>_ best Data APIs tools
The 17 top data apis tools in the index, ranked by upvotes. No ads, no fluff — just the stack.
- 01.Quant Data— Provides exchange-licensed real-time and historical options order flow, dealer exposure metrics, dark pool prints, and market data with dashboard and mobile apps.
- 02.Soria— Aggregates healthcare-specific financial data from 125+ sources into an AI-native terminal for sector-focused research and analysis.
- 03.Bipsync— Centralizes investment research from emails, documents, and third-party providers into a structured workspace with AI-assisted tagging and collective intelligence tools for institutional teams.
- 04.WithAI— Provides AI agent infrastructure for asset managers to automate research across securities and integrate proprietary processes with frontier models
- 05.FRED MCP Server— Provides MCP server access to 800,000+ Federal Reserve Economic Data time series with built-in transformations, search, and browsing capabilities for AI assistants and developers.
- 06.Homesage.ai— Provides AI-powered investment property search, property analysis reports, and real estate data APIs covering 150M+ US residential properties with computer vision-driven renovation estimates and investment scoring.
- 07.Zillow Research— Provides downloadable CSV datasets and interactive dashboards covering US home values, rental prices, inventory, sales, affordability, and market forecasts at national, metro, and county granularity.
- 08.Thinknum— Provides alternative data scraped from the web covering store locations, job listings, product pricing, real estate listings, car inventories, and app engagement metrics across 450,000+ companies.
- 09.Quantcha— Provides options trade search, screening, analysis, portfolio management, and proprietary options data through a web platform and API.
- 10.IVolatility— Provides institutional-grade historical and real-time options data via API, including implied volatility, Greeks, full chains, and volatility surfaces across 20+ years of equity and futures options markets.
- 11.Trading Economics— Provides access to 20 million economic indicators, forecasts, and financial data for 196 countries through web platform and API
- 12.WhaleWisdom— Tracks institutional investor 13F filings, insider transactions, 13D/13G disclosures, and mutual fund holdings with backtesting and portfolio replication tools
- 13.Finaeon— Provides manually transcribed historical financial data from original archives spanning 1000+ years, covering equities, bonds, commodities, exchange rates, and economic indicators with unbroken chain-linked series.
- 14.Kwants— Provides a self-hosted Python library for downloading Polygon flat-file data, building point-in-time ticker universes with adjustments, and running backtests against 1m/5m/daily bars using a declarative DSL for entry/exit conditions.
- 15.Questflow— Operates an AI agent orchestration platform enabling users to build, deploy and monetize autonomous trading agents across prediction markets, DeFi protocols and on-chain venues
- 16.Carbon Arc— Operates a two-sided insights platform acting as counterparty for proprietary data transactions between parties.
- 17.TickerTrends— Generates KPI forecasts for public companies using consumer search trends, web traffic, and social sentiment data to predict earnings metrics before official releases
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- best Research tools 158
- best Equities tools 138
- best AI Agents tools 74
- best Multi-asset tools 71
- best Data & APIs tools 39
- best Screeners tools 32
- best Alt Data tools 25
- best Trading Infrastructure tools 22
- best News & Sentiment tools 21
- best US Equities tools 21
- best Financials tools 20
- best Portfolio Management tools 17