Papercups

✓ Verified FOSSMIT

Top open-source alternative to Intercom

Papercups is an open-source live customer chat and messaging platform built with Elixir and Phoenix, offering an embeddable React chat widget and real-time Slack/email reply bridging.

Tech StackElixir, Phoenix, React, TypeScript, PostgreSQL

Self-Host DifficultyEasy

License ModelMIT

GitHub Repositorypapercups-io/papercups

Recommended VPS & Hardware Sizing

Estimated Hosting: $4 - $6/mo (e.g. Hetzner CX22 or DigitalOcean)

Min RAM:1 GB

Rec RAM:2 GB

Compute:1 vCPU

Disk Space:10 GB SSD

Papercups vs Intercom Comparison Matrix

Evaluation Criteria	Papercups (Open Source)	Intercom (Proprietary)
Subscription Model	100% Free Self-Hosted (Unlimited Users)	Intercom Per-Seat / Usage Billing
Data Sovereignty	100% On-Premise / Your Own VPS	Stored on Intercom Proprietary Cloud
Source Code Audit	Open-Source (MIT)	Closed-Source Proprietary Blackbox

INTERACTIVE TCO MODELEstimated Rate: $69/user/mo

Financial Impact: Migrating from Intercom to Self-Hosted Papercups

Detailed Stack Calculator →

Active Team Members / Seats: 25 Users

5 Users (Early Startup)50 Users (Scaleup)200 Users (Enterprise Org)

Intercom (Cloud SaaS)Per-Seat Tax

$20,700per year ($1,725/mo)

3-Year Spend:$62,100

* Excludes enterprise SSO add-ons & usage overages

Papercups (Self-Hosted)Zero Per-Seat Fee

$120per year ($10/mo Linux VPS)

3-Year Compute:$360

* Commodity Hetzner / DigitalOcean compute instance

Cumulative 3-Year ROI+$61,740Net savings across 36 months (99% reduction)

Annual Free Cash:+$20,580/yr

Need C-Level Buy-In? Generate an instant ROI proposal memo to present to your CTO or CFO.

HEAD-TO-HEAD BATTLES // SIDE-BY-SIDE AUDIT

Compare Papercups Head-to-Head

Custom Comparison Engine →

★ PRIMARY REPLACEMENTFOSS vs SaaS

Papercupsvs

Intercom

Comprehensive benchmark comparing Papercups against proprietary Intercom licensing and features.

View Full Battle Report→

CommunicationPEER BENCHMARK

Listmonkvs

Mailchimp

Self-Hosted High-Speed Newsletter Server vs $350+/Mo Mailchimp Tier

Inspect Comparison→

CommunicationPEER BENCHMARK

Novuvs

Twilio / Courier

Unified Notification Infrastructure (In-App, Push, Email, SMS) vs High Platform Fees

Inspect Comparison→

Core Capabilities & Features

✓Customizable React Live Chat Widget

✓Reply Directly from Slack Channels

✓High-Concurrency Elixir Backend

✓Permissive MIT License

Self-Host Papercups with Docker Compose

Tweak configuration ports, secrets, and volumes live. Download or copy your ready-to-run container file:

1-Click Docker Compose Generator

Generate production-ready container definitions with customizable ports and volumes.

Select Open-Source Project:

PapercupsMIT

Open-source live customer chat widget and multi-channel inbox

Difficulty: Easy6,115 ⭐

Configure Parameters

Host Port (PORT)

Public Base URL (APP_URL)

Application Secret Key (SECRET_KEY)

docker-compose.papercups.yml

version: "3.8"
services:
  papercups:
    image: papercups/papercups:latest
    container_name: papercups
    restart: unless-stopped
    ports:
      - "${PORT:-3000}:3000"
    environment:
      APP_URL: "${APP_URL:-http://localhost:3000}"
      SECRET_KEY: "${SECRET_KEY:-ossmatrix_prod_secret_2026}"
    volumes:
      - papercups_data:/data

volumes:
  papercups_data:

Frequently Asked Questions: Self-Hosting Papercups

How do I self-host Papercups using Docker Compose?

You can deploy Papercups (papercups-io/papercups) on any Linux server by copying the docker-compose.yml template on this page, configuring your desired host port and persistent volume directory, and running 'docker compose up -d'.

How does Papercups compare to Intercom?

Papercups is an open-source, self-hosted alternative to Intercom built with Elixir, Phoenix, React, TypeScript, PostgreSQL. Unlike Intercom ($39 - $99 / seat / month + $0.99 per AI bot answer), Papercups has zero per-user licensing fees and keeps 100% of your data on your own infrastructure.

What are the minimum VPS RAM and CPU requirements for Papercups?

For production self-hosting (Easy difficulty tier), we recommend at least 2 GB RAM (minimum 1 GB), 1 vCPU, and 10 GB SSD storage, which typically costs $4 - $6/mo (e.g. Hetzner CX22 or DigitalOcean).

Is Papercups free for commercial business use under the MIT license?

Yes. Distributed under the MIT license, Papercups can be self-hosted internally by businesses and engineering teams of any size without per-seat royalties.

README INTEGRATION // REPO EMBED

Embed Official Papercups Badge in GitHub README

Served locally from OSSMatrix with Cloudflare global edge caching. Real-time verified alternative status, zero third-party dependencies, sub-5ms load time.

Live Preview:

Markdown Embed (GitHub / GitLab)

[![OSSMatrix Alternative](https://ossmatrix.com/api/badge/papercups)](https://ossmatrix.com/project/papercups)

HTML Embed (Docs / Landing Pages)

<a href="https://ossmatrix.com/project/papercups" target="_blank" rel="noopener noreferrer"><img src="https://ossmatrix.com/api/badge/papercups" alt="Papercups on OSSMatrix" /></a>

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