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Best alternatives to Chrome Extension Source Viewer (2026)

10 Chrome extensions that do a similar job to Chrome Extension Source Viewer, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.

Chrome Extension Source Viewer: reviews, users and permissionsBest Developer Tools extensions

Chrome Extension Source Viewer today

≈2K users5.0★ from 16 ratingsUpdated 18 months ago3 permissions

Chrome Extension Source Viewer alternatives, compared

  1. 1

    Chrome extension source viewer

    View source code of Chrome extensions, Firefox addons or Opera extensions (crx/nex/xpi) from the Chrome web store and elsewhere.

    ≈100K users4.6★ from 436 ratingsUpdated 2 months ago7 permissions
    • About 50× more users than Chrome Extension Source Viewer
    • Updated more recently
    • Asks for more permissions (7 vs 3)
    Chrome extension source viewer alternativesCompare side by side
  2. 2

    New Chrome extension source viewer

    View source code of Chrome extensions, Firefox addons or Opera extensions (crx/nex/xpi) from the Chrome web store and elsewhere.

    356 users3.0★ from 2 ratingsUpdated 4 months ago8 permissions
    • About 5.6× fewer users than Chrome Extension Source Viewer
    • Updated more recently
    • Asks for more permissions (8 vs 3)
    Compare side by side
  3. 3

    Quick source viewer

    View current page sources: HTML + Javascript + CSS

    ≈20K users3.2★ from 114 ratingsUpdated 16 months ago1 permissions
    • About 10× more users than Chrome Extension Source Viewer
    • Updated more recently
    • Asks for fewer permissions (1 vs 3)
    Quick source viewer alternativesCompare side by side
  4. 4

    Source Code Viewer

    Inspect, search, format, and export webpage source files in a private browser-based workspace.

    ≈1K users4.5★ from 4 ratingsUpdated 2 weeks ago9 permissions
    • About 2.0× fewer users than Chrome Extension Source Viewer
    • Updated more recently
    • Asks for more permissions (9 vs 3)
    Compare side by side
  5. 5

    View Page Source

    Get access to the page source with the click of a button.

    ≈3K users4.6★ from 7 ratingsUpdated 5 weeks ago3 permissions
    • About 1.5× more users than Chrome Extension Source Viewer
    • Updated more recently
    Compare side by side
  6. 6

    SourceViewer(zvSource)

    View the original source code of the current page in an in-page editor with syntax highlighting and line numbers.

    ≈1K users4.3★ from 4 ratingsUpdated 4 months ago3 permissions
    • About 2.0× fewer users than Chrome Extension Source Viewer
    • Updated more recently
    Compare side by side
  7. 7

    view-current-source

    View the source code of a page at its current state.

    ≈1K users3.1★ from 26 ratingsUpdated 16 months ago5 permissions
    • About 2.0× fewer users than Chrome Extension Source Viewer
    • Asks for more permissions (5 vs 3)
    Compare side by side
  8. 8

    Night Viewer - Dark mode for view page source

    Night Viewer enables dark mode for the View Page Sources, structures and formats the code to make it more readable

    895 users3.4★ from 14 ratingsUpdated 21 months ago5 permissions
    • About 2.2× fewer users than Chrome Extension Source Viewer
    • Updated less recently
    • Asks for more permissions (5 vs 3)
    Compare side by side
  9. 9

    JSX Viewer

    Preview JSX/React components directly in the browser — like Markdown Viewer, but for JSX.

    ≈1K usersNot rated yet1 permissions
    • About 2.0× fewer users than Chrome Extension Source Viewer
    • Asks for fewer permissions (1 vs 3)
    • Listed under Tools
    Compare side by side
  10. 10

    SSE Viewer

    SSE Viewer is a Chrome extension for displaying EventStream in the devtools

    ≈4K users4.6★ from 9 ratingsNot updated for 3+ years2 permissions
    • About 2.0× more users than Chrome Extension Source Viewer
    • Updated less recently
    • Asks for fewer permissions (2 vs 3)
    SSE Viewer alternativesCompare side by side

Chrome Extension Source Viewer alternatives: questions

What is the best alternative to Chrome Extension Source Viewer?

By users, the most popular alternative is Chrome extension source viewer with ≈100K users and a 4.6-star rating. The closest match by what it does is Chrome extension source viewer.

Which Chrome Extension Source Viewer alternative has the best rating?

Chrome extension source viewer has the highest rating of these alternatives with 50+ ratings: 4.6 out of 5 from 436 ratings.

Is there a Chrome Extension Source Viewer alternative that asks for fewer permissions?

Quick source viewer asks for 1 permissions, against 3 for Chrome Extension Source Viewer.

How many alternatives to Chrome Extension Source Viewer are there?

We list 10 close alternatives to Chrome Extension Source Viewer on the Chrome Web Store, picked by what they do and ranked by how close they are.

Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.