Supabase Development & Firebase Alternative | 2muchcoffee

Supabase Development

640+Projects shipped
11+Years shipping software
700+GitHub stars, open source

★★★★★5.0 on Clutch, 26 reviews

Supabase is the open-source Firebase alternative, built on Postgres. We design and ship production Supabase backends: authentication, row-level security, realtime, and multitenant SaaS, plus clean migrations off Firebase when an app outgrows it. Senior engineers, dedicated to your product or embedded in your team.

Talk to our team
Hand-drawn illustration of Supabase development: a Postgres database cylinder with a green lightning bolt, a shield and key for row-level security, stacked table rows, a realtime pulse, and a steaming coffee mug.
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Why teams build on Supabase

Postgres, not a black box

Underneath Supabase is real Postgres: SQL, joins, constraints, and views, plus every Postgres tool you already know. You are not locked into one vendor's query dialect.

Auth and security built in

Sign-in and row-level security ship with it, so access control lives in the database instead of scattered across route handlers you can forget to guard.

Open source, no lock-in

Supabase is open source and self-hostable on standard Postgres, so moving off it later is a migration, not a ground-up rebuild.

Capabilities

What we build on Supabase

Supabase is more than a database. We ship the whole backend on it, and we know where it fits and where it does not.

SaaS on Supabase

The full SaaS backend: Supabase Auth, Postgres, multitenant organizations and teams, and Stripe subscription or seat-based billing, wired together the way products actually ship, not a demo.

Multitenant with row-level security

Tenant isolation enforced in the database with Postgres RLS, so one tenant cannot read another tenant's rows even when a query is wrong. Authorization you cannot forget to check in a route handler.

Auth, storage, realtime, edge

Email, OAuth and SSO sign-in, file storage with access policies, realtime subscriptions, and edge functions for server-side logic. First-party pieces, not a stack glued together by hand.

Firebase to Supabase migration

A phased move that keeps the app online: schema and data ported to Postgres, Firebase security rules re-expressed as RLS, and auth migrated without forcing every user to reset a password.

Mobile on Supabase

React Native, Expo, and Flutter apps on Supabase auth and realtime, with an engineered offline layer when the app has to work without a connection, since Supabase ships none by default.

The stack

The Supabase stack we work in

From the Postgres schema up to the client, and the billing on top.

SupabasePostgreSQLRow-Level SecuritySupabase AuthRealtimeEdge FunctionsStorageNext.jsReactStripe billingDrizzle / PrismaPowerSync

Security

RLS done right, not RLS forgotten

The most common Supabase data leak is a table shipped with row-level security switched off: because the anon key is public, anyone can then read the whole table through the auto-generated API. We treat RLS as the security boundary, and we make it fast.

01
RLS on by default

Every table holding user or tenant data ships with row-level security enabled and policies written, never left open behind a public API key.

02
Security, not filtering

RLS is the boundary; the query still filters explicitly. That pairing is also what keeps policies fast instead of re-checking every row.

03
No trusting client claims

Authorization checks a database table or server-controlled metadata, never a user-writable token field that a client can quietly change.

04
Keys in their place

The service-role key that bypasses RLS never reaches the browser, and storage buckets get explicit policies rather than public-by-default access.

Compare

Supabase vs Firebase

Both give you auth, a database, storage, and realtime without running your own server. They differ where it matters for a product you intend to grow.

Supabase
Firebase
Custom Postgres
Database
Postgres, relational SQL
Firestore, NoSQL documents
Postgres you run yourself
Querying
Full SQL: joins, views, aggregates
Limited, no cross-collection joins
Full SQL
Row security
Postgres RLS, at the database
Security Rules, a separate language
You build and enforce it
Realtime
Postgres changes, broadcast, presence
Mature, well-worn realtime
You build it
Auth
Built in: email, OAuth, SSO
Built in, broad provider list
You add it
Lock-in
Open source, self-hostable, standard Postgres
Proprietary, Google-hosted
None, fully yours
Best fit
Relational apps and SaaS you will scale
Fast prototypes, simple document data
Full control, with ops capacity

Building on Supabase, or moving off Firebase? Tell us what you're working on.

Talk to our team

Proof

Read the work, not just the pitch

Trusted by the best in their industries.
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Normative
Adam Egesa
CEO & CTO
2muchcoffee provides top-notch development work and expert advice that please end-users needs. The team is transparent about progress, communicative, and committed to deadlines.
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Stepler
Niklas Frisk
Co-founder & CEO
The app has received positive feedback from users. 2muchcoffee leverages their strong work ethic and technical expertise to produce results that meet the needs and requirements of the client. The team develops solutions that engage the client's audience.
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Lindsay Scholtes
Co-founder & CEO
Internal stakeholders are pleased with the UX/UI and functionality of the final product. Excellent communication and consistent professionalism were hallmarks of this partnership. Customers can expect a dedicated, innovative partner that will meet every requirement.
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Station
Alexandre Lacgèze
Co-founder & CTO
Users commented that the revamped app was richer in features and more user-friendly. The solution would also be a lot easier to scale in the future thanks to the well-written code. Collaborative and diligent, 2muchcoffee took the time to understand the core business goals, which informed the work.
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Inktank
Peter ten Klooster
Co-founder
2muchcoffee filled the development partner role seamlessly and created an essential component for the client. Their team was responsive and always available. They offered detailed feedback that showcased their expertise in the field. Customers can expect a capable and flexible team of developers.
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Digistore24
Lars Rieger
Product Manager
Collaborating with an in-house design team, 2muchcoffee delivered dynamic, user-friendly websites and pages within a narrow time frame. The team remained involved and diligent, offering experienced guidance and recommendations to minimize shortfalls or errors.

Questions

Supabase, answered

Is Supabase better than Firebase?

It depends on the product. Supabase is a relational Postgres database with full SQL, row-level security, and no vendor lock-in, which suits SaaS and apps you will grow. Firebase is a mature document (NoSQL) platform that is excellent for fast prototypes and simple data. We help you pick, and we migrate between them when a product outgrows its first choice.

How does Supabase keep data secure?

Through Postgres row-level security. RLS is opt-in, so the real risk is a table left with it switched off, which exposes the whole table through the public API key. We enable RLS on every table that holds user or tenant data, write explicit policies, keep the service-role key off the client, and never trust user-writable token fields for authorization.

Can you build a multitenant SaaS on Supabase?

Yes. We model tenants with an organization and membership schema and enforce isolation with RLS at the database, so one tenant cannot read another tenant's rows even if a query is wrong. Auth, per-seat or subscription billing with Stripe, and role-based access sit on top of that.

Can you migrate our app from Firebase to Supabase?

Yes, in phases that keep the app online. We port schema and data from Firestore to Postgres, re-express Firebase security rules as RLS policies, and migrate auth without forcing every user to reset a password. You get a plan before anything moves.

Does Supabase work for mobile apps?

Yes, for React Native, Expo, and Flutter, using Supabase auth and realtime. Supabase ships no built-in offline mode, so when an app has to work without a connection we add an engineered offline layer with local storage and a sync engine rather than pretending it is built in.

Is Supabase production-ready and does it scale?

Yes, with engineering. It is Postgres, so it scales the way Postgres does: indexing, query design, and connection pooling matter, and realtime has real limits you plan around. We build with those limits in mind instead of discovering them in production.

Building on Supabase, or thinking about the move?

Tell us what you're building and we'll tell you honestly where Supabase fits.

Talk to our team

CONTACT OUR TEAM

Do you have an idea for your next project? Not sure what tech stack or business model to choose? Share your thoughts and our team will assist you in any inquiry.
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