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Home/Categories/Finance & Fintech/OpenBB
icon of OpenBB

OpenBB

Open source alternative to LSEG Workspace (formerly Refinitiv Eikon), FactSet and AlphaSense

  • 74.5K stars
  • Apache-2.0
  • Active this week
  • Last commit 3 days ago

Last verified Oct 21, 2026

An AI-powered research and analytics workspace, providing a secure and customizable UI for investment firms.

Visit websiteGitHub74.5K starsDeploy on Hostinger
image of OpenBB
TL;DR

OpenBB replaces proprietary finance terminals with a self-hosted finance data stack for research and quant teams that need control over market data across Python, API, and AI workflows.

Read the full breakdownHide the full breakdownWho it is for, how it works, trade-offs, the quick start and the FAQ
who it's for

Who OpenBB is for#

Quant researchers building financial models

Use OpenBB to pull standardized historical and reference data directly into Python for reproducible experiments, then pass outputs to research notebooks without rebuilding connectors.

Skip if:

Your team already uses a single all-in-one proprietary terminal API and has no need to export data outside that system.

AI platform teams shipping copilots

Use OpenBB as a backend data source for custom assistants and RAG agents that require market context while keeping prompts, calls, and logs inside internal systems.

Skip if:

You do not run AI assistants or downstream app logic and only need static charting outputs.

Portfolio and risk teams in regulated firms

Use private deployments to create a consistent data path between analyst tools and internal dashboards, with clearer access boundaries than web-only terminals.

Skip if:

Your use case is purely retail-level dashboarding and does not require secure, internal deployment controls.

the problem

The problem it solves#

Investment teams often rely on separate tools for market data, research workflows, and AI assistants. That split creates duplicated connectors, inconsistent cleaning rules, and extra integration work whenever data is reused across notebooks, dashboards, and internal apps. Teams also pay a premium for proprietary data terminals even when they mainly need reliable retrieval and standardized delivery inside internal systems. The hidden cost grows when analysts cannot see or govern how data flows between sources, analytics, and copilots.

how OpenBB solves it

How it solves it#

Unified finance data connectors

OpenBB connects proprietary, licensed, and public market datasets and exposes them through one Python-first integration layer so teams can reuse the same sources across research, analytics, and AI workflows.

ODP API server for integrations

openbb-api launches a FastAPI backend and lets applications consume normalized data from one endpoint, reducing the number of custom adapters needed between internal dashboards and notebooks.

AI agent compatibility

The platform supports AI and agent integration through MCP and Workspace pathways, making it easier to route market context into assistants and internal copilots without leaking credentials across scripts.

Workspace-ready enterprise UI

OpenBB Workspace provides UI surfaces for analysts and portfolio teams, so not every team must build custom tooling to work with the same financial data layer.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Open-source, self-hostable finance stackAGPLv3 licensing lets teams inspect and modify the platform, and private deployments reduce dependency on a single SaaS provider for market data access and application logic.
  • Consistent multi-surface outputA single integration layer feeds Python code, Workspace, APIs, and AI agents, which lowers the cost of onboarding new internal teams and keeps transformation rules consistent.
  • Strong data-engineering positioningThe product is positioned as a data infrastructure layer, which is practical for teams that build multiple internal finance products from the same sources.

Trade-offs

  • -Setup and ops overheadSelf-hosting requires environment management, Python compatibility, and monitoring of the ODP backend, so teams need basic platform operations for production reliability.
  • -Licensed data coverage depends on feed accessSome premium channels still need paid upstream subscriptions and token workflows, so OpenBB cannot eliminate all commercial data costs in heavily regulated desks.
  • -No fully managed parity with all terminalsSome terminal-only capabilities, such as certain in-depth execution and order-routing workflows, still require proprietary vendor tools to match operational depth.
versus alternatives

OpenBB vs alternatives#

OpenBB vs Bloomberg Terminal and Refinitiv Workspace

OpenBB targets teams that need a self-hosted data platform for internal analytics and AI workflows, while Bloomberg Terminal and Refinitiv Workspace are managed terminals with broad commercial terminal coverage. OpenBB is strongest when teams want to own their deployment, standardize data retrieval, and avoid per-seat terminal fragmentation.

FeatureOpenBBBloomberg Terminal / Refinitiv Workspace
DeploymentSelf-hosted with AGPLv3 optionsManaged, vendor-hosted
Access pathOpenBB Python, ODP API, Workspace connectorsFull proprietary terminal ecosystem
Data modelUnified integration layer for internal appsUnified platform with proprietary data and tools
Typical strengthData control and customization in internal pipelinesBroad enterprise-grade terminal feature set and broker workflows

If your team needs rapid terminal-native order flow, market news workflows, and guaranteed vendor support, a managed terminal can still be the simpler right choice. OpenBB is better when data governance and internal integration speed matter more than out-of-the-box terminal breadth.

install · quick start

Quick start#

bash
pip install openbb
pip install "openbb[all]"
openbb-api
pip install openbb-cli
tech stack · detected from GitHub

What it's built on#

Languages
Python
Frameworks
React
frequently asked

FAQ#

Is OpenBB open source and self-hosted?

Yes. OpenBB is open source and distributed under AGPLv3, and you can run it in your own environment with the published Python install and API launch commands. That means you control infrastructure and can integrate it with internal systems instead of relying on only managed terminal access.

Can OpenBB fully replace Bloomberg Terminal?

It can replace many research and analysis workflows by unifying market data access and analysis surfaces, but teams that need terminal-native execution, order routing, or vendor-specific execution tools may still keep a parallel commercial terminal setup.

What is the install path for a basic local setup?

The official path starts with pip install openbb, then pip install "openbb[all]" for backend integrations, then openbb-api to expose the FastAPI server at 127.0.0.1:6900. Those commands come directly from the project README.

Is there a command interface outside Python?

Yes. The ODP CLI is available via pip install openbb-cli, and Workspace plus API pathways let teams avoid only-python workflows for analyst teams.

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Hostinger

Run OpenBB on your own server

Self-host OpenBB on a Hostinger VPS.

Deploy on Hostinger

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