Coveralls

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Coveralls is ranked #1 of 26 in test coverage tools on Inferse. It runs on API, Linux, Self-hosted, Web. There is a free plan. A free trial is offered. Paid plans start at $10/mo.

Compared on test coverage tools

Free plan: Yescoveralls.io
Paid from: $10/mocoveralls.io
Coverage types: line, branchcoveralls.io
Supported languages: .NET, C/C++, D, Elixir, Erlang, FORTRAN, Go, Haskell, Java, JavaScript, Julia, Kotlin, Lisp, Lua, OCaml, Objective-C, PHP, Python, R, Ruby, Scala, Smalltalk, Swiftcoveralls.io
Report formats: LCOV, SimpleCov, Cobertura, JaCoCo, Gcov, LuaCov, Golang, Coveralls JSON, Pytest-Cov, Clover XMLcoveralls.io
Pull-request annotations: Yescoveralls.io
Self-hosted option: Yescoveralls.io
Historical trends: Yescoveralls.io
Coverage gates: Yescoveralls.io

Facts

Purpose: Coveralls analyzes test coverage to show which parts of code are not covered by tests.coveralls.io · 28 Sept 2026
Coverage dashboard: The dashboard summarizes projects' current coverage percentages and graphs changes over time.coveralls.io · 28 Sept 2026
Coverage detail: Repository pages show aggregate coverage down to sub-project, file, and individual code line.coveralls.io · 28 Sept 2026
Build history: Build history shows coverage changes for each build across branches, including pull requests.coveralls.io · 28 Sept 2026
Pull requests: Coveralls posts summarized coverage reports in pull requests and can send status updates that allow or block merges based on coverage criteria.coveralls.io · 28 Sept 2026
Notifications: Coverage change notifications can be sent to Slack or to webhooks.coveralls.io · 28 Sept 2026
Integrations: Coveralls says it works with any CI service and offers over 30 community-created integrations plus a GitHub Action and CircleCI Orb.coveralls.io · 28 Sept 2026
Source languages: The homepage lists integration packages for languages including C/C++, Go, Java, JavaScript, .NET, PHP, Python, Ruby, Scala, and others.coveralls.io · 28 Sept 2026
API: The API can add repositories programmatically and return statistics on recent builds.coveralls.io · 28 Sept 2026
Open source: Coveralls states that it is always free for open-source and public repositories.coveralls.io · 28 Sept 2026
Privacy and security: The cloud terms state that Coveralls reads code through the SCM OAuth token, does not store or cache private code, and accesses repositories on a read-only basis for coverage analysis.coveralls.io · 28 Sept 2026
Enterprise security: The Enterprise security page says its on-premises installation runs within the customer's existing security controls and can operate without outbound network access.enterprise.coveralls.io · 28 Sept 2026
Data retention: The cloud terms specify detailed file coverage retention of 12 months for paid repositories and six months for public repositories, while aggregated build-level coverage is retained indefinitely.coveralls.io · 28 Sept 2026
Support: The pricing page offers a $200/month Support add-on with premium support, priority response, and live chat.coveralls.io · 28 Sept 2026
Maker and location: The About page identifies Coveralls, Inc. as the operator and describes it as based in Venice, California.coveralls.io · 28 Sept 2026