Milkie
Milkie: A flexible, self-hosted foundation for subscription and authentication gating in Next.js. Ranked #23 of 30 in Paywall Software by our editors (6.9/10); pricing: Free plan; best for developers wanting self-hosted paywall primitives.
At a glance
- Editor score6.9 / 10
- PricingFree plan
- Best forDevelopers wanting self-hosted paywall primitives
- Free planYes
- Paid fromFree
- Metered paywallYes
- Facts checked20 Sep 2026
Where it wins
- Gates premium content, layouts, and individual components
- Works with Stripe, major auth providers, and multiple databases
- Supports metered access with customizable paywall interfaces
Where it doesn't
- Focused on subscriptions rather than one-time payments
- Requires developers to assemble and maintain the implementation
- Designed for Next.js rather than broader application stacks
Our verdict on Milkie
Milkie is an open-source paywall SDK for Next.js applications. It gives developers components and API route factories for subscription gating, authentication gating, and metered paywall patterns. Access can be controlled at the component or layout level, while custom paywall interfaces, messaging, and styling allow teams to shape the reader experience. Milkie fits developers building a self-hosted paywall layer around an existing web application rather than teams looking for a turnkey publishing suite.
Its ecosystem fit is a central strength. Milkie connects subscription checkout and webhooks through Stripe, and it is designed to work with authentication providers including NextAuth, Clerk, Lucia, and Supabase. Database adapters cover PostgreSQL, MySQL, SQLite, and other databases, with integrations listed for Drizzle and Prisma. Security protections include callback validation and webhook signature verification. The MIT license and open-source distribution give development teams room to adapt the implementation to their own application architecture.
Milkie is strongest when a product needs programmable entitlement rules, a registration wall, subscription access, or metered access inside a Next.js codebase. Its narrow focus is also the main limitation: the published category specifications show Stripe as the payment processor and no support for one-time payments. Teams seeking a self-hosted foundation with control over components, layouts, authentication, and data access should consider Milkie. Teams needing broader payment models or a more turnkey paywall product should choose an alternative with those capabilities built in.
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Milkie pricing
Milkie fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Metered paywall | Yes |
| Registration wall | Yes |
| One-time payments | No |
| Entitlement rules | Yes |
| Included pageviews | Not verified |
| Supported CMS | Not verified |
| Payment processors | Stripe |
| Deployment | Self-hosted |
| Platforms | Web |
| Support | Docs |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 7 integrations: Stripe, NextAuth, Clerk, Lucia, Supabase, Drizzle … |
| Pricing | Free plan |
| Website | milkie.dev |
| Facts checked | 20 Sep 2026 |
Milkie integrations
Milkie lists 7 integrations on its own site.
- Stripe
- NextAuth
- Clerk
- Lucia
- Supabase
- Drizzle
- Prisma
Alternatives to Milkie
- PigeonBroad paywall, entitlement, billing, and integration controls for digital publishers.9.4
- CleengA multichannel paywall platform covering offers, billing, entitlements and retention.9.2
- Flip-PayA broad paywall and subscription platform for publishers with complex conversion needs.9.0
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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