini Nano runs on-device to name screenshots, extract text, auto-redact PII, and pull design tokens from UI captures.

Every capture, one search away
Screenshots land in a searchable local library, indexed by OCR text and AI labels. Find that error dialog from three weeks ago in seconds.

From capture to deliverable
Export PNG, WebP, or a searchable PDF with embedded OCR text. Copy to clipboard, save to disk, or batch-export a whole session.

Signature features
The details that make Lumina feel like Lumina
Full-page stitch
Long pages, zero seams.
Layer editor
Non-destructive, always editable.
Nano vision AI
On-device naming, OCR, redaction.
Searchable PDF
OCR text embedded in exports.
Before/after diff
Spot every pixel that changed.
Command palette
Every action, two keystrokes away.
Gallery
Lumina, up close
Privacy, specifically
- All screenshots stored in IndexedDB on your device.
- OCR and AI run on-device via Gemini Nano.
- No analytics, no uploads, no account.
Questions
Asked, answered
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