Awesome Oss Alternatives

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Apache Superset is a Data Visualization and Data Exploration Platform

Financial data platform for analysts, quants and AI agents.

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

Developer-first error tracking and performance monitoring

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool

High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

Saleor Core: the high performance, composable, headless commerce API.

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

☁️ Build multimodal AI applications with cloud-native stack

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.

Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database​.

An orchestration platform for the development, production, and observation of data assets.

Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.

YugabyteDB - the cloud native distributed SQL database for mission-critical applications.

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

Production infrastructure for machine learning at scale

Open Source Feature Flags, Experimentation, and Product Analytics

Open Source Vulnerability Management Platform

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.

Flagsmith is an open source feature flagging and remote config service. Self-host or use our hosted version at https://app.flagsmith.com.

Policy and data administration, distribution, and real-time updates on top of Policy Agents (OPA, Cedar, ...)

High-performance open-source in-memory graph database for GraphRAG, AI memory, agentic AI, and real-time graph analytics. Cypher-compatible, built in C++.

Deprecated: See README

LFX Community Data Platform (CDP)

TerminusDB is a distributed, collaborative database designed for building, sharing, versioning, and reasoning on structured data.

The open source and enterprise-ready webhooks service 🦀

E-Commerce Platform

ML powered analytics engine for outlier detection and root cause analysis.