Sites like PubNub

01 · Entity

About PubNub

PubNub pubnub.com

Build, manage, & optimize real-time apps at scale | PubNub

Power your real-time app with PubNub - the world's largest pub/sub network. Scale to 3 trillion API calls/month, with <30ms global delivery. Start building now!

Wikidata: Python library

Top 10K · #5,512 English 15 technologies Crawled Nov 6, 2026

Visit PubNub

Summary by Claude

PubNub provides a hosted real-time messaging network and APIs (publish/subscribe) that developers use to add live features such as chat, presence, notifications and device sync to apps, plus message storage, serverless logic, analytics and integrations.

Who it’s for

Software developers and product teams

Business model

Usage-based subscriptions

• Realtime messaging API
• pub/sub messaging API
• in-app chat
• presence detection
• message history storage
• push notifications
• IoT device messaging
• SDKs
• webhooks and Kafka integration

02 · Embedding space

Competitor map

Each alternative by how close its vector is to PubNub’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

1. 01
   Pusher pusher.com Top 10K English

   Pusher | Leader In Realtime Technologies

   Simple, scalable and reliable. Hosted realtime APIs loved by developers and trusted by giants. Build live dashboards, notifications, geotracking, chat and more.

   • Google Search Console
   • Google Workspace
   • React
   • Stripe
   • Amazon CloudFront
   • Dropbox

   0 say Pusher is a good alternative to PubNub 0 say Pusher isn’t a real alternative to PubNub

   Comment
   Very close cos 0.925
2. 02
   Ably ably.net Top 10K English

   Ably | Realtime platform for chat, AI and live apps at scale

   Ably is the realtime platform built for scale and reliability. Power live chat, messaging, collaborative apps, and AI experiences that never drop.

   • Google Search Console
   • Google Workspace
   • OneTrust
   • React
   • Cloudflare
   • Gatsby

   0 say Ably is a good alternative to PubNub 0 say Ably isn’t a real alternative to PubNub

   Comment
   Very close cos 0.910
3. 03
   Snapchat snapchat.com Top 1K English

   Snapchat - Say It In A Snap

   Chat, send Snaps, explore Stories, and try Lenses on desktop, or download the app on mobile! See how to connect & create with friends on Snapchat, wherever you are.

   • Apple Business
   • Google Search Console
   • Google Workspace
   • Miro
   • Next.js
   • OneTrust

   0 say Snapchat is a good alternative to PubNub 0 say Snapchat isn’t a real alternative to PubNub

   Comment
   Close cos 0.888
4. 04
   Verve pubnative.net Top 10K English

   Mobile App Monetization | Verve

   Grow your in-app revenue with premium demand and high-impact ad experiences from the highest brand and performance bidders.

   • Google Search Console
   • Google Workspace
   • OneTrust
   • React
   • Atlassian
   • Cloudflare

   0 say Verve is a good alternative to PubNub 0 say Verve isn’t a real alternative to PubNub

   Comment
   Close cos 0.887
5. 05
   Pushy pushy.io Top 1K English

   Pushy - Lightning-Fast & Highly-Reliable Push Notifications

   Pushy is a reliable push notification gateway for time-sensitive, mission-critical apps.

   • Bootstrap
   • Google Analytics
   • Google Fonts
   • jQuery
   • nginx
   • Zendesk

   0 say Pushy is a good alternative to PubNub 0 say Pushy isn’t a real alternative to PubNub

   Comment
   Close cos 0.883
6. 06
   Infobip infobip.com Top 10K English

   Infobip - Build meaningful customer relationships across any communication channel

   Engage your customers and prospects with simple drag and drop email, SMS, chatbot or build custom solutions with the best in class APIs

   • Apple Business
   • Google Search Console
   • Miro
   • OneTrust
   • OpenAI
   • React

   0 say Infobip is a good alternative to PubNub 0 say Infobip isn’t a real alternative to PubNub

   Comment
   Close cos 0.882
7. 07
   Piano piano.io Top 10K English

   Piano | Data-Driven Customer Engagement Solutions

   Welcome to Piano, the leading platform for data analytics, audience segmentation, and customer engagement. Discover how we help businesses grow through data-driven insights.

   • Apple Business
   • Google Search Console
   • Stripe
   • Amazon SES
   • Atlassian
   • Cloudflare

   0 say Piano is a good alternative to PubNub 0 say Piano isn’t a real alternative to PubNub

   Comment
   Close cos 0.881
8. 08
   New Relic newrelic.com Top 1K English

   AI-powered Observability

   New Relic is an AI-powered observability platform that correlates your telemetry across your entire stack, so you can isolate the root cause and reduce MTTR.

   • Apple Business
   • Fastly
   • GlobalSign
   • Google Search Console
   • Google Workspace
   • NS1

   0 say New Relic is a good alternative to PubNub 0 say New Relic isn’t a real alternative to PubNub

   Comment
   Close cos 0.879
9. 09
   Sendbird sendbird.com Top 10K English

   The AI customer experience platform for enterprise | Sendbird

   Engage your customers and improve customer loyalty with an AI customer experience platform trusted by enterprises worldwide.

   • Apple Business
   • Google Search Console
   • Google Workspace
   • Netlify
   • OneTrust
   • OpenAI

   0 say Sendbird is a good alternative to PubNub 0 say Sendbird isn’t a real alternative to PubNub

   Comment
   Close cos 0.877
10. 10
    OneSignal onesignal.com Top 10K English

    Customer Engagement Platform for Email, Push… - OneSignal

    The world's leader for mobile push notifications, web push, SMS, email and in-app messaging. Trusted by 2 million+ businesses to send 12 billion+ messages per…

    • Google Search Console
    • Google Workspace
    • Miro
    • Bootstrap
    • cdnjs
    • Cloudflare

    0 say OneSignal is a good alternative to PubNub 0 say OneSignal isn’t a real alternative to PubNub

    Comment
    Close cos 0.876
11. 11
    Agora agora.io Top 1K English

    Real-Time Engagement & Conversational AI Platform | Agora

    Build ultra-low latency voice, video, chat, and voice AI experiences for meaningful human-to-human and human-to-AI conversations, with flexible APIs and no-code & low-code tools.

    • Google Search Console
    • Cloudflare
    • Amazon CloudFront
    • CookieYes
    • Google Ads conversion tracking
    • Google Analytics

    0 say Agora is a good alternative to PubNub 0 say Agora isn’t a real alternative to PubNub

    Comment
    Close cos 0.877
12. 12
    MakeUseOf makeuseof.com Top 10K English

    MUO - Technology, Simplified.

    MUO is your guide to modern tech. Learn how to make use of the tech and gadgets around you, and discover cool stuff on the internet.

    • Google Search Console
    • Google Workspace
    • Amazon SES
    • Google Analytics
    • jsDelivr
    • Meta Business Suite

    0 say MakeUseOf is a good alternative to PubNub 0 say MakeUseOf isn’t a real alternative to PubNub

    Comment
    Close cos 0.882
13. 13
    Buffer buffer.com Top 10K English

    Buffer: Social media management for everyone

    Use Buffer to manage your social media so that you can create and share your content everywhere, consistently. Try our forever free plan or upgrade for more.

    • Google Search Console
    • Google Workspace
    • Next.js
    • React
    • Stripe
    • Cloudflare

    0 say Buffer is a good alternative to PubNub 0 say Buffer isn’t a real alternative to PubNub

    Comment
    Close cos 0.875
14. 14
    SurveyMonkey surveymonkey.com Top 1K English

    SurveyMonkey: The World’s Most Popular Survey Platform

    Easily create surveys and forms with AI and templates for employee and customer feedback, market research, event registrations and more. Get started free.

    • Apple Business
    • GlobalSign
    • Google Search Console
    • Miro
    • Next.js
    • OneTrust

    0 say SurveyMonkey is a good alternative to PubNub 0 say SurveyMonkey isn’t a real alternative to PubNub

    Comment
    Close cos 0.878
15. 15
    SiriusXM siriusxm.com Top 10K English

    SiriusXM: Music, Sports, Talk & Podcasts, Live & On Demand

    Whether it’s new hip-hop and classic comedy or ‘90s jams and sports podcasts, everything you want to hear lives here at SiriusXM.

    • Apple Business
    • GlobalSign
    • Google Search Console
    • Next.js
    • NS1
    • OneTrust

    0 say SiriusXM is a good alternative to PubNub 0 say SiriusXM isn’t a real alternative to PubNub

    Comment
    Close cos 0.877
16. 16
    SlideShare slideshare.net Top 1K English

    Client Challenge

    American hosting service, owned by Scribd, for professional content including presentations, infographics, documents, and videos

    • Fastly
    • Google Search Console
    • Google Workspace
    • Amazon Route 53

    0 say SlideShare is a good alternative to PubNub 0 say SlideShare isn’t a real alternative to PubNub

    Comment
    Close cos 0.876
17. 17
    NOWNodes nownodes.io Top 10K English

    NOWNodes — Blockchain Nodes & RPC API for +120 Networks

    Access to blockchain nodes for +120 networks and everything you need for Web3 development — WebSocket, Webhooks, JSON-RPC, gRPC, and Data API. 99.95% uptime.

    • Google Search Console
    • Google Workspace
    • Next.js
    • React
    • Cloudflare
    • Cloudflare DNS

    0 say NOWNodes is a good alternative to PubNub 0 say NOWNodes isn’t a real alternative to PubNub

    Comment
    Close cos 0.874
18. 18
    Scribd scribd.com Top 1K English

    Scribd: Home to the world’s documents.

    Get to the source. Specialized knowledge on any topic, and answers you won’t find anywhere else. Home to the world’s documents, 300M+ and counting.

    • Apple Business
    • Fastly
    • GlobalSign
    • Google Search Console
    • Next.js
    • OpenAI

    0 say Scribd is a good alternative to PubNub 0 say Scribd isn’t a real alternative to PubNub

    Comment
    Close cos 0.876
19. 19
    GitBook gitbook.io Top 10K English

    The knowledge layer for AI | GitBook

    GitBook is a knowledge platform that connects your docs, product and users, answers user questions, and identifies knowledge gaps. Docs-as-code support & AI insights included.

    • Google Search Console
    • Google Workspace
    • OpenAI
    • Amplitude
    • Cloudflare
    • Cloudflare DNS

    0 say GitBook is a good alternative to PubNub 0 say GitBook isn’t a real alternative to PubNub

    Comment
    Close cos 0.875
20. 20
    Chartbeat chartbeat.com Top 10K English

    Chartbeat

    Chartbeat provides solutions combining instant real-time insights, rich engagement data, and powerful optimization tools for media publishers

    • Apple Business
    • GlobalSign
    • Google Search Console
    • Google Workspace
    • React
    • Atlassian

    0 say Chartbeat is a good alternative to PubNub 0 say Chartbeat isn’t a real alternative to PubNub

    Comment
    Close cos 0.873

Ranked by score: the cosine similarity of each site’s vector to pubnub.com’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones PubNub uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What PubNub is built with, and what its closest competitors use, from its homepage’s code and its DNS records.