techstack.sh techstack .sh

Real-time Alternatives

Pusher

Pusher Alternatives in 2026

Hosted realtime APIs for channels, events, and presence across web and mobile

6 alternatives to Pusher

Ably

Real-time messaging infrastructure with guaranteed delivery

Pricing: Freemium — 6M messages free, from $29/mo

Best for: Chat, notifications, live data feeds, multiplayer

Firebase Realtime Database Firebase Realtime Database

Cloud-hosted NoSQL realtime database with live client synchronization

Pricing: Freemium - pay-as-you-go at scale

Best for: Chat, live presence, mobile realtime sync

Liveblocks

Real-time collaboration infrastructure - presence, live cursors, shared state, and comments out of the box

Pricing: Freemium - free starter plan, paid from $99/mo

Best for: Collaborative editing features, Figma/Notion-style multiplayer, presence and cursors

Redis Pub/Sub Redis Pub/Sub

In-memory message broker for real-time publish/subscribe patterns

Pricing: Free / Open Source (cloud from $5/mo)

Best for: Chat, live updates, event streaming, caching

Socket.IO Socket.IO

Bidirectional, event-driven real-time communication library with automatic fallback and rooms support

Pricing: Free / Open Source

Best for: Chat apps, collaborative tools, real-time dashboards, multiplayer games

Supabase Realtime Supabase Realtime

Postgres change streams and broadcast channels for realtime applications

Pricing: Included with Supabase plans

Best for: Realtime dashboards, collaborative apps, Postgres-driven events