Side by side
BullseyeCoverage vs JaCoCo
Both stand on test coverage tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose BullseyeCoverage for C or C++ projects that need function and condition/decision coverage across desktop, server, or embedded environments. The evaluation license is temporary; the full license is paid and perpetual, with optional maintenance or renewal. Factor in the maker’s reported execution-time and code-size increases when evaluating instrumentation.
Visit BullseyeCoverageChoose JaCoCo if you need a free library to measure Java code coverage and create reports through Ant or Maven. It supports a range of coverage metrics and integrations. Account for the debug information needed for line reporting and the unauthenticated agent interfaces when deciding how to configure it.
Visit JaCoCoThe facts
| BullseyeCoverage | JaCoCo | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Self-hosted, Windows | API |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 1 |
| Maker | Not published | Not published |
| Website | bullseye.com | jacoco.org |
| On test coverage tools | #4 of 27 | #17 of 27 |
BullseyeCoverage: what it does well
- Measures both function and condition/decision coverage.
- Provides interactive results and six listed report formats.
- Exports coverage data in XML or CSV.
- Merges results from multiple computers.
- Supports Windows, Linux, macOS, and embedded systems.
What to know first
- Evaluation access is temporary and requires an email request.
- The paid license is perpetual, with optional maintenance or renewal.
- Instrumented execution time increases by 1.3–1.9×, according to the maker.
JaCoCo: what it does well
- Free Java code coverage library under EPL 2.0.
- Measures instruction, branch, line, method, class, and complexity coverage.
- Generates reports in HTML, XML, and CSV.
- Includes Ant tasks and a Maven plug-in.
- Integration matrix includes Gradle, Jenkins, SonarQube, and other tools.
What to know first
- Runtime and tools require Java 1.5 or higher.
- Line coverage and source highlighting need debug line information.
- Agent TCP connections and JMX have no authentication.
- Java 28 support is experimental.
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