Best OpenClover Alternatives in 2026
The top OpenClover alternatives are Codecov, Coveralls and ReportGenerator: 15 test coverage tools our editors would look at instead of OpenClover, in our ranking order.
OpenClover: A free, open-source coverage tool with strong Java testing and reporting depth. Where it falls short: language support is limited to java, groovy and AspectJ.
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Best forTeams needing broad CI coverage management
A broad CI coverage platform with strong pull-request checks, analytics, and integrations.
- Pull-request annotations
- Self-hosted option
- Historical trends
10.0/10★★★★★Visit Codecov -
Best forMature multi-language coverage reporting
A mature coverage service for multi-language teams needing CI and pull-request visibility.
- Pull-request annotations
- Self-hosted option
- Historical trends
9.2/10★★★★★Visit Coveralls -
Best for.NET and multi-format report aggregation
A flexible command-line coverage reporter with strong aggregation and history features.
- Historical trends
- Coverage gates
7.7/10★★★★☆Try ReportGenerator -
Best forJava builds using Maven or Ant
A focused, open-source choice for build-integrated Java and JVM coverage.
- Coverage gates
7.1/10★★★★☆Visit JaCoCo -
Best forPython teams needing dependable native coverage
A free, open-source Python coverage tool with branch checks and flexible reports.
- Self-hosted option
- Coverage gates
6.9/10★★★☆☆Visit Coverage.py -
Best forRuby teams needing advanced coverage gates
A free Ruby coverage library with advanced gates, history, and change analysis.
- Historical trends
- Coverage gates
6.8/10★★★☆☆Visit SimpleCov -
Best for.NET developers needing build-integrated coverage
A free, open-source coverage framework for build-integrated .NET testing.
- Coverage gates
6.5/10★★★☆☆Visit Coverlet -
Best for.NET teams using JetBrains tooling
A deep .NET coverage tool for teams already invested in JetBrains tooling.
6.4/10★★★☆☆Visit JetBrains -
Best forRust teams needing CI-ready coverage gates
A free, open-source Cargo tool with broad reports and CI-ready coverage controls.
- Self-hosted option
- Coverage gates
6.3/10★★★☆☆Visit cargo-llvm-cov -
Best forRust projects needing simple CI coverage
A focused Rust CLI for line coverage across tests, examples, benchmarks, and doctests.
- Pull-request annotations
- Self-hosted option
- Historical trends
6.2/10★★★☆☆Visit Tarpaulin -
Best forNative-code teams needing differential coverage
A focused, self-hosted toolkit for differential coverage and detailed code reports.
- Self-hosted option
- Historical trends
- Coverage gates
6.1/10★★★☆☆Visit LCOV -
Best forC/C++ teams needing rich reports and gates
A free, open-source coverage utility for C/C++ teams that need detailed reports and build gates.
- Coverage gates
6.0/10★★★☆☆Visit gcovr -
Best forC/C++ teams using LLVM toolchains
A free, open-source coverage utility for LLVM-based C/C++ build and test environments.
- Self-hosted option
6.0/10★★★☆☆Visit LLVM -
Best forGCC-based native-code coverage
A free, self-hosted choice for detailed coverage of GCC-compiled native code.
- Self-hosted option
5.9/10★★★☆☆Visit GCC -
Best forWindows .NET teams needing centralized coverage
A Windows-focused .NET coverage suite with strong Visual Studio and team reporting options.
- Self-hosted option
- Historical trends
- Coverage gates
5.9/10★★★☆☆Visit NCover
OpenClover Alternatives: Common Questions
What is the best alternative to OpenClover?
Codecov: #1 in our Test Coverage Tools ranking, with an editor score of 10.0 out of 10. A broad CI coverage platform with strong pull-request checks, analytics, and integrations.
Is there a free alternative to OpenClover?
Yes. Codecov, Coveralls, ReportGenerator, JaCoCo and Coverage.py have a free plan or a free tier (13 of the 15 alternatives on this page).
OpenClover vs Each Alternative
| # | Tool | Free plan | Paid from | Coverage types | Supported languages | Report formats | Pull-request annotations | Score |
|---|---|---|---|---|---|---|---|---|
| 4 | OpenClover | Yes | None | method, statement, branch, global, per-test | Java, Groovy, AspectJ | HTML, XML, PDF, JSON, TEXT | — | 7.4 |
| 1 | Codecov | Yes | — | line, branch, project, patch | Bash, C, C#, C++, Clojure, D, Dart, Elixir, Erlang, Fortran, F#, Go, Haskell, Java, JavaScript, Julia, Lua, MATLAB, Perl, PHP, Python, R, Ruby, Rust, Salesforce, Scala, TypeScript, Vala, Xcode, Objective-C, Swift, Kotlin, Groovy | XML, JSON, TXT | Yes | 10.0 |
| 2 | Coveralls | Yes | $10/mo | line, branch | .NET, C/C++, D, Elixir, Erlang, FORTRAN, Go, Haskell, Java, JavaScript, Julia, Kotlin, Lisp, Lua, OCaml, Objective-C, PHP, Python, R, Ruby, Scala, Smalltalk, Swift | LCOV, SimpleCov, Cobertura, JaCoCo, Gcov, LuaCov, Golang, Coveralls JSON, Pytest-Cov, Clover XML | Yes | 9.2 |
| 3 | ReportGenerator | Yes | — | line, branch, method, full method, MC/DC | .NET, Java, Node.js | HTML, Clover, Cobertura, OpenCover, SonarQube, TeamCity, lcov, XML, JSON, LaTeX, text, CSV, Markdown, SVG, badges | — | 7.7 |
| 5 | JaCoCo | Yes | None | instruction, branch, complexity, line, method, class | Java, Kotlin, Groovy, Scala | HTML, XML, CSV | — | 7.1 |
| 6 | Coverage.py | Yes | None | statement, branch | Python | text, HTML, XML, LCOV, JSON | — | 6.9 |
| 7 | SimpleCov | Yes | None | line, branch, method, oneshot-line, eval | Ruby | HTML, JSON | — | 6.8 |
| 8 | Coverlet | Yes | None | line, branch, method | — | json, lcov, opencover, cobertura, teamcity | — | 6.5 |
| 9 | dotCover | No | — | statement, unit-test, application/manual | C#, F#, VB.NET | HTML, XML, JSON, XML for NDepend | — | 6.4 |
| 10 | cargo-llvm-cov | — | None | line, region, function, branch, MC/DC | Rust, C, C++ | HTML, text, JSON, LCOV, Cobertura, Codecov Custom Coverage | — | 6.3 |
| 11 | Tarpaulin | — | None | line | Rust | JSON, stdout, XML, HTML, LCOV | Yes | 6.2 |
| 12 | LCOV | — | None | line, function, branch, MC/DC | C/C++, Perl, Python | LCOV .info tracefiles, HTML | — | 6.1 |
| 13 | gcovr | Yes | None | line, branch, decision, function, condition, call | C, C++ | text, HTML, CSV, JSON, Markdown, Clover XML, Cobertura XML, Coveralls JSON, JaCoCo XML, LCOV, SonarQube XML | — | 6.0 |
| 14 | LLVM llvm-cov | Yes | None | function, instantiation, line, region, branch, MC/DC | C, C++, Objective-C, Objective-C++ | text, HTML, JSON, LCOV | — | 6.0 |
| 15 | gcov | Yes | None | line, function, branch, condition, prime-path, basic-block | C, C++, Objective-C, Objective-C++, Fortran, Ada, D, Go | .gcov text, compressed JSON (.gcov.json.gz) | — | 5.9 |
| 16 | NCover | No | — | sequence point, branch, method, condition, symbol, line, cyclomatic complexity | C#, VB.NET, C++/CLI, other .NET CLI languages | HTML, XML, JSON, CSV, NCover v3 XML | — | 5.9 |
Head-to-Head
- OpenClover vs Codecov
- OpenClover vs Coveralls
- OpenClover vs ReportGenerator
- OpenClover vs JaCoCo
- OpenClover vs Coverage.py
- OpenClover vs SimpleCov
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
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