Best Open-Source Alternatives to Developer Tools Tools

Paying for commercial Developer Tools software? Here are 39 popular Developer Tools tools in this category, each mapped to real, actively-maintained open-source alternatives - verified against GitHub, with stars, license, and last-commit data so you can judge project health before switching.

Applitools

6 open-source alternatives

Bamboo

2 open-source alternatives

Bitbucket

4 open-source alternatives

BrowserStack

2 open-source alternatives

Bubble

3 open-source alternatives

Checkmarx

4 open-source alternatives

Chromatic

5 open-source alternatives

CircleCI

1 open-source alternative

Codecov

1 open-source alternative

Coveralls

1 open-source alternative

Cursor

4 open-source alternatives

DeepSource

3 open-source alternatives

GitBook

7 open-source alternatives

GitHub

4 open-source alternatives

GitLab

3 open-source alternatives

Glide

7 open-source alternatives

jFrog Artifactory

2 open-source alternatives

LambdaTest

6 open-source alternatives

Landbase

3 open-source alternatives

Mailgun

6 open-source alternatives

Make

5 open-source alternatives

Mend

2 open-source alternatives

Opsgenie

1 open-source alternative

Percy

4 open-source alternatives

Postman

5 open-source alternatives

Postmark

5 open-source alternatives

RapidAPI

3 open-source alternatives

ReadMe

5 open-source alternatives

Retool

4 open-source alternatives

Sauce Labs

5 open-source alternatives

Snyk

5 open-source alternatives

Softr

4 open-source alternatives

Sonatype Nexus

4 open-source alternatives

SwaggerHub

5 open-source alternatives

TeamCity

2 open-source alternatives

Tray.io

4 open-source alternatives

Twilio

3 open-source alternatives

Veracode

3 open-source alternatives

Zapier

5 open-source alternatives

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