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Toxiproxy

Metrics as of , from the GitHub or GitLab API of each repository. Refreshed monthly.

What Toxiproxy is

Toxiproxy is a framework for simulating network conditions in testing, CI and development environments. It consists of a TCP proxy written in Go and a client that talks to the proxy over HTTP. Applications send their test connections through Toxiproxy, and tests then change the health of those connections over HTTP. It supports deterministic tampering with connections as well as randomized chaos. Documented toxics include latency, down, bandwidth, slow_close, timeout, reset_peer, slicer, limit_data and packet_loss. Client libraries exist for Ruby, Go, Python, .NET, PHP, Node.js, Java, Haskell, Rust and Elixir. A toxiproxy-cli command creates, lists and deletes proxies and adds or removes toxics.

Written from the project's README, read .

Category
Chaos and resilience
License
MIT
Language
Go
Changelog
Releases on GitHub

Repository metrics

Repository metrics
Stars12,3561
Forks5091
Open issues and PRs1051
Contributors831
Commits in the last 90 days111
Last commit2026-08-251
Last releasev2.12.0, 2025-03-181
Fetched

1 Fetched from the GitHub or GitLab API on . Hover a value for its own date.

Status

activeLast commit within 90 days of the fetch date.

Computed from the last commit date and the archive flag on the fetch date. See the status rules.

Alternatives

Listed chaos and resilience tools, same primary language first, then by GitHub stars. Each line gives one fact from the tool's documentation where it differs from Toxiproxy's, with its source.

Comparisons

How to install

docker pull ghcr.io/shopify/toxiproxy
From README, read .

Questions

Is Toxiproxy open source?

Yes. Toxiproxy is released under MIT, an OSI-approved license, as reported by the GitHub API on 2026-09-22.

Is Toxiproxy maintained?

On 2026-09-22, the last commit to the default branch was on 2026-08-25, so the listed status is active. Rule: Last commit within 90 days of the fetch date.

How many GitHub stars does Toxiproxy have?

12,356 stars on 2026-09-22, from the GitHub API. The number is refreshed at each monthly update.

What language is Toxiproxy written in?

The repository's primary language, as reported by the GitHub API, is Go.

How do I install Toxiproxy?

The README gives this command: docker pull ghcr.io/shopify/toxiproxy

Sources

  1. GitHub REST API: repository, read
  2. GitHub REST API: commits, read
  3. GitHub REST API: latest release, read
  4. GitHub REST API: contributors, read
  5. README, read