Ranked by Attention Score: stars gained over the last 7 complete days
1–100 of 237 by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
TranslatedOntiCards is an enterprise-oriented AI Data Hub that offers one-stop capabilities around business databases: data source connection, metadata understanding, natural language query, cross-source fusion, data quality inspection, query auditing, data asset management, and more
[SIGMOD'27] Easy Data Preparation with latest LLMs-based Operators and Pipelines.
Cross-platform, customizable ML solutions for live and streaming media.
Orchestrate everything, everywhere. The open-source control plane for workflows across data, infrastructure, business processes and AI agents. Declarative YAML, event-driven, any language, Git-versioned, scalable to millions of executions.
Object-storage native graph database with branching and typed ontology
The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
Apache Spark - A unified analytics engine for large-scale data processing
High-Performance server for NATS.io, the cloud and edge native messaging system.
Incremental engine for long horizon agents 🌟 Star if you like it!
Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.
Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.
The data transformation tool the open-source community deserves.
Change data capture for a variety of databases. Please log issues at https://github.com/debezium/dbz/issues.
data load tool (dlt) is an open source Python library that makes data loading easy 🛠️
Self-hosted platform to unify wearable health data through one AI-ready API.
dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications.
An orchestration platform for the development, production, and observation of data assets.
Eclipse Mosquitto - An open source MQTT broker
All-in-one IoT Platform - Device management, data collection, processing and visualization.
IM Chat OpenClaw
Prefect is a workflow orchestration framework for building resilient data pipelines in Python.
Node-based Visual Programming Toolbox
Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.
Apache Iggy: Hyper-Efficient Message Streaming at Laser Speed
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
🌸 Run LLMs at home, BitTorrent-style. Fine-tuning and inference up to 10x faster than offloading
Build, Manage and Deploy AI/ML Systems
Evidently is an open-source ML and LLM observability framework. Evaluate, test, and monitor any AI-powered system or data pipeline. From tabular data to Gen AI. 100+ metrics.
Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!
Open-source ETL/ELT you deploy on your own servers or cloud. Built on DuckDB: no-code/low-code visual pipelines or SQL, 385 components, dbt, CDC, data quality, reverse ETL, lineage, MCP for AI agents. No vendor cloud, no per-row billing.
ZeroMQ core engine in C++, implements ZMTP/3.1
A lightweight message queue. Like AWS SQS and RSMQ but on Postgres.
Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
The open source and enterprise-ready webhooks service 🦀
World's most powerful open data catalog for building a high-performance, geo-distributed and federated metadata lake.
Building event-driven applications the easy way in Go.
A light-weight, flexible, and expressive statistical data testing library
ingestr is a CLI tool to copy data between any databases with a single command seamlessly.
Apache DataFusion Ballista Distributed Query Engine
Build data pipelines with SQL and Python, ingest data from different sources, add quality checks, and build end-to-end flows.
TranslatedDataX is the open-source version of Alibaba Cloud DataWorks Data Integration.
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
Always know what to expect from your data.
Cleanlab's open-source library is the standard data-centric AI package for data quality and machine learning with messy, real-world data and labels.
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
Apache Beam is a unified programming model for Batch and Streaming data processing.
Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.
Distributed stream processing engine in Rust
Privacy and Security focused Segment-alternative, in Golang and React
The Apache Kafka C/C++ library
Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.
ZenML 🙏: One AI Platform from Pipelines to Agents. https://zenml.io.
GoDS (Go Data Structures) - Sets, Lists, Stacks, Maps, Trees, Queues, and much more
Kedro is a toolbox for production-ready data science. It uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular.
Distributed transaction solution in micro-service base on eventually consistency, also an eventbus with Outbox pattern
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
Asynchronous Python framework for event-driven services. A thin client for Kafka, RabbitMQ, NATS, Redis and MQTT with full access to native broker features, plus AsyncAPI docs, in-memory tests and observability out of the box.
Python Stream Processing
Notification library for gophers and their furry friends.
TranslatedAlibaba's MySQL binlog incremental subscription & consumption component
Open source RabbitMQ: core server and tier 1 (built-in) plugins
🔩 Like builtins, but boltons. 250+ constructs, recipes, and snippets which extend (and rely on nothing but) the Python standard library. Nothing like Michael Bolton.
Keep passwords and other sensitive information out of your chat logs and inboxes.
Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.
An ultra-lightweight and blazing-fast Messaging Bus/MQTT Broker for Edge & SDV
Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.
The fastest unified streaming SQL Engine in a single C++ binary. ⚡ Millisecond latency. 100+ GB/s throughput. Continuously compute stateful context from streams, logs, metrics, events, and CDC.
The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation incubating project 🚀
Desbordante is a high-performance data profiler that is capable of discovering many different patterns in data using various algorithms. It also allows to run data cleaning scenarios using these algorithms. Desbordante has a console version and an easy-to-use web application.
Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.
1 Line of code data quality profiling & exploratory data analysis for Pandas and Spark DataFrames.
The Open Source Feature Store for AI/ML
Golang client for NATS, the cloud native messaging system.
Migrate to PostgreSQL in a single command!
Data pipelines for cloud config and security data. Build cloud asset inventory, CSPM, FinOps, and vulnerability management solutions. Extract from AWS, Azure, GCP, and 70+ cloud and SaaS sources.
Upserts, Deletes And Incremental Processing on Big Data.
The AsyncAPI specification allows you to create machine-readable definitions of your asynchronous APIs.
Sync data from one Postgres database to another
The Cloud Native Webhooks Gateway
Apache Hamilton helps data scientists and engineers define testable, modular, self-documenting dataflows, that encode lineage/tracing and metadata. Runs and scales everywhere python does.
Eclipse iceoryx™ - true zero-copy inter-process-communication
Lightweight data stream processing engine for IoT edge
Micro second messaging that stores everything to disk
Fast, Simple and a cost effective tool to replicate data from Postgres to Data Warehouses, Queues and Storage
Database Subsetting and Relational Data Browsing Tool.
In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.
Kubernetes-native platform to run massively parallel data/streaming jobs
:bus: Simple and lean service bus implementation for .NET
Lightweight and extensible compatibility layer between dataframe libraries!