1.thingsboard / thingsboard
All-in-one IoT Platform - Device management, data collection, processing and visualization.
+1,108 stars
from 21,524 · score 7.01
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
14 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.aklivity / zilla
🦎 A lightweight, streaming-native, multi-protocol gateway for AI, APIs, and real-time data. Route LLM requests across providers, govern MCP tools, and connect Kafka, MQTT, and HTTP through one high-performance engine with shared security and observability.
+1,013 stars
from 678 · score 6.92
3.openremote / core
100% open-source IoT Platform - Integrate your devices, add intelligence, build custom apps
+207 stars
from 1,735 · score 5.34
4.openhab / openhab-core
Core framework of openHAB
+59 stars
from 1,100 · score 4.09
5.thingsboard / tbmq
The ultimate distributed MQTT broker. Handles 100M+ connections and 10M msg/sec with ease. Built on Kafka to provide industrial-grade persistence and eliminate data loss.
+53 stars
from 722 · score 3.99
6.apache / ignite
Apache Ignite
+50 stars
from 5,041 · score 3.93
7.hivemq / hivemq-mqtt-client
HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support
+49 stars
from 1,076 · score 3.91
8.apache / streampipes
Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.
+40 stars
from 716 · score 3.71
9.hivemq / hivemq-community-edition
HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform
+23 stars
from 1,190 · score 3.18
10.felHR85 / UsbSerial
Usb serial controller for Android
+19 stars
from 1,934 · score 3.00
11.SquirrelJME / SquirrelJME
SquirrelJME is a Java ME 8 Virtual Machine for embedded and Internet of Things devices. It has the ultimate goal of being 99.9% compatible with the Java ME standard.
+19 stars
from 308 · score 3.00
12.vert-x3 / vertx-mqtt
Vert.x MQTT
+7 stars
from 210 · score 2.08
13.tigase / tigase-server
Highly optimized, extremely modular and very flexible XMPP/Jabber server
+5 stars
from 353 · score 1.79
14.ballerina-platform / module-ballerina-mqtt
Ballerina MQTT Module.
+1 stars
from 104 · score 0.69