Replit

Replit

Navigateur-based IDE with an AI Agent that builds complete applications from natural langue. Combine a full développement environnement with AI assistance for frontend, backend, database, and déploiement — all without local setup.

Free AvailableBrowser IDEAI AgentFull-StackMobile Dev

a16z Web Ranking

#22

Langues prises en charge

50+

Fondé en

2016

Deployment Options

3 types

Entreprise

Replit, Inc.

Introduction

Replit is a navigateur-based développement environnement that uniquely combine a full-featured IDE with an AI Agent capable of building complete applications from natural langue descriptions. Contrairement à pure AI app builders, Replit gives you both the power of conversational AI and the control of a traditional code éditeur — vous pouvez switch between asking the Agent pour construire comprend and writing code yourself at any time.

Ce qui distingue Replit apart from competitors is its breadth. It prend en charge over 50 programming langues, fonctionne everything in isolated containers in the cloud, and nécessite zero local setup — just open your navigateur and start building. The AI Agent gère architecture planning, code génération, package installation, database configuration, and déploiement. When vous avez besoin finer control, the full IDE with syntax highlighting, terminal, debugger, and package manager is right there.

Replit serves a uniquely wide audience. Computer science étudiants use it for coursework and learning. Hobbyist développeurs use it pour construire side projets without cluttering their local machine. Professionnel développeurs use the AI Agent for rapid prototyping. And with React Native and Expo support, Replit is l'un des few AI plateformes that can build mobile apps — previewing them on your phone through Expo Go.

Avantages

  • +Full IDE in the navigateur — no local setup or environnement configuration needed
  • +AI Agent builds complete apps y compris database and déploiement end-to-end
  • +Unique mobile app développement support with React Native and Expo
  • +En temps réel multiplayer collaboration with live cursors and shared terminal
  • +Prend en charge 50+ programming langues in isolated containers
  • +Three déploiement options (static, autoscale, reserved VM) for different needs
  • +Intégré PostgreSQL database provisioned automatically
  • +SSH access disponible for avancé utilisateurs who want terminal access

Inconvénients

  • -Offre gratuite is quite limited — public projets only and restricted AI usage
  • -Navigateur IDE can feel slower than native éditeurs like VS Code or Cursor
  • -AI Agent can struggle with complex multi-step exigences on large projets
  • -Always-on hosting nécessite a plan payant — free déploiements sleep after inactivity
  • -Basé dans le cloud containers add network latence par rapport à local développement

Fonctionnalités clés

AI Agent

Describe what vous voulez in natural langue and the Agent builds it end-to-end. It plans the architecture, writes code, installs packages, configures the database, gère errors, and déploie — all while explaining its reasoning.

Navigateur-Based IDE

Full-featured IDE running entirely in the navigateur. Code éditeur with syntax highlighting, IntelliSense, terminal, file explorer, package manager, and debugger — no local installation, configuration, or environnement setup needed.

Instant Déploiement

Deploy any projet to a production URL with one click. Inclut HTTPS, custom domains, and always-on hosting for plans payants. Choose between static hosting, autoscale for web servers, or reserved VMs for background workers.

Built-in PostgreSQL Database

Intégré PostgreSQL database provisioned automatically when your projet needs persistence. The AI Agent sets up schemas, migrations, ORM connections, and seed data as part of app génération.

Mobile App Développement

Build React Native and Expo apps directly in the navigateur. Preview on your phone with the Expo Go app and build for both iOS and Android. L'un des few AI plateformes supporting native mobile développement.

Multiplayer Collaboration

En temps réel collaboratif coding with multiple utilisateurs editing le/la même projet simultaneously. Built-in chat, shared terminal, and live cursors make pair programming transparent even across time zones.

50+ Langue Support

Prend en charge Python, JavaScript, TypeScript, Go, Rust, Java, C++, Ruby, PHP, Haskell, and dozens more. Each projet fonctionne in its own isolated container with langue-specific tooling pre-configured.

Secrets and Environnement Variables

Securely store Clé APIs, database identifiants, and configuration secrets. Environnement variables are encrypted and never exposed in code, ce qui en fait safe to share projets publicly.

Package Management

Install packages from npm, pip, cargo, go modules, and other package managers directly from the UI or terminal. The AI Agent automatically installs required dependencies as it génère code.

À qui s'adresse-t-il

Full-Stack App Prototyping

Use the AI Agent to describe an app idea and get a working prototype with database and authentification en quelques minutes. Iterate by chatting with the Agent or editing code directly. Deploy instantly to share with stakeholders or utilisateurs.

Startup founders, product managers, and développeurs building MVPs

Computer Science Education

Étudiants can start coding immediately without installing compilers, éditeurs, or dependencies. Teachers create assignments as modèles. The AI Agent aide debug errors and explain concepts. Prend en charge all common CS langues y compris Python, Java, and C++.

CS étudiants, coding bootcamp participants, and éducateurs

Mobile App Développement

Build React Native and Expo apps entirely in the navigateur. The AI Agent scaffolds navigation, screens, and API intégration while you preview on your physical device through Expo Go. Ship to both iOS and Android app stocke.

Mobile développeurs and équipes building cross-plateforme apps

Collaboratif Side Projets

Build projets with friends or colleagues in en temps réel multiplayer mode. No Git merge conflicts — everyone edits le/la même codebase simultaneously with live cursors, shared terminal, and built-in chat.

Hobbyist développeurs, hackathon équipes, and open source contributors

Plans tarifaires

Free

$0
  • Limited AI Agent usage
  • Public projets only
  • Communauté support
  • Basic compute resources
  • Core IDE comprend
Recommandé

Replit Core

$25/mois
  • Increased AI Agent usage
  • Private projets
  • Always-on déploiements
  • Custom domains
  • Boosted compute (4 GiB RAM)
  • SSH access to Repls
  • Support prioritaire

Teams

$15/mois
  • Everything in Core per member
  • Gestion d'équipe tableau de bord
  • Shared projets and modèles
  • Centralized billing
  • Support prioritaire
  • Role-based access controls

Comparatif

Replit vs Lovable

Replit and Lovable both build apps from natural langue, but Replit inclut a full IDE for hands-on coding while Lovable is a pure AI builder conçu pour non-technical utilisateurs. Replit is better when vous voulez coding control; Lovable is better when vous voulez to avoid code entirely.

Replit excelle dans

  • +Full IDE lets you write and edit code alongside AI génération
  • +Prend en charge 50+ langues vs Lovable React/TypeScript only
  • +Mobile app développement with React Native and Expo

Lovable excelle dans

  • +Lovable is more accessible for non-technical utilisateurs
  • +Lovable has a more polished visual éditeur for design adjustments
  • +Lovable génère cleaner, more opinionated code with fewer decisions required

Replit vs Bolt

Both are navigateur-based app builders, but they use different technologie. Bolt fonctionne Node.js in the navigateur via WebContainers for instant feedback. Replit fonctionne containers in the cloud, which prend en charge more langues but adds network latence.

Replit excelle dans

  • +Prend en charge 50+ langues beyond JavaScript/TypeScript
  • +Full IDE with terminal, debugger, and package manager
  • +Mobile app développement is a unique capability

Bolt excelle dans

  • +Bolt WebContainers provide faster, latence-free in-navigateur développement
  • +Bolt token-based tarification peut être more predictable
  • +Bolt framework support (Vue, Svelte, Astro) is broader for web projets

1. Pour commencer with Replit

S'inscrire at replit.com and click "Create Repl." Vous pouvez choose from dozens of langue modèles (Python, Node.js, React, etc.) or simply describe your projet to the AI Agent. If you start with the Agent, tell it what vous voulez pour construire — for example, "Build a task management app with user accounts and a PostgreSQL database." The Agent will plan the architecture, set up the projet, install dependencies, and get you a running app en quelques minutes.

2. Building with the AI Agent

Open the AI Agent panel and describe your exigences in detail. Be specific about comprend, user flows, and technical préférences. The Agent fonctionne étape par étape: it plans the architecture, crée files, writes code, installs packages, configures the database, and tests the result. Vous pouvez interrupt at any point to give feedback, change direction, or ask the Agent to explain its choices. The Agent learns from your corrections and adjusts its approach.

3. Coding in the Navigateur IDE

The IDE prend en charge full coding with syntax highlighting, autocomplete, linting, and formatting. Use the intégré terminal to run commands, install packages, and interact with your database. The file explorer lets you navigate your projet structure. The AI assistant (separate from the Agent) fournit inline code suggestions and can réponse questions about specific code sections.

4. Deploying Your Application

Click the Deploy button and choose your déploiement type: Static (for frontend-only apps), Autoscale (for web servers thà grande échelle with traffic), or Reserved VM (for background workers and long-running traite). Configure a custom domain if desired and your app goes live with HTTPS. Plans payants keep déploiements running 24h/24 et 7j/7; free déploiements sleep after inactivity.

Questions fréquentes

No. Replit fonctionne entirely in your navigateur. No local installation, compiler setup, or environnement configuration is required. Just s'inscrire and start coding or building with the AI Agent immediately.
Yes. Replit prend en charge React Native and Expo for mobile app développement. Vous pouvez preview your app on a physical device using Expo Go and build for both iOS and Android app stocke.
Replit prend en charge over 50 langues y compris Python, JavaScript, TypeScript, Go, Rust, Java, C++, Ruby, PHP, Haskell, and more. Each projet fonctionne in an isolated container with the appropriate toolchain pre-installed.
Oui, Replit propose a offre gratuite with limited AI Agent usage and public projets. The Core plan at $25/month fournit more AI usage, private projets, always-on déploiements, and boosted compute resources.
Yes. Replit prend en charge en temps réel multiplayer collaboration where multiple people can edit le/la même projet simultaneously with live cursors, shared terminal, and built-in chat. No Git merging required.
Replit propose a full IDE expérience with AI assistance, ce qui en fait adapté pour both coding and no-code use. Lovable focuses on pure natural langue building for non-développeurs. Bolt emphasizes in-navigateur speed with WebContainers and token-based tarification.
Yes. Replit propose autoscale déploiements that handle production traffic, custom domains with HTTPS, and PostgreSQL databases. Many applications are deployed and served directly from Replit infrastructure.
Offre gratuite projets are public by default. The Core plan ($25/month) inclut private projets that are only visible to you and invited collaborators. Secrets and environnement variables are always encrypted indépendamment de plan.
Yes. Vous pouvez télécharger your projet as a ZIP file or connect to a GitHub repository for version control. The code is yours and peut être developed further in any local éditeur or IDE.
Yes. Replit fournit intégré PostgreSQL databases provisioned automatically when needed. The AI Agent can create schemas, set up migrations, and configure ORM connections as part of building your application.