90 interactive system designs you can explore, modify, and extend with AI.
A basic ride-sharing app with core components for rider-driver matching.
Property rental marketplace with search, booking, payments, and reviews.
DoorDash-like food delivery with restaurant discovery, real-time tracking, dispatch optimization, and driver management.
Handles 5M+ GPS pings per second using H3 hexagonal geospatial indexing.
K8s cluster with pod scheduling, service mesh, auto-scaling, and CI/CD deployment pipeline.
HIPAA-compliant telehealth with video consultations, EHR integration, e-prescriptions, and appointment scheduling.
AI-powered content moderation with automated detection, human review queues, and appeals workflow.
End-to-end ML platform with data ingestion, feature engineering, training, serving, and monitoring.
Neobank with accounts, transfers, card management, budgeting, and regulatory compliance.
Programmatic advertising with sub-100ms bid auctions, targeting, ad serving, and attribution tracking.
Full social network with profiles, posts, feed, friends, groups, and real-time notifications.
Mailchimp-like platform with campaigns, templates, segmentation, delivery, and analytics.
Personalized recommendation system with collaborative filtering, content-based matching, and real-time ranking.
Jira/Linear-like tool with issues, sprints, boards, workflows, and real-time collaboration.
Google Maps-like system with geocoding, routing, real-time traffic, and point-of-interest search.
Tinder-like dating app with swipe matching, location-based discovery, chat, and safety features.
Google Calendar-like platform with events, invites, availability, recurring events, and timezone handling.
Datadog-like platform with log aggregation, metrics collection, distributed tracing, and alerting.
Spotify Podcasts-like platform with RSS ingestion, audio processing, personalized feeds, and offline sync.
eBay-like auction system with bidding, buy-it-now, seller management, and fraud prevention.
Zendesk-like helpdesk with tickets, live chat, knowledge base, and AI-powered auto-responses.
WMS with receiving, bin locations, pick/pack/ship, real-time stock tracking, and barcode scanning.
Web3 decentralized application with smart contracts, wallet integration, token management, and on-chain indexing.
Okta/Auth0-like identity platform with SSO, MFA, user management, and enterprise directory sync.
Self-driving car system with perception, planning, control, HD maps, and fleet management.
Kong/AWS API Gateway-like platform with routing, auth, rate limiting, transformation, and developer portal.
Redis/DynamoDB-like distributed KV store with consistent hashing, replication, and tunable consistency.
Large-scale video upload, transcoding, streaming, and recommendation platform with global CDN delivery.
Short-form video creation, AI-powered feed algorithm, and viral content distribution at scale.
Subreddit-based community platform with voting, threading, real-time comments, and content ranking.
Professional networking platform with feed, messaging, job search, recruiter tools, and connection graph.
On-demand food delivery with real-time order tracking, driver dispatch, restaurant integration, and dynamic pricing.
Visual discovery and bookmarking platform with image search, recommendation engine, and ad targeting.
Cloud file storage and sync with real-time collaboration, versioning, sharing, and cross-device sync.
Global digital payment platform with wallet, P2P transfers, merchant checkout, fraud detection, and compliance.
Browser-based design tool with real-time multiplayer editing, component libraries, and developer handoff.
Commission-free stock trading with real-time market data, order execution, portfolio management, and regulatory compliance.
Email platform handling billions of messages with spam filtering, search indexing, attachment storage, and push notifications.
Appointment scheduling with calendar sync, availability management, booking pages, and automated reminders.
Cloud-based messaging with channels, groups, bots, E2E encryption, file sharing, and global MTProto network.
Ride-hailing with real-time matching, dynamic pricing, driver routing, ETA prediction, and payment processing.
Cloud communications API with voice calls, SMS, video, and programmable messaging at global scale.
Newsletter publishing with subscriptions, paid tiers, email delivery, and audience growth tools.
Frontend deployment platform with instant previews, edge functions, serverless builds, and global CDN.
All-in-one workspace with docs, databases, wikis, projects, and real-time collaboration with block-based editing.
Event-driven serverless computing with API Gateway, Lambda functions, DynamoDB, S3, and SQS.
Distributed event streaming with producers, brokers, consumer groups, partitions, and exactly-once semantics.
Scalable object storage with versioning, lifecycle policies, replication, access control, and event-driven processing.
Distributed search and analytics engine with inverted indexes, sharding, replication, and the ELK stack.
Horizontally scaled MongoDB with sharding, replica sets, config servers, and mongos query routing.
Production PostgreSQL with streaming replication, connection pooling, automated failover, and monitoring.
Federated GraphQL gateway aggregating multiple microservice schemas with caching, auth, and rate limiting.
Microservices architecture with API gateway, service discovery, circuit breakers, and distributed tracing.
Event-driven architecture with separate read/write models, event store, projections, and eventual consistency.
Metrics collection, alerting, and visualization with Prometheus, Grafana, Alertmanager, and exporters.
Scalable chat with WebSocket connections, message persistence, presence tracking, push notifications, and media sharing.
Local development environment with containerized app, database, cache, message queue, and monitoring.
7-stage pipeline from API call to token generation, handling millions of requests per minute.
Live analytics platform with event ingestion, stream processing, and interactive dashboards.
Web-scale search with crawling, indexing, ranking, and sub-second query serving.
Snowflake-like data warehouse with ELT pipelines, SQL analytics, dashboards, and data governance.
Web-scale search with crawling, indexing, PageRank, query processing, ads, and knowledge graph.
Full-stack social media platform with image processing, feeds, and real-time notifications.
Handles millions of concurrent voice calls with WebRTC, media servers, and guild-based routing.
Social media feed with real-time tweets, fan-out on write, and trending topics.
Workspace-based team messaging with channels, threads, file sharing, and integrations.
End-to-end encrypted messaging with offline delivery, group chats, and media sharing at billions-of-messages scale.
Modern SaaS with microservices, event-driven processing, and multi-tenant architecture.
Notion-like document editor with real-time collaboration, conflict resolution, and rich media.
Real-time multiplayer game server with matchmaking, state sync, leaderboards, and anti-cheat.
Coursera-like platform with video courses, quizzes, certificates, progress tracking, and live classes.
Multi-tenant architecture with tenant isolation, shared infrastructure, per-tenant billing, and admin portal.
Global video streaming platform with adaptive bitrate, CDN distribution, and recommendation engine.
Music streaming with personalized recommendations, offline sync, and social features.
Zoom-like video calls with screen sharing, recording, breakout rooms, and live captions.
Real-time video conferencing with screen sharing, breakout rooms, recording, and global media routing.
Production checkout flow with Stripe payments, inventory management, and fraud detection.
PCI-compliant payment system with multi-gateway routing, fraud detection, and reconciliation.
Coinbase-like crypto exchange with order matching, wallet management, KYC, and real-time market data.
Crypto exchange with order book, wallet management, blockchain integration, and institutional trading.
Two-sided marketplace with buyer/seller payments, platform fees, escrow, payouts, and dispute management.
Continuous integration and deployment system with parallel jobs, artifact caching, and environment management.
Scalable URL shortening with analytics, custom aliases, and expiration.
Headless content management with structured content, media pipeline, API-first delivery, and editorial workflows.
End-to-end continuous integration and deployment with testing, security scanning, staging, and production rollout.
Multi-channel notification platform with preferences, templating, and delivery tracking.
Dropbox-like file storage with sync, sharing, versioning, and real-time collaboration.
API rate limiting with sliding window, token bucket, and per-user quotas.
OAuth2/OIDC-based auth with SSO, MFA, session management, and role-based access control.
Smart home system with device management, real-time telemetry, automation rules, and voice control.
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