Web archive meets personal knowledge base

Capture the web. Own it forever.

Archive any webpage in four formats — HTML, PDF, screenshot, and clean readable text. Annotate, tag entities, and organize everything into searchable collections.

Try:
4
Capture formats
∞
Collections
100%
Private by default
Four capture formats

Every format you need

Archive pages once and access them in whatever format serves you best — each one is stored independently and always accessible.

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8"/>
    <title>Archived Page</title>
  </head>
... 4,821 lines
HTML

Full fidelity source capture with all assets, scripts, and styles preserved inline.

  • Complete DOM snapshot
  • Inlined CSS & JS
  • Embedded images
  • Replay in any browser
PDF

Print-quality PDF with pixel-perfect rendering, ready to share or archive offline.

  • Print-quality output
  • Searchable text
  • Embedded fonts
  • Page metadata
Screenshot

Full-page visual snapshot capturing the exact visual state at the moment of archiving.

  • Full-page capture
  • High-resolution
  • Timestamped
  • Annotatable
Readable

Distilled, clean article view with ads and clutter removed — focused reading.

  • Ad-free content
  • Optimized typography
  • Dark mode support
  • Annotation-ready
Annotations & entities

Mark up pages.
Build your knowledge graph.

Highlight text, draw on screenshots, and tag specific words or phrases as named entities — people, places, organizations, and more. Then search across your entire archive by entity.

Person
Elon Musk
Place
San Francisco
Organization
OpenAI
Topic
Machine Learning
Highlight & annotate
Draw & circle
Tag entities
backdropstudio.app/read/nytimes-climate-2024
Climate Scientists Warn of Record-Breaking Temperatures
Dr. Sarah Chen, lead researcher at the National Climate Institute, published findings from the Geneva Summit this week...
Tagged entities on this page
Dr. Sarah ChenNat. Climate InstituteGeneva
Tag as:
Person
Place
Organization
Topic
Climate Research
24 pages · Updated 2h ago
Public
NYT Climate Coverage 2024
nytimes.com·Mar 12
·ClimateScience
AI Safety Research — DeepMind
deepmind.com·Mar 10
·AIResearch
Linux Kernel 6.8 Release Notes
kernel.org·Mar 8
·LinuxDev
backdropstudio.app/c/climate-research
Private link available
Collections

Curate and share
archive collections.

Group archived pages into named collections. Share public collections with a link, or keep them private with invite-only access. Each collection is its own hub of saved knowledge.

Public collections
Share a curated hub of pages, screenshots, files
Private collections
Keep private or share with a secret invite link — you control access
Multiple formats
Each page in a collection links to all four captured formats plus the live URL
Named versions
Name each capture so you can track how pages change over time
Available now

The Backdrop extension

Archive pages directly from your browser for cleaner, more complete captures. Annotate, highlight, and draw without ever leaving the tab.

Archive pages as you browse
Archive pages you're already viewing — the extension sends the live page directly to Backdrop.
Highlight in-browser
Select and highlight text directly in your browser. Highlights sync back to your archived readable version.
Draw & annotate
Draw, circle, and annotate directly on any page or screenshot. All markup is anchored to the document.
Positional anchoring
Annotations are anchored to document positions — they stay exactly where you placed them, even as you scroll.
nytimes.com/subscribe — subscriber content
Backdrop
Backdrop
HTML
PDF
Screenshot
Readable
Highlight
Draw
Circle

Start archiving the web
that matters to you.

Free to start. No credit card required. Archive your first 100 pages at no cost.

Or create a free account to save, organize, and share your archives.

100
Free pages
4
Formats per page
∞
Collections