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Eclipse Corrosion

Free#2 of 13 in Rust IDEs

Eclipse Corrosion: A free, open-source Eclipse package with broad Rust and Cargo tooling. Ranked #2 of 13 in Rust IDEs by our editors (8.8/10); pricing: Open source; best for free, open-source Rust IDE users.

8.8/10Editor score

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Eclipse Corrosion8.8 Visit site

At a glance

Editor score
8.8 / 10
Pricing
Open source
Best for
Free, open-source Rust IDE users
Paid from
Free
Cargo support
Yes
Founded
2018
Facts checked
21 Sep 2026

Where it wins
- Rust Analyzer support for completion, diagnostics, documentation, and formatting
- Cargo, Rustup, testing, debugging, and project creation in one Eclipse package
- Windows, macOS, and Linux support with Git and an embedded terminal
Where it doesn't
- Requires Eclipse IDE workflows rather than a standalone Rust editor
- No AI features for code generation or assistance
- Debugging depends on rust-gdb and Eclipse CDT GDB support

Our verdict on Eclipse Corrosion

Eclipse Corrosion is an open-source Rust development plugin for Eclipse IDE, distributed as a standalone Eclipse package, an installable component, or an update site. It is designed for developers building Cargo-based Rust applications who want editing, project management, testing, debugging, and Git integration within the Eclipse ecosystem. Support for Windows, macOS, and Linux makes it suitable for cross-platform Rust teams and individual developers who prefer Eclipse-based workflows.

Its strongest area is the breadth of Rust tooling covered in one package. Rust Analyzer provides completion, hover documentation, diagnostics, formatting, navigation, and syntax highlighting, while Cargo handles project initialization, importing, exporting, and execution. Rustup integration manages toolchains, and the New Project Wizard creates Cargo-based projects. Cargo test monitoring adds a Unit Tests view and test reports, giving the package coverage across the main development cycle rather than focusing only on code editing.

Debugging is another central strength. Corrosion connects rust-gdb with Eclipse CDT GDB support and includes variables, breakpoints, a GDB console, and expression execution. TOML editing, the Export Crate Wizard, an embedded terminal, and Git integration extend that workflow beyond the editor. Developers who want an open-source Rust environment with substantial Cargo, testing, and debugging support should consider Eclipse Corrosion. It is less suitable for those seeking AI-assisted development or an editor outside Eclipse's project and tooling model.

Your product? Our editors can test Eclipse Corrosion in depth and publish a review, labelled as paid · from $149/mo →

Eclipse Corrosion pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on eclipse-corrosion.github.io

Eclipse Corrosion fact sheet

Free plan	Not verified
Paid from	Free
Cargo support	Yes
Compiler diagnostics	Yes
Rust navigation	Yes
Rust debugging	Yes
Rust test runner	Yes
Remote development	Not verified
Supported platforms	Windows, macOS, Linux
Deployment	Desktop
Platforms	Windows, macOS, Linux
Support	Community, Docs
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Integrations	6 integrations: Rust Analyzer, Cargo, Rustup, rust-gdb, Eclipse CDT, Git
Pricing	Open source
Website	eclipse-corrosion.github.io
Facts checked	21 Sep 2026

Eclipse Corrosion integrations

Eclipse Corrosion lists 6 integrations on its own site.

Rust Analyzer
Cargo
Rustup
rust-gdb
Eclipse CDT
Git

Alternatives to Eclipse Corrosion

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Eclipse Corrosion vs the competition

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Featured on iTechGuides

Eclipse Corrosion is listed in our Rust IDEs directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update