1.stepll2026 / OntiCards
OntiCards 是面向企业的 AI 数据中枢(AI Data Hub),围绕业务数据库提供一站式能力:数据源连接、元数据理解、自然语言查询、跨源融合、数据质检、查询审计与数据资产管理等
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1–100 of 273 by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
OntiCards 是面向企业的 AI 数据中枢(AI Data Hub),围绕业务数据库提供一站式能力:数据源连接、元数据理解、自然语言查询、跨源融合、数据质检、查询审计与数据资产管理等
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
Self-hostable workflow orchestrator for teams whose main work isn't orchestration. Declarative YAML over your scripts, SSH commands, containers, etc; keep workflows separate from business logic. One binary, no database, runs on limited H/W resources. Alternative to Airflow / Cron / Job Scheduler.
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.
Restate is the platform for building resilient applications that tolerate all infrastructure faults w/o the need for a PhD.
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 🛠️
httpx is a fast and multi-purpose HTTP toolkit that allows running multiple probes using the retryablehttp library.
🪓 An orchestration engine for background tasks, AI agents, and durable workflows
The polyglot queue: Fast and reliable background jobs in Go, Java, JS, Ruby, and Rust on Postgres/SQLite.
dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications.
Queueing jobs in Postgres from Node.js like a boss
An orchestration platform for the development, production, and observation of data assets.
Eclipse Mosquitto - An open source MQTT broker
Open Source Feature Flags, Experimentation, and Product Analytics
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.
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
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.
Python SQL Parser and Transpiler
BullMQ - Message Queue and Batch processing for NodeJS, Python, .NET, Elixir, Rust and PHP based on Redis or PostgreSQL
The leading workflow orchestration platform. Run stateful step functions and AI workflows on serverless, servers, or the edge.
Apache Iggy: Hyper-Efficient Message Streaming at Laser Speed
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
Cloud-native OSS search engine for observability
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.
Business intelligence as code: build fast, interactive data visualizations in SQL and markdown
Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!
Agentic BI. Analytics at the speed of code ⚡️
KEDA is a Kubernetes-based Event Driven Autoscaling component. It provides event driven scale for any container running in Kubernetes
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.
A fast, scalable, high performance Gradient Boosting on Decision Trees library, used for ranking, classification, regression and other machine learning tasks for Python, R, Java, C++. Supports computation on CPU and GPU.
Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code
A distributed, fast open-source graph database featuring horizontal scalability and high availability
Connect APIs, remarkably fast. Free for developers.
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.
A curated list of awesome System Design (A.K.A. Distributed Systems) resources.
Building event-driven applications the easy way in Go.
the portable Python dataframe 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.
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
A curated list of Domain-Driven Design (DDD), Command Query Responsibility Segregation (CQRS), Event Sourcing, and Event Storming resources
Always know what to expect from your data.
🚀 gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
The most widely used Python to C compiler
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.
Seamless multi-primary syncing database with an intuitive HTTP/JSON API, designed for reliability
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.
KurrentDB is a database that's engineered for modern software applications and event-driven architectures. Its event-native design simplifies data modeling and preserves data integrity while the integrated streaming engine solves distributed messaging challenges and ensures data consistency.
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.
An actor-based Framework with network transparency for creating event-driven architecture in Golang. Inspired by Erlang. Zero dependencies.
KubeBlocks is a Kubernetes Operator designed to manage a variety of databases and streaming systems, including MySQL, PostgreSQL, MongoDB, Redis, RabbitMQ, RocketMQ, and more, within Kubernetes environments.
GoDS (Go Data Structures) - Sets, Lists, Stacks, Maps, Trees, Queues, and much more
PRQL is a modern language for transforming data — a simple, powerful, pipelined SQL replacement
Arkime is an open source, large scale, full packet capturing, indexing, and database system.
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.
Where data access meets operational intelligence
High performance Node.js/PostgreSQL job queue (also suitable for getting jobs generated by PostgreSQL triggers/functions out into a different work queue)
Python Stream Processing
Notification library for gophers and their furry friends.
Open source RabbitMQ: core server and tier 1 (built-in) plugins
Machinery is an asynchronous task queue/job queue based on distributed message passing.
🔩 Like builtins, but boltons. 250+ constructs, recipes, and snippets which extend (and rely on nothing but) the Python standard library. Nothing like Michael Bolton.
Promise queue with concurrency control
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.