Eclipse Corrosion

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Freedom report

Two barsScore 5.6

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

Eclipse Corrosion is ranked #9 of 13 in Rust IDEs on Freedom251. It runs on Linux, macOS, Windows.

Compared on Rust IDEs

Cargo support: Yes
Compiler diagnostics: Yes
Rust navigation: Yes
Rust debugging: Yes
Rust test runner: Yes
Supported platforms: Windows, macOS, Linux

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The record

Purpose: Corrosion is a Rust development plugin for the Eclipse IDE.
Language tools: It integrates with Rust Analyzer for completion, documentation hover, diagnostics, and formatting.
Debugging: It uses rust-gdb to support variable inspection, a GDB console, breakpoints, and expression execution.
Testing: A Unit Tests view monitors test execution and helps analyze test reports.
Cargo and Rustup: Cargo and Rustup integration includes a project wizard, toolchain management, TOML editing support, and crate export.
Eclipse features: Corrosion works with Eclipse features and Marketplace extensions; Git integration and an embedded terminal are listed as available only in the Corrosion Package.
Installation: The page offers a packaged Eclipse IDE download, installation into an existing Eclipse IDE, Eclipse Marketplace installation, and a p2 repository.
Toolchain platforms: The Rust toolchain can be installed through Corrosion on Linux and macOS.
License: Corrosion is an open-source project licensed under the Eclipse Public License 2.0.
Audience: The project describes its Cargo and Rustup GUI as intended for Rust developers from newcomers to experts.
Support and contributions: The project invites feature and bug reports through GitHub issues and says developers can help contributors get started.
Linux and macOS: The Rust toolchain can be installed through Corrosion’s Rust preferences on Linux and macOS.
Support: The project invites users with a feature or bug to file an issue so developers can help them get started.
Scope limit: In-IDE Cargo crate management is currently out of scope, according to the Eclipse project page.

Where it ranks on Freedom251

Best Rust IDEs in 2026#9 of 13

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Sources

eclipse-corrosion.github.io/corrosion/· checked 30 Sept 2026
projects.eclipse.org/projects/tools.corrosion/governance· checked 30 Sept 2026
projects.eclipse.org/projects/tools.corrosion· checked 30 Sept 2026