Observability & Monitoring

toxy

Hackable HTTP proxy for simulating failure scenarios and network conditions.

Status
UnmaintainedGitHub repository has been archived.
Last checked
Aging · Sep 5, 2026
License
Open source
Pricing
Free tier · from $0

What it is

toxy is a powerful tool that allows developers to simulate various network conditions and failures, aiding in robust testing of applications under different scenarios. This helps ensure application reliability and resilience.

toxy stands out for its simplicity and flexibility in simulating network conditions, making it an essential tool for developers focused on building resilient applications.

When it fits — and when it doesn’t

A good fit for

  • Teams needing to test their applications' behavior under various network conditions and failures

  • Developers who want to ensure their application can handle unexpected server downtimes or slow responses gracefully

Look elsewhere if

  • Projects that require real-time streaming capabilities as it focuses on HTTP/HTTPS protocols

  • Applications where the primary focus is not on testing resilience but on performance optimization under ideal conditions

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Steep learning curve for non-Go developers

    The tool is primarily written in Go, which may require additional effort for developers unfamiliar with the language to fully utilize its capabilities.

  2. 02

    Limited documentation and examples

    Official documentation lacks comprehensive guides and practical examples, making it difficult for new users to understand how to implement specific network conditions or failures effectively.

  3. 03

    Community support is relatively small

    The open-source community around toxy is not as large or active compared to more established tools, which can lead to slower response times for issues and feature requests.

What it does well

  • Simulate network conditions and failures

  • Customizable behavior through plugins

  • Supports HTTP/HTTPS protocols

  • Lightweight and easy to integrate

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up toxy

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →