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Catalogue

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Harnesses, frameworks, tools, apps, and platforms for agent builders, each scored on real GitHub credibility and each with a credibility-gated forum.

37 tools · showing 1–24

#vector-db ×
Tool

LlamaIndex

MemoryData Wrangling

run-llama

Open-source data framework for building LLM and agentic apps over your own data, with 300+ integrations

ragvector-db

A+
Platform

Elasticsearch

CodingMemoryMonitoring

elastic

Distributed search and vector database used as the retrieval backend for RAG and agentic search

vector-dbsearchhybrid-searchrag

A+
Tool

OpenViking

Memory

volcengine

Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

ragcontext-databasevector-dbknowledge-base

A+
Platform

Qdrant

CodingMemory

qdrant

Open-source vector database and similarity-search engine with filtering, hybrid search and a managed cloud.

vector-dbhnswhybrid-searchsemantic-search

A+
Platform

LanceDB

Memory

lancedb

Developer-friendly open-source embedded/serverless vector database for multimodal AI, built on the Lance columnar format for billion-scale retrieval.

vector-dbsemantic-searchmultimodalembedded-database

A+
Platform

Chroma

CodingMemory

chroma-core

Open-source embedding/search database for retrieval and agent memory, self-hosted or cloud

vector-dbsemantic-searchhybrid-searchrag

A
Tool

WeKnora

MemoryCoding

Tencent

Self-hostable document-knowledge framework combining RAG Q&A, a ReAct reasoning agent, and auto-generated wikis

ragreact-agentknowledge-basevector-db

A
Tool

DataChain

Data WranglingMemory

datachain-ai

A Python library that turns files in S3, GCS, and Azure into versioned, typed datasets, queryable at warehouse speed.

mlopsvector-dbdataset-versioningcloud

A
Platform

Neo4j

Memory

neo4j

Graph database used as agent memory and the store behind GraphRAG.

knowledge-graphgraphragvector-db

A
Tool

PowerMem

Memory

oceanbase

Long-term agent memory with hybrid vector, full-text, and graph retrieval, LLM extraction, and time decay

long-term-memoryhybrid-retrievalvector-dbgraph-retrieval

A
Tool

Cognee

Memory

topoteretes

Open-source AI memory platform that builds a self-hosted knowledge graph to give agents persistent long-term memory

knowledge-graphragvector-dblocal-first

A
Tool

Claude-Mem

Memory

thedotmack

Compresses Claude Code sessions into a local SQLite and Chroma memory store, queryable from other agents over MCP

sqlitevector-dbragcross-session

A
Tool

HelixDB

Memory

HelixDB

HelixDB collapses Postgres + Qdrant + Neo4j into one Rust process on LMDB. Single access path: HelixQL queries, compiled

vector-dbknowledge-graphrag

A
Tool

Memory Lancedb Pro

Memory

CortexReach

OpenClaw memory plugin with hybrid vector+BM25 retrieval, cross-encoder reranking, scope isolation, and a management CLI

lancedbvector-dbbm25rerank

A
Tool

LEANN

Memory

yichuan-w

Stop storing embeddings, and still keep your recall. LEANN is a low‑storage vector index that recomputes embeddings on t

vector-dbraglocal-firstlow-storage

A
Tool

MemPalace

Memory

mempalace

Local-first AI memory that stores conversations verbatim and retrieves them by semantic search over a structured, scoped index

vector-dbsemantic-searchlocal-firstcli

A
Tool

TencentDB Agent Memory

Memory

TencentCloud

Local long-term memory for AI agents using a layered semantic pipeline and symbolic compression of tool logs

local-firstlong-term-memoryvector-dbrag

A
Tool

LLM

InterfaceInference

simonw

CLI tool and Python library for running prompts, embeddings and tools against many local and remote LLMs, with responses logged to SQLite

clisqlitevector-dbplugin

A
Tool

PixelRAG

MemoryResearch

StarTrail-org

The end of web parsing. The beginning of scalable pixel-native search. link: https://pixelrag.ai/

screenshot-retrievalvision-language-modelmultimodal-retrievalvector-db

A
Tool

Exa

Research

exa-labs

Embeddings-based web Search, Contents, Answer and Agent APIs for retrieval inside agents; the separate Exa MCP server is already catalogued.

searchvector-dbrag

A
Tool

Iai Personal Memory Engine

MemoryCoding

CodeAbra

Independent Autistic Intelligence — a cyber brain for your AI. It never forgets a detail, remembers exactly what you said, and learns how yo

episodic-memorycontext-recallencryptionlocal-first

A
Tool

Scope Recall Hermes

Memory

410979729

Hermes Agent memory plugin/provider for scope-aware recall, SQLite truth, LanceDB semantic search, and hybrid retrieval.

ragsemantic-searchvector-dbsqlite

A
Tool

VelesDB

MemoryInterface

cyberlife-coder

VelesDB is a local‑first AI data engine written in Rust that unifies vectors, full‑text and graph in a single file with a familiar SQL‑like

local-firstragvector-dbknowledge-graph

A
Tool

Hivemind

Memory

activeloopai

Agent memory is not a missing layer anymore. Mnemory, Engram, mem0, Supermemory, Letta, OpenContext and OpenClaw memory

ragshared-memorypostgresvector-db

B