Open Source Frameworks & Platforms using Prettier

A curated collection of the best free and open source frameworks and application platforms, covering backend as a service, low-code builders and the foundations apps are built on using Prettier.

n8n

A fair-code platform for building AI agents and automations on a visual canvas, self-hosted or in the cloud, with more than 1500 integrations.

Alternative to:

Zapier

Visual workflow automation with code flexibility and AI agents

Stars
208,821
Forks
61,271
Last commit
18 hours ago

Supabase

A Postgres development platform bundling authentication, generated APIs, realtime, storage and vectors, available hosted or entirely self-hosted.

Alternative to:

AWS Amplify

Postgres-powered backend platform for production apps

Stars
114,210

Appwrite

An all-in-one backend and hosting platform that gives web, mobile and AI teams auth, databases, storage, functions and messaging.

Alternative to:

AWS Amplify

Open-source backend platform for rapid app development

Stars
57,781

ToolJet

Open source platform for building internal tools, admin panels and dashboards on top of existing databases, APIs and SaaS systems.

Alternative to:

Retool

Build internal tools rapidly without coding

Stars
41,136

AppSmith

Low-code platform for building internal tools such as dashboards, admin panels and customer 360 views, then deploying and maintaining them.

Alternative to:

Retool

Empower your team to build custom internal tools rapidly

Stars
41,132

Refine

React meta-framework for CRUD-heavy applications, giving teams building admin panels, dashboards and internal tools a headless foundation.

Alternative to:

Retool

Build data-rich React apps with ease and flexibility

Stars
35,954

Directus

A backend that wraps any SQL database with instant REST and GraphQL APIs plus a visual studio for non-technical teammates.

Alternative to:

Contentful

Open-source data platform for effortless content management

Stars
38,668

Onlook

Visual editor for Next.js and Tailwind projects, letting designers edit the live DOM while real source code changes underneath.

Alternative to:

Webflow

Visual React editor with real-time code updates

Stars
27,020

ActivePieces

Extensible automation platform and Zapier replacement where every integration is a typed TypeScript package that doubles as an MCP server.

Alternative to:

Zapier

Automate workflows with no-code integration platform

Stars
25,255

Budibase

Operations platform for building internal apps, automations and AI agents on top of the databases a business already runs.

Alternative to:

Retool

Build powerful web apps without complex coding

Stars
28,361

Teable

A PostgreSQL-backed database that works like a spreadsheet, with AI chat and an app builder, for teams building internal tools.

Alternative to:

Coda

Flexible database meets intuitive spreadsheet interface

Stars
21,932

Automa

A browser extension that automates repetitive web tasks by connecting blocks, for anyone who fills forms or scrapes pages daily.

Alternative to:

Browse AI

Build AI agents and RPA workflows without writing code

Stars
21,686

AITable

A visual database and spreadsheet with a full REST API, for teams replacing scattered trackers with one collaborative source of records.

Alternative to:

Coda

Visual database for workflow automation across apps

Stars
15,652

Convex

A reactive database where server functions are plain TypeScript, for web developers who want live-updating apps without stitching a backend together.

Alternative to:

AWS Amplify

Build full-stack apps with TypeScript and real-time sync

Stars
12,765

Typebot

A visual chatbot builder with more than 34 blocks, embeddable anywhere, for teams collecting answers in real time.

Alternative to:

Voiceflow

Create powerful chatbots without coding

Stars
10,584

Instant

A realtime database you query from the client, giving app developers auth, permissions, storage, presence and offline caching out of the box.

Alternative to:

Firebase

Realtime client-side database for collaborative apps

Stars
10,561

KeystoneJS

Headless CMS and Node.js app framework that turns a schema you describe into a GraphQL API and admin UI.

Alternative to:

Contentful

Flexible, scalable Node.js CMS and app framework

Stars
9,981

NHost

Open source Firebase alternative built on PostgreSQL, Hasura GraphQL, auth, storage and serverless functions for full-stack teams.

Alternative to:

AWS Amplify

Serverless backend platform for modern app development

Stars
9,370

Vendure

Headless commerce platform in TypeScript for teams running D2C, B2B or marketplace stores that need to change the core.

Alternative to:

Shopify

Flexible e-commerce for modern businesses

Stars
8,547

Builder

Visual editing for existing sites and apps, turning Figma files and your own components into code teams can publish.

Alternative to:

Contentful

Visual development platform for modern web experiences

Stars
8,875

Mockoon

A desktop app and CLI for designing and running mock APIs locally, for developers who need fake endpoints without deploying anything.

Alternative to:

Beeceptor

Effortless API mocking for seamless development

Stars
8,462

Fonoster

A programmable telecommunications stack for developers who want voice applications and PBX features running on infrastructure they control themselves.

Alternative to:

Twilio

Open-source cloud communications platform for developers

Stars
8,152

Plasmic

A visual builder that plugs into an existing React codebase, letting marketers and developers assemble pages and apps without hitting a low-code ceiling.

Alternative to:

Contentful

Visual app builder that integrates with your existing codebase

Stars
7,134

Baserow

A no-code database platform where teams build tables, apps, automations and dashboards, self-hosted or in the cloud, as an Airtable alternative.

Alternative to:

Coda

No-code database and app builder you can self-host

Stars
6,231

Rowy

A spreadsheet-style interface for Firestore that pairs table editing with cloud functions written in the browser, for Firebase teams.

Alternative to:

Airtable

Build powerful backends without leaving your browser

Stars
6,843

Mathesar

Spreadsheet-like web interface for PostgreSQL that lets users of any skill level view, edit, query and collaborate on data directly.

Alternative to:

Airtable

Spreadsheet-like interface for PostgreSQL databases

Stars
5,166

OpnForm

Open source no-code form builder for teams that want unlimited forms and submissions on their own infrastructure instead of a hosted tool.

Alternative to:

Typeform

Create powerful forms with ease and flexibility

Stars
3,873

Frappe Builder

Low-code visual website builder from the Frappe ecosystem, with an AI page agent, a built-in CMS and one-click publishing.

Alternative to:

Webflow

Visual website builder for effortless web design

Stars
2,455

Silex

Free visual website builder that exports clean HTML and CSS, aimed at agencies, freelancers and designers who refuse vendor lock-in.

Alternative to:

Webflow

Free, open-source visual website builder for designers

Stars
3,020

WunderGraph

Lifecycle API management platform for federated GraphQL, covering schema registry, composition checks, routing, analytics, metrics and tracing.

Alternative to:

Apollo GraphOS

Unify APIs, databases, and services effortlessly

Stars
1,283

Hexabot

Self-hosted platform for building agentic workflows in YAML and running them across conversational channels with tools, memory and RAG.

Alternative to:

Voiceflow

Self-hosted AI agents and workflows across any channel

Stars
1,148

LyteNyte Grid

A React data grid that renders millions of rows with 150 built-in features, for teams building data-heavy application interfaces.

Alternative to:

Handsontable

Lightning-fast React data grid for enterprise scale

Stars
1,030

Structr

Low-code platform where an application's schema, interface, scripts and data all live in one graph database, for teams building custom systems.

Alternative to:

Microsoft Power Apps

Build complete web apps with integrated graph database

Stars
828

Giselle

Visual builder for AI agent workflows that chains several models and plugs into GitHub, for teams automating product delivery work.

Alternative to:

Lindy

Build and deploy AI agents through visual workflows

Stars
557

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Open Source Frameworks & Platforms using Prettier

A curated collection of the best free and open source frameworks and application platforms, covering backend as a service, low-code builders and the foundations apps are built on using Prettier.

n8n

Supabase

Appwrite

ToolJet

AppSmith

Refine

Directus

Onlook

ActivePieces

Budibase

Teable

Automa

AITable

Convex

Typebot

Instant

KeystoneJS

NHost

Vendure

Builder

Mockoon

Fonoster

Plasmic

Baserow

Rowy

Mathesar

OpnForm

Frappe Builder

Silex

WunderGraph

Hexabot

LyteNyte Grid

Structr

Giselle

n8n

Supabase

Appwrite

ToolJet

AppSmith

Refine

Directus

Onlook

ActivePieces

Budibase

Teable

Automa

AITable

Convex

Typebot

Instant

KeystoneJS

NHost

Vendure

Builder

Mockoon

Fonoster

Plasmic

Baserow

Rowy

Mathesar

OpnForm

Frappe Builder

Silex

WunderGraph

Hexabot

LyteNyte Grid

Structr

Giselle

NocoDB