Eclipse Mosquitto vs Cedalo Pro Mosquitto

Eclipse Mosquitto8.7Visit CMCedalo Pro Mosquitto8.6Visit

Higher score Eclipse Mosquitto #7 in MQTT Broker Software 8.7/10 Free plan Free plan✓ 0 of 2 features Visit Mosquitto

vs

CM Cedalo Pro Mosquitto #8 in MQTT Broker Software 8.6/10 14-day trial Free trial✓ 2 of 2 features Visit Cedalo

• Eclipse Mosquitto fits best

  A straightforward free self-hosted MQTT broker

• Cedalo Pro Mosquitto fits best

  Teams managing Mosquitto across production deployments

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Side by side

Feature	Eclipse Mosquitto 8.7/10 Visit ↗	CMCedalo Pro Mosquitto 8.6/10 Visit ↗
At a glance
Editor score	8.7	8.6
Ranking	#7 in MQTT Broker Software	#8 in MQTT Broker Software
Best for	A straightforward free self-hosted MQTT broker	Teams managing Mosquitto across production deployments
Pricing model	Free	Paid
Starting price	Free plan	€39/mo
Free plan	✓ (best)	—
Free trial	—	14 days
Deployment	Self-hosted	Cloud, Self-hosted, Browser extension
Platforms	Windows, macOS, Linux	Linux, Windows, macOS, Web
Support	Community, Docs	Email · 24/7
Built for	Solo, Small business, Mid-market	Small business, Mid-market, Enterprise
Features Eclipse Mosquitto 0/2 · Cedalo Pro Mosquitto 2/2
Retained messages	Not checked yet	✓ (best)
Clustering	Not checked yet	✓ (best)
Specs
Deployment model	Not checked yet	Not checked yet
MQTT versions	Not checked yet	3.1.1, 5.0
Connection limit	Not checked yet	30 connections
Authentication methods	Not checked yet	LDAP, Active Directory, OIDC, OAuth2, RBAC, mTLS, dynamic credentials
Our review
Pros	Supports MQTT 5.0, 3.1.1, and 3.1 with QoS 0, 1, and 2 Includes TLS, authentication, and topic access control lists Offers retained messages, durable sessions, bridging, and WebSockets	Supports MQTT 3.1.1 and MQTT 5.0 with active-passive and active-active clustering Disk-backed queues, audit logs and per-topic access controls support operations Management Center monitoring, REST API and broad identity integrations
Cons	Requires self-hosted deployment and broker administration Support channels are community and documentation No official paid plans for buyers seeking a paid support tier	No free plan; the S cloud plan starts at €39/month billed annually The listed S and M plans are cloud plans; Enterprise has an individual HA setup Its added administration features may be unnecessary for simpler broker needs
Our verdict	Eclipse Mosquitto is an open-source MQTT message broker for clients, IoT devices, embedded systems, and servers. It suits solo developers and small or mid-market teams that want a free, self-hosted broker with standard MQTT messaging… Read the review →	Cedalo Pro Mosquitto extends Eclipse Mosquitto for organizations running IoT and industrial messaging in production. It suits teams that need managed broker administration alongside MQTT 3.1.1 and MQTT 5.0 support, including deployments… Read the review →

Strengths and trade-offs

• Eclipse Mosquitto — where it wins

  • Supports MQTT 5.0, 3.1.1, and 3.1 with QoS 0, 1, and 2
  • Includes TLS, authentication, and topic access control lists
  • Offers retained messages, durable sessions, bridging, and WebSockets

  Where it doesn't

  • Requires self-hosted deployment and broker administration
  • Support channels are community and documentation
  • No official paid plans for buyers seeking a paid support tier

• Cedalo Pro Mosquitto — where it wins

  • Supports MQTT 3.1.1 and MQTT 5.0 with active-passive and active-active clustering
  • Disk-backed queues, audit logs and per-topic access controls support operations
  • Management Center monitoring, REST API and broad identity integrations

  Where it doesn't

  • No free plan; the S cloud plan starts at €39/month billed annually
  • The listed S and M plans are cloud plans; Enterprise has an individual HA setup
  • Its added administration features may be unnecessary for simpler broker needs

• Eclipse Mosquitto8.7/10 · Free plan

  A free, self-hosted MQTT broker with core messaging, security, and bridging features.

  Visit MosquittoFull verdict →
• CMCedalo Pro Mosquitto8.6/10 · 14-day trial

  Managed Mosquitto adds clustering, persistent queues and centralized administration.

  Visit CedaloFull verdict →