Rust's compile times — the infamous "Rust Tax" — make CI/CD tooling a critical decision. We compare GitLab CI, Travis CI, and OneDev across build speed, caching, security scanning, and cost to help you find the right pipeline for your Rust project.
If you've shipped Rust to production, you know the pain. Long compile times, heavy dependency trees, and the dreaded full rebuild when your cache evaporates. This is the "Rust Tax," and the right CI/CD pipeline is your best hedge against it.1
We tested the major CI/CD platforms against Rust-specific workloads: Cargo caching, cargo-audit integration, cross-platform matrix builds, and cold vs. warm cache performance. Here's what we found.
| Tool | Best For | Key Rust Strength |
|---|---|---|
| GitLab CI | Enterprise teams | Built-in container registry + advanced caching |
| Travis CI | Simple open-source projects | Straightforward YAML, free for public repos |
| OneDev | Self-hosted / open-source | Visual pipeline builder, no vendor lock-in |
GitLab CI is the most complete DevOps platform for Rust teams that need more than just a pipeline runner. Its built-in container registry means you can pre-build Rust toolchain images and cache compiled dependencies at the registry level — a huge win for teams with large workspaces.1
Rust-specific highlights:
cargo-audit integration via CI/CD templatesThe trade-off? GitLab's SaaS runners can be slower than dedicated options for massive monorepos. Self-hosting your own runners solves this but adds operational overhead.
Travis CI has been around since the early days of Rust (the language itself was 1.0 in 2015, and Travis was there). For open-source Rust projects, Travis remains a solid choice: it's free for public repositories and its YAML configuration is about as simple as it gets.1
Rust-specific highlights:
rust: directivecargo test and cargo build workflows~/.cargo and target/Where Travis falls short: the free tier for private repos is limited, and build queue times have gotten longer as the platform has aged. For serious commercial Rust work, you'll likely outgrow it.
OneDev is the dark horse. It's fully open-source, self-hostable, and comes with a visual pipeline builder that lets you design CI/CD workflows without wrestling with YAML indentation. For Rust teams that want full control over their infrastructure and data, it's a compelling option.1
Rust-specific highlights:
The catch: you're running your own infrastructure. OneDev doesn't offer a managed cloud tier, so you'll need DevOps chops to set it up. But if you're already self-hosting your Rust toolchain, that's probably not a dealbreaker.
The single biggest performance lever in Rust CI is caching your target/ directory and ~/.cargo registry. A warm cache can cut build times by 60–80% on incremental builds.2 Every tool on this list supports caching, but the implementation matters:
Security scanning is non-negotiable for production Rust. cargo-audit checks your dependency tree against the RustSec Advisory Database. GitLab CI has a ready-made template for this; Travis and OneDev require a manual step in your pipeline config.1
Rust targets multiple platforms — Linux, macOS, Windows, and increasingly WebAssembly and embedded targets. A good CI tool lets you define a build matrix that runs cargo build and cargo test across all your target triples in parallel. All three tools here support matrix builds, though GitLab CI's syntax is the most flexible for complex matrices.2
| Tool | Free Tier | Small Team (5 devs) | Large Team (25 devs) |
|---|---|---|---|
| GitLab CI | 400 compute mins/mo | ~$19/user/mo (Premium) | ~$29/user/mo (Ultimate) |
| Travis CI | Free for public repos | ~$69/mo (1 concurrent) | Custom pricing |
| OneDev | Free (self-hosted) | Free (self-hosted) | Free (self-hosted) |
Self-hosting OneDev means your only costs are infrastructure (a small VM or Kubernetes cluster). GitLab CI's SaaS pricing scales with team size but includes security scanning and container registry. Travis CI's pricing is simpler but less competitive for private repos.1
Disclosure: AskBuy earns a commission if you purchase through some of the links on this page. This doesn't affect our recommendations — we only recommend tools we've evaluated against real Rust workloads.
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