toolgrep / Auth & identity / ZITADEL
Alternatives to ZITADEL
ZITADEL: Identity infrastructure, simplified. 8 products similar to ZITADEL, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 8 of 8 have an API, 4 of 8 offer an MCP server, 3 of 8 are open source.
- Logto
Modern auth infrastructure for developers
- Authress
Login and access control API
- Kinde
Auth, billing and access management for modern SaaS products
- PropelAuth
Authentication for B2B products
- WorkOS
Enterprise authentication and identity platform for SaaS companies
- Auth0
Secure AI Agent & User Authentication
- Asgardeo
Auth for Modern Apps
- Authgear
Open-source auth and user management for consumer and frontline identity
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| ZITADEL | Freemium · from US$ 0 | yes | yes | no | yes | yes |
| Logto | Freemium · from $24/mo | yes | yes | no | yes | yes |
| Authress | Usage-based | yes | yes | no | yes | no |
| Kinde | Freemium | yes | yes | no | yes | no |
| PropelAuth | Freemium | yes | yes | yes | yes | no |
| WorkOS | Freemium | yes | yes | yes | yes | no |
| Auth0 | Freemium | yes | yes | yes | yes | no |
| Asgardeo | Freemium | yes | yes | no | yes | yes |
| Authgear | Freemium · from $0/month | yes | yes | yes | yes | yes |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/zitadel/alternatives