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everywall/ladder

A self-hosted HTTP web proxy designed for developers to analyze paywall implementations, modify web content, and simulate various client environments.

Core Features

Remove/modify CORS and other HTTP headers

Inject custom HTML, CSS, or JavaScript into pages

Apply domain-based rulesets for content modification

Custom User Agent and X-Forwarded-For IP

Available as Docker container and native binaries

Quick Start

docker run -p 8080:8080 -d --env RULESET=https://raw.githubusercontent.com/everywall/ladder-rules/main/ruleset.yaml --name ladder ghcr.io/everywall/ladder:latest

Detailed Introduction

Ladder is an HTTP web proxy primarily serving as a developer tool for testing and analyzing paywall implementations and content delivery. It enables developers, researchers, and publishers to simulate diverse client environments, such as browsers and crawlers, to observe content serving under varying conditions. This functionality is crucial for debugging paywall configurations, verifying access controls, and ensuring consistent behavior across different user agents, all while adhering to legitimate testing and quality assurance purposes.