featured · github
OpenBB: Financial Data Layer for Builders Who Don't Want Vendor Lock-In
Self-hosted platform unifies market data, fundamentals, and alternative sources into a single API. Purpose-built for quant devs and AI agents shipping finance products.
OpenBB-finance/OpenBB ↗OpenBB solves a real friction point: pulling financial data from multiple vendors (Bloomberg, Alpaca, SEC filings, crypto exchanges) means writing custom connectors for each one. OpenBB wraps them all behind a single API you can self-host. You query once, get normalized data back, and never renegotiate vendor terms again. Quant devs and LLM agents building trading bots, portfolio analysis tools, or fintech dashboards save weeks on plumbing. The open source model means you own the layer; no surprise pricing changes or API deprecations surprise you mid-product.
Share kit
OpenBB: One API for All Your Market Data
Financial data integrations are a time sink. OpenBB wraps Bloomberg, Alpaca, SEC filings, and 50+ sources into a single self-hosted layer. Quant devs and AI agent builders ship faster; you keep data dependency risk low.
If you're shipping a fintech product or quant bot, you're usually gluing together 3-5 data vendors. OpenBB flips that: one self-hosted API, normalized data from equities to crypto to fundamentals. Weeks of integration work gets cut in half. Open source means no vendor lock-in surprise.
The data integration tax on fintech is real. Most teams burn 2-3 sprint cycles wiring Bloomberg, Alpaca, and alternative data sources. OpenBB self-hosts a unified layer across 50+ data sources. Quants and fintech builders: this cuts your time-to-market and removes vendor risk. Worth evaluating if you're shipping anything finance.
Built a quant stack lately? You probably spent two weeks just stitching together data APIs. OpenBB is what I wish existed when I started: a unified finance data layer, open-source, self-hosted if you want it, and already wired into the LLM agent tooling we're all shipping now. The pitch is simple. Instead of vendor contracts for market data, alternative datasets, and fundamentals, you get one API. Arrow → unified interface across stocks, options, crypto, macro. Arrow → self-host to kill vendor lock-in. Arrow → built for AI agents (Langchain integration lives in the repo). Arrow → 23k+ stars, which means the community actually uses it. Why it lands. If you're building a fintech product, a quant research platform, or an AI agent that needs live market context, this cuts your integration tax by weeks. If you're solo and not touching finance, skip it. But if your ICP is analysts, quants, or founders shipping in this space, this is the lever. Grab it at the repo. One command, one config, and you're pulling real data without the vendor tether.
Spent half my week wiring up 5 different finance data vendors. OpenBB is the unified layer I should have started with: one API, self-hosted, built for AI agents, 23k+ GitHub stars. If you're shipping a quant product or an LLM agent that needs market data, this cuts weeks off integration. One command to run. Real data without the vendor lock-in. https://github.com/OpenBB-finance/OpenBB