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context-async-sqlalchemy vs Supabase

Supabase provides a full backend platform with hosted Postgres, whereas this tool is a library for managing async SQLAlchemy sessions locally.
context-async-sqlalchemyThe best way to use sqlalchemy in an async python applicationSupabaseOpen-source Postgres development platform

Which to pick

Pick context-async-sqlalchemy if you want…

  • Async SQLAlchemy session management
  • A free, open-source tool
  • Integrations with SQLAlchemy, asyncio or contextvars (on context-async-sqlalchemy's list, not Supabase's)

Pick Supabase if you want…

  • Postgres-backed backend as a service
  • Hosted Postgres backend
  • Integrations with React, Next.js or Flutter (on Supabase's list, not context-async-sqlalchemy's)

Side by side

What it is
context-async-sqlalchemy:A library that simplifies async SQLAlchemy usage by managing engine, sessions, and transactions via contextvars.
Supabase:Supabase is an open-source platform that provides a hosted Postgres database with auth, realtime, storage, edge functions and vector search.
Best for
context-async-sqlalchemy:Async SQLAlchemy session management
Supabase:Postgres-backed backend as a service
Who it’s for
context-async-sqlalchemy:Python developers building asynchronous applications with SQLAlchemy
Supabase:Developers building web, mobile or AI apps who need a full backend without managing servers.
Pricing
context-async-sqlalchemy:Open source
Supabase:Freemium
Plans
context-async-sqlalchemy:—
Supabase:Free $0 · Pro $25 per month · Team $599 per month
Open source
context-async-sqlalchemy:Yes, 63 GitHub stars
Supabase:Yes, 110,974 GitHub stars
Works with
context-async-sqlalchemy:SQLAlchemy, asyncio, contextvars
Supabase:React, Next.js, Flutter, Expo React Native, OpenAI, Hugging Face, Stripe

context-async-sqlalchemy features

  • Automatic lifecycle management. Handles engine, session, and transaction creation, commit, rollback, and cleanup automatically.
  • Framework-agnostic. Works with any async web framework without requiring specific integrations.
  • Lazy initialization. Initializes the database engine only when a session is first requested.
  • Concurrent query support. Provides tools to run multiple SQL queries concurrently within the same context.
  • Runtime host switching. Allows changing database hosts at runtime without restarting the application.
  • Testing convenience. Simplifies test setup by managing sessions automatically.

Supabase features

  • Managed Postgres. Each project gets its own dedicated Postgres instance with built-in Row Level Security.
  • Authentication. User sign-up, login, social OAuth and MFA with automatic JWT handling.
  • Realtime API. Live data synchronization for multiplayer or collaborative experiences.
  • Edge Functions. Serverless functions that run close to the database without provisioning servers.
  • Storage & CDN. File storage with 1 GB free, cached egress and basic CDN for serving assets.
  • Vector Embeddings. Store, index and search vector embeddings via OpenAI or Hugging Face integrations.
  • Instant REST/GraphQL APIs. Auto-generated APIs for any table, accessible via the client library.
  • Dashboard & Tools. SQL/Table editors, RLS policy UI, log viewer and backup controls in a web console.

context-async-sqlalchemy vs Supabase FAQ

Is context-async-sqlalchemy or Supabase free?+

context-async-sqlalchemy is free and open source. Supabase has a free plan; paid plans start at $25/month (Pro).

Which is cheaper, context-async-sqlalchemy or Supabase?+

context-async-sqlalchemy is free, so it costs less. Supabase starts at $25/month (Pro).

Is context-async-sqlalchemy or Supabase open source?+

Yes, both are open source: context-async-sqlalchemy (krylosov-aa/context-async-sqlalchemy on GitHub, MIT license) and Supabase (supabase/supabase on GitHub, Apache-2.0 license).

Do context-async-sqlalchemy and Supabase integrate with the same tools?+

Their integration lists don't overlap: context-async-sqlalchemy lists SQLAlchemy, asyncio and contextvars; Supabase lists React, Next.js, Flutter, Expo React Native and 3 more.

On DevHunt

context-async-sqlalchemy

0 upvotes · Launched on DevHunt on Jan 6, 2026

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Supabase

Listed by DevHunt

Supabase on DevHunt →Supabase alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.