
Man in the Middle by Hoang
Modify requests, inject JavaScript and CSS into pages.
You'll need Firefox to use this extension
Extension Metadata
Screenshots






About this extension
Use cases:
- Block or redirect websites and requests;
- Add, modify or remove request headers;
- Modify request responses;
- Inject JavaScript into pages to make pages function as desired;
- Inject CSS into pages to style pages as desired.
Visit Man in the Middle on GitHub for more details.
- Block or redirect websites and requests;
- Add, modify or remove request headers;
- Modify request responses;
- Inject JavaScript into pages to make pages function as desired;
- Inject CSS into pages to style pages as desired.
Visit Man in the Middle on GitHub for more details.
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PermissionsLearn more
This add-on needs to:
- Access browser tabs
- Access browser activity during navigation
- Access your data for all web sites
More information
- Add-on Links
- Version
- 3.5.3
- Size
- 60.24 kB
- Last updated
- 4 years ago (28 Sep 2020)
- Related Categories
- Licence
- GNU General Public Licence v3.0 only
- Version History
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Release notes for 3.5.3
Supports local storage.
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