Inssman is an open-source browser extension that allows developers to intercept, modify, and debug HTTP(S) requests and responses. It supports modifying headers, payloads, query parameters, blocking or redirecting requests, and injecting files, making it a valuable tool for web development and testing workflows.
Inssman is a Browser DevTools & extensions product. Enabling developers to intercept, modify, and debug HTTP requests and responses directly in the browser. It is built as an open-source project for web developers. Inssman is open source under the MIT license. It runs on the web and embeddable surfaces.
Inssman first shipped in 2022. Development happens publicly on GitHub with 129 stars. Key capabilities include Intercept HTTP requests, modify headers, and block requests.
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