>_ best Alt Data tools
The 47 top alt data tools in the index, ranked by upvotes.
- 01.validityBase— validityBase makes the history of data, signals and track records independently verifiable and helps to package data for systematic investors.
- 02.Concentration of Risk— Extracts and standardizes concentration-of-risk disclosures from SEC 10-K and 10-Q filings for S&P 500 companies across customer, geographic, supplier, product, and credit dimensions.
- 03.Young's Rating Services— Weekly sovereign risk ratings for 50 countries — CBMSRR scores currency and monetary stability, GMVRR scores bond price vulnerability, both 0-100 on a consistent global scoring framework.
- 04.Tradermap Crypto Terminal— Tracks prediction market trades, crypto whale activity, liquidations, and real-time news in a unified terminal interface.
- 05.Aureum— Provides satellite intelligence for trading and diligence on commodities and physical assets through query and tracking interfaces
- 06.AltIndex— Aggregates alternative data signals including Reddit mentions, web traffic, app downloads, job postings, and sentiment across 2,527+ stocks, ETFs, and cryptocurrencies with AI-powered scoring and alerts.
- 07.AltIndex— Tracks social media mentions, sentiment, and alternative data signals across Reddit, Twitter, and other platforms for 2,500+ stocks, ETFs, and cryptocurrencies with historical time series and real-time alerts
- 08.Octagon AI— Generates AI research reports comparing model probabilities to live prediction market prices for Kalshi contracts, with cited sources and real-time repricing.
- 09.VestMap— Provides 1,000+ source-cited GIS fields for any US address across multiple geographic scales, accessible via web, API, and MCP server for AI agents.
- 10.Blocksquare— Provides blockchain infrastructure to tokenize real estate properties into fractional ownership tokens on Ethereum and IPFS
- 11.Current— Computes a daily supply chain conditions index from official U.S. data sources and delivers a written brief with actionable market reads.
- 12.ShareStructure— Analyzes SEC filings to reconstruct share structures including warrants, convertible notes, and preferred shares, scoring dilution risk for micro-cap and small-cap stocks.
- 13.Third Bridge— Connects institutional investors and consultancies with over 1.5 million vetted industry experts for 1:1 calls, surveys, and access to a library of 100,000+ expert transcripts covering 75,000+ companies.
- 14.Activ8 Insights— Tracks activist short seller reports, ranks investigators by verified stock impact, and provides forensic scoring on targeted companies with real-time alerts.
- 15.FOIAsearch.com— Searches SEC FOIA logs for requests on companies, highlighting B7A exemptions that indicate potential undisclosed SEC investigations.
- 16.10BPS— Tracks Google Trends momentum, web traffic anomalies, and financial signals across 300+ retail and consumer stocks to spot attention shifts before broader market coverage.
- 17.The Venture Codex— Provides a database of venture capital funding rounds, investors, and funds with filterable tables by stage, geography, sector, and date.
- 18.AskEdgar— Extracts structured data from SEC filings in real time, monitors dilution events, offerings, registrations, and compliance status, delivering proprietary datasets and alerts via API and web platform.
- 19.WiseSignal— Enriches SEC Form 4 insider purchases with 70+ data points, AI synthesis, filterable dimensions, and tracked returns from filing date to surface high-conviction buys.
- 20.Artemis— Provides institutional-grade metrics, dashboards, and research for crypto protocols, stablecoins, prediction markets, and tech equities with fundamental analysis across 600+ assets.
- 21.String AI— Scrapes structured data from websites using AI-generated scrapers with automated maintenance, proxy infrastructure, and data quality monitoring.
- 22.Quiver Quantitative— Aggregates alternative data on congressional trading, insider transactions, hedge fund activity, lobbying, government contracts, and corporate political contributions for equity research.
- 23.Value Add VC— Provides a suite of venture capital analysis tools including fund benchmarking, unicorn tracking, SPV calculators, IPO dashboards, and startup data across 45+ free tools
- 24.Valueray— Reverse-engineers products into component trees and supplier networks using AI to surface hidden suppliers, concentration risks, and investment signals.
- 25.Alva— Converts investment theses and market narratives into live playbooks with backtesting, automation, data APIs, and 24/7 agent execution
- 26.Soria— Aggregates healthcare-specific financial data from 125+ sources into an AI-native terminal for sector-focused research and analysis.
- 27.Canary Data— Provides AI-based investment research platform with proprietary data covering accounting analysis, fraud detection, executive backgrounds, business fundamentals, and earnings calls for institutional investors.
- 28.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.
- 29.IndexMundi— Aggregates global country statistics, economic indicators, and commodity data from sources like World Bank and USDA into searchable visualizations and comparative tools.
- 30.Redfin Data Center— Provides downloadable CSV datasets covering US housing market metrics including prices, inventory, buyer/seller balance, luxury market activity, and financing trends
- 31.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.
- 32.WhaleWisdom— Tracks institutional investor 13F filings, insider transactions, 13D/13G disclosures, and mutual fund holdings with backtesting and portfolio replication tools
- 33.HighShortInterest.com— Provides a sortable database of stocks with short interest above 20 percent, displaying float, outstanding shares, and industry data across major US exchanges.
- 34.Swaggy Stocks— Tracks social media mentions and sentiment across Reddit, Twitter, and other platforms to surface trending stocks and crypto based on retail discussion volume.
- 35.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
- 36.Carbon Arc— Operates a two-sided insights platform acting as counterparty for proprietary data transactions between parties.
- 37.TickerTrends— Generates KPI forecasts for public companies using consumer search trends, web traffic, and social sentiment data to predict earnings metrics before official releases
- 38.PricingPages.com— Catalogs screenshots and design patterns of SaaS pricing pages for product teams building or auditing their own pricing.
- 39.Unusual Whales— Tracks real-time options flow, dark pool activity, congressional trading, Greek exposure, and unusual stock market data via web platform and API with 100+ endpoints.
- 40.Congressional Stock Brain— Tracks and analyzes stock trades disclosed by members of the U.S. Congress in real time using AI pattern recognition.
- 41.Probalytics— Aggregates and normalizes prediction market data from Polymarket, Kalshi, and other platforms through a unified API with SQL access and bulk exports
- 42.Polyburg— Tracks real-time positions and performance of high-profit Polymarket wallets with AI-powered alerts and confidence scoring.
- 43.Mention Markets— Searches transcripts of political speeches, earnings calls, and other events to count keyword mentions for prediction market bets on Polymarket and Kalshi.
- 44.Wethr.net— Provides real-time weather observation data and model forecasts for trading weather derivatives on platforms like Kalshi and Polymarket
- 45.Whale Alert— Tracks large cryptocurrency transactions across 13+ blockchains in real-time and provides customizable alerts, on-chain analytics, and institutional movement monitoring via dashboard and API
- 46.Handstands— Extracts and monitors structured data from Shopify stores and US building permits via pay-per-record tools on Apify.
- 47.Job Radar— Tracking OpenAI, Anthropic & xAI career pages via their public APIs. No scraping required.
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