Technology · head to head
GitHub vs Keycloak

Keycloak
Open Source
Open-source identity and access management server.
- From
- Free
- Rated
- -
The short version
- Each has a real cost: GitHub acquired by Microsoft in 2018, reducing pure independence despite operational autonomy; Keycloak requires self-hosted deployment and operational expertise to install, configure and maintain
Where they differ
Only the attributes on which GitHub and Keycloak actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in GitHub
- Git repositories
- Pull requests
- Code review
- Issues & projects
- GitHub Actions CI/CD
- GitHub Pages
- Security scanning
- Dependency management
Only in Keycloak
Nothing recorded that GitHub does not also cover.
What people use each for
The jobs each tool is most often brought in to do.
GitHub
- Version controlnot Keycloak
- Code collaborationnot Keycloak
- CI/CD pipelinesnot Keycloak
- Project managementnot Keycloak
- Documentation hostingnot Keycloak
Keycloak
- Organisations requiring self-hosted identity infrastructure for compliance or data residencynot GitHub
- Companies with existing LDAP/Active Directory systems needing federated authenticationnot GitHub
- Open-source projects and communities requiring free IAM without licensing costsnot GitHub
- Enterprises building custom identity workflows requiring fine-grained authorisationnot GitHub
- Teams with sufficient operational expertise to manage infrastructurenot GitHub
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
GitHub
- Acquired by Microsoft in 2018, reducing pure independence despite operational autonomy
- Primary focus on source control differs from purpose-built project management tools like Jira
- Pricing for enterprise features and private repositories adds up compared to some self-hosted alternatives
Keycloak
- Requires self-hosted deployment and operational expertise to install, configure and maintain
- No managed cloud option provided by Red Hat; organisations must operate infrastructure themselves or use third-party distributions
- Clustering and high-availability configurations require additional operational knowledge
- Community support only; commercial support requires third-party vendors or distributions
Pricing, plan by plan
GitHub
Free- FreeFree
- Unlimited public/private repos
- 2,000 CI/CD minutes/month
- 500MB package storage
- Team$4/month
- Everything in Free
- 3,000 CI/CD minutes/month
- 2GB package storage
- Enterprise$21/month
- Everything in Team
- 50,000 CI/CD minutes/month
- 50GB package storage
Keycloak
Free- Open-sourceFree
- Full platform functionality
- Self-hosted deployment
- Community support
Which should you pick?
Choose GitHub if
- You need git repositories.
- You want to start without paying.
- You work on Web, Desktop, Mobile.
- You also want pull requests.
Choose Keycloak if
- You want to start without paying.
- You work on Self-hosted, Docker, Kubernetes, Linux, Windows, API.
Questions people ask
- Is GitHub or Keycloak better?
- Neither clearly leads. GitHub starts at Free and Keycloak at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, GitHub or Keycloak?
- GitHub starts at Free and Keycloak at Free.
- Does GitHub or Keycloak run on more platforms?
- GitHub runs on Web, Desktop, Mobile. Keycloak runs on Self-hosted, Docker, Kubernetes, Linux, Windows, API.
- Can I use GitHub for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is GitHub best used for?
- GitHub is most often used for version control, code collaboration, ci/cd pipelines, project management. Of those, version control and code collaboration are not what Keycloak is typically brought in for.
- What can GitHub do that Keycloak cannot?
- GitHub covers Git repositories, Pull requests, Code review, Issues & projects.
Answered from the vendors’ own pages
GitHub: What is a Git repository and how does GitHub use it?
A repository is the centralized database that stores the complete collection of files and folders for a codebase, along with the revision history. GitHub uses Git to provide distributed version control access to repositories with version tracking, branching, and collaboration features.
SourceKeycloak: What protocols does Keycloak support?
Keycloak supports OpenID Connect, OAuth 2.0 and SAML 2.0 protocols for authentication and authorisation.
SourceGitHub: How does GitHub authentication work?
When you connect to a GitHub repository from Git, you need to authenticate with GitHub using either HTTPS or SSH. GitHub supports multiple authentication methods including passwords, personal access tokens, SSH keys, and GitHub Apps.
SourceKeycloak: Can Keycloak integrate with existing user directories?
Yes. Keycloak supports user federation with LDAP and Active Directory systems, allowing organisations to leverage existing user directories.
SourceGitHub: How long has GitHub been operating?
GitHub was founded in 2008 and launched publicly on April 10, 2008, making it the dominant git hosting platform for nearly two decades.
SourceKeycloak: Is Keycloak free?
Yes. Keycloak is fully open-source and free to deploy and use. No licensing fees are required.
SourceGitHub: Who owns GitHub and when did the acquisition occur?
Microsoft acquired GitHub for $7.5 billion USD, with the deal announced June 4, 2018 and completed October 26, 2018. GitHub operates as an independent subsidiary within Microsoft.
SourceRelated pages
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