Alternatives

Products that do what Unstack Pro does

Auth Done Right Once, So You Don't Have To Think Twice

1. 1
   AuthKit by WorkOS▲688

   The world's best login box, powered by WorkOS + Radix.

   2023 · authkit.com

2. 2
   Serverless SaaS▲222

   Building SaaS apps faster with React

   2021

3. 3
   Single Sign-On / SAML (by WorkOS)▲134

   Integrate enterprise-level SSO for free in <1 hour

   2020

4. 4
   Authgear ONCE▲82

   Own your auth without subscription

   2025

5. 5
   Ship SaaS▲205

   Premium Next.js and Supabase SaaS starter kit

   2021

6. 6
   Company Accounts by Userlist▲174

   Email the right user at the right time

   2021

7. 7
   Supaboost▲124

   Save 30 development days building your next SaaS

   2023

8. 8
   supastarter for Next 13▲182

   The ultimate SaaS starter kit for Next 13

   2023

9. 9
   Vendr Bids▲194

   Get bids on any SaaS in 24 hours

   2024

10. 10
    Supersaas v3.0▲50

    The fastest way to build fullstack apps with nuxt 4

    2025

11. 11
    Launch Stack▲99

    Build SaaS web application faster

    2023

12. 12
    Nextless.js▲111

    Full stack React SaaS starter kit, earn faster your 1st MRR

    2022

13. 13
    SAAS Starter Kit▲8

    Build your saas faster

    Oct 2025

14. 14
    Reditus: Free In-app referral program▲58

    Turn your SaaS users in advocates & recurring revenue

    2025

15. 15
    LaunchFast Pro — Ship Your SaaS in Days▲2

    Next.js SaaS kit: auth, Stripe, dashboard. Ship in days.

    Jun 2026

16. 16
    Buildsaas - Ship SAAS 10x Faster▲5

    Build amazing SaaS products 10x faster. Complete starter kit

    Jan 2026 · buildsaas.dev

17. 17
    SaaS Starter Kit▲3

    Ship your SaaS in days, Next.js 14 + Supabase + Stripe.

    Feb 2026 · abhimanyu857.gumroad.com

18. 18AA
    Add auth to Next.js and deploy in 60 seconds – no manual config▲29

    2023 · blog.hello.dev

19. 19
    Already▲2

    Stop rebuilding auth and billing. Already done.

    Jun 2026 · alreadykit.com

20. 20
    Request Management Portal - UI UPDATE▲12

    Save months—get a ready-to-use request system today!

    2025

21. 21
    SaaStack▲7

    From code to customer in days, not months.

    Oct 2025

22. 22SA
    Saasform, Auth and Payments for SaaS▲9

    2021 · github.com

23. 23
    AutoSaaSLaunch▲6

    Launch your SaaS in minutes, not days.

    Dec 2025 · autosaaslaunch.com

24. 24ES
    EliteSaaS – Self-Contained SaaS Starter (Auth, Billing, Email, Launch)▲5

    Hi HN, I got tired of rebuilding the same boilerplate for every side project — auth, billing, dashboards, waitlists, email flows, SEO metadata, launch pages… you know the drill. Most “SaaS starters” still require stitching together a bunch of external tools — Zapier, Intercom, Mailchimp, analytics, Stripe, etc. That ends up being fragile and expensive. So I built EliteSaaS to solve that. What’s included: • Auth, user management, password reset • Stripe subscriptions (recurring billing + coupons) • Admin dashboard, user table, impersonation • Built-in email flows and campaign manager (uses…

    2025 · elitesaas.dev

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