Colbert Python Packages

beir

A Heterogeneous Benchmark for Information Retrieval. Easy to use, evaluate your models across 15+ diverse IR datasets.

fast-plaid

High-Performance Engine for Multi-Vector Search

pylate

Late Interaction Models Training & Retrieval

lateweave

Composable candidate generation and optional late-interaction (MaxSim) reranking, in Rust with Python bindings

raglite

🥤 RAGLite is a Python toolkit for Retrieval-Augmented Generation (RAG) with DuckDB or PostgreSQL

byaldi

Use late-interaction multi-modal models such as ColPali in just a few lines of code.

rankops

Rank fusion and reranking

pylate-rs

PyLate efficient inference engine

late-interaction-kernels

Fused Triton kernels for late-interaction (MaxSim) scoring

axiolex

Shared tool discovery and execution for AI clients and applications across MCP, A2A, and internal tools—intent-ranked Top-K retrieval with centrally managed provider and tool changes

vllm-factory

Production inference for encoder models - ColBERT, GLiNER, ColPali, embeddings etc. - as vLLM plugins for online and in-process deployment

pylate-rs-mkl

PyLate efficient inference engine

m3serve

Optimised BAAI/bge-m3 serving with dense + sparse + ColBERT embeddings, async dynamic batching and pipeline GPU inference

pymuvera

Python library for MUVERA multi-vector retrieval via Fixed Dimensional Encodings. ColBERT / ColQwen2 / ColQwen3.5 compatible.

freshstack

This repository helps you evaluate your models on the FreshStack benchmark!

carag

A Powerful Python Library to Build AI Applications with the RAG

jina-v4-vllm-plugin

Serve Jina Embeddings v4 multi-vector (ColBERT-style) multimodal text+image embeddings from a stock vLLM OpenAI server via an out-of-tree plugin, with configurable image fidelity.

fastrag

Efficient Retrieval Augmentation and Generation Framework

pylate-rs-metal

PyLate efficient inference engine

pylate-rs-accelerate

PyLate efficient inference engine

neural-cherche

Neural Search

pylate-rs-cuda

PyLate efficient inference engine

neural-tree

Tree-based indexes for neural-search