txtdot

Self-Hosted

Open-source HTTP proxy for logging and inspecting network traffic

Overview

txtdot is a lightweight, self-hosted HTTP proxy built for debugging and testing. It captures full HTTP/HTTPS request-response details (headers, body, status codes) and displays them in an intuitive web interface. Deployable via a single Docker command with no extra dependencies, it auto-generates self-signed certificates for HTTPS traffic. Ideal for local development, it lets developers inspect client-server interactions without relying on third-party tools. Open-source under the MIT License, it’s customizable to fit specific workflow needs.

Self-Hosting Resources

Find Official Image on Docker Hub View Source & Docs

Below is a reference structure for docker-compose.yml. ⚠️ Do NOT run blindly. Replace placeholders with official values.

docker-compose.template.yml TEMPLATE


version: '3'
services:
  txtdot:
    image: <OFFICIAL_IMAGE_NAME>:latest
    container_name: txtdot
    ports:
      - "8080:<APP_INTERNAL_PORT>"
    volumes:
      - ./data:/app/data
    restart: unless-stopped

Key Features

Capture HTTP/HTTPS traffic with full details
Clean web UI for inspecting logs
One-command Docker deployment
Auto-generated self-signed HTTPS certificates

Frequently Asked Questions

? Is txtdot hard to install?

No—txtdot deploys via a single Docker command. Pull the image, run the container, and it starts the proxy and web UI immediately. HTTPS support uses auto-generated self-signed certificates, which you can trust in your local environment for testing.

? Is it a good alternative to Charles Proxy?

Yes, for developers seeking a free, self-hosted alternative. While it misses advanced features like breakpoints, txtdot excels at basic traffic logging and inspection with a simple interface. It eliminates subscription costs for local debugging needs.

? Is txtdot completely free?

Yes—txtdot is open-source under the MIT License. There are no paid tiers, hidden fees, or usage restrictions. You can self-host, modify, and distribute it freely.

Top Alternatives

Charles Proxy Search Google

Fiddler Everywhere Search Google

Tool Info

Pricing Open Source

Category Proxy

Platform Self-Hosted

Pros

⊕ Lightweight and resource-efficient
⊕ Zero complex configuration required
⊕ Open-source and fully customizable
⊕ No subscription or hidden costs

Cons

⊖ Lacks advanced features like breakpoints or throttling
⊖ Self-signed certificates need manual trust setup
⊖ Not designed for production proxy use cases