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Head-to-head · Forward Proxy Software

g3proxy vs mitmproxy

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score g3proxy #3 in Forward Proxy Software 8.9/10 Open source ✓ 3 of 3 features Visit g3proxy
mitmproxy #5 in Forward Proxy Software 8.2/10 Free plan Free plan✓ 0 of 3 features Visit mitmproxy

g3proxy leads on 0 checks, mitmproxy on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreg3proxy · 8.9/10
  • Free planonly mitmproxy
  • Most featuresg3proxy · 3 of 3

g3proxy scores higher on our rubric for forward proxy software: 8.9 against 8.2 out of 10; our editors rank them #3 and #5.

g3proxy is the better fit for linux deployments needing inspection and controls. mitmproxy is the better fit for developers inspecting and replaying web traffic.

  • g3proxy fits best

    Linux deployments needing inspection and controls

  • mitmproxy fits best

    Developers inspecting and replaying web traffic

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Side by side

Feature g3proxy 8.9/10 Visit ↗ mitmproxy 8.2/10 Visit ↗
At a glance
Editor score 8.9 8.2
Ranking #3 in Forward Proxy Software #5 in Forward Proxy Software
Best for Linux deployments needing inspection and controls Developers inspecting and replaying web traffic
Pricing model Free Free
Starting price Open source Free plan
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Self-hosted Desktop, Browser extension, Self-hosted
Platforms Linux Web, Windows, macOS, Linux
Support Docs Community, Docs
Built for Enterprise Solo, Small business, Mid-market, Enterprise
Features g3proxy 3/3 · mitmproxy 0/3
SSL inspection ✓ (best) Not checked yet
Web filtering ✓ (best) Not checked yet
User authentication ✓ (best) Not checked yet
Specs
Deployment Self-hosted Not checked yet
Proxy protocols Both Not checked yet
Concurrent connections Not checked yet Not checked yet
Our review
Pros
  • Supports HTTP(S), SOCKS4, SOCKS5, and UDP associate
  • Combines TLS interception, ICAP, filtering, and authentication
  • Includes routing, failover, load balancing, and traffic limits
  • Inspects and edits HTTP, HTTPS, HTTP/1–3, and WebSocket traffic
  • Supports replay, recording, response mocking, and proxy chaining
  • Offers browser, CLI, Python API, and self-hosted interfaces
Cons
  • Verified platform coverage is limited to Linux
  • Self-hosted deployment requires infrastructure management
  • The G3 project is in maintenance mode
  • Automation and mocking depend on Python addons and scripting
  • mitmweb runs as part of the local mitmproxy tool
  • No built-in AI features
Our verdict

g3proxy is open-source, self-hosted forward proxy software maintained within ByteDance’s G3 project. It is designed for Linux deployments that need more than basic HTTP proxying, including SOCKS services, user authentication, access…

Read the review →

mitmproxy is a free, open-source forward proxy for developers, testers, security researchers, and privacy analysts who need to capture and control web traffic. It handles HTTP, HTTPS, HTTP/1, HTTP/2, HTTP/3, and WebSocket traffic, with…

Read the review →
  1. g3proxyForward Proxy Software 8.9Open source
  2. mitmproxyForward Proxy Software 8.2Free plan

Strengths and trade-offs

  • g3proxy — where it wins

    • Supports HTTP(S), SOCKS4, SOCKS5, and UDP associate
    • Combines TLS interception, ICAP, filtering, and authentication
    • Includes routing, failover, load balancing, and traffic limits

    Where it doesn't

    • Verified platform coverage is limited to Linux
    • Self-hosted deployment requires infrastructure management
    • The G3 project is in maintenance mode
  • mitmproxy — where it wins

    • Inspects and edits HTTP, HTTPS, HTTP/1–3, and WebSocket traffic
    • Supports replay, recording, response mocking, and proxy chaining
    • Offers browser, CLI, Python API, and self-hosted interfaces

    Where it doesn't

    • Automation and mocking depend on Python addons and scripting
    • mitmweb runs as part of the local mitmproxy tool
    • No built-in AI features

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update