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European AI infrastructure tools including vector databases, RAG frameworks, and ML orchestration platforms.
12 European alternatives listed
From the EuropeanStack editors
Read our editorial roundup: Best European AI Developer Tools Tools
Open-source AI framework for building RAG pipelines and search applications
Alternative to Langchain, Llamaindex
European open-source feature store and ML platform for the data-for-AI lifecycle
Alternative to Mlflow
Open-source LLM observability, tracing, and prompt management platform
AI coding assistant for VS Code and JetBrains powered by Codestral and Devstral
Alternative to Github Copilot, Cursor, Windsurf
Lithuanian AI gateway giving enterprises one governed control layer over 200+ models
Alternative to Openrouter
High-performance open-source vector database built in Rust
Trondheim-built open-source tensor-native search and vector database, spun out of Yahoo
Alternative to Pinecone, Elasticsearch, Milvus, Weaviate
Amsterdam-built open-source vector database with hybrid search and generative AI modules