OpenBB adds Custom Dashboards, News, IPO, Dividends, Splits, Interest Rates, GDP, Inflation Rates, Unemployment Rates, Commitment of Traders (COT), Dark Pool & Off-Exchange, Options & Derivatives, Quant, Financials, Transcripts, ETF Overview, ETF Performance, ETF Holdings, Analyst Forecasts, Analyst Price Targets, Regulatory Filings Monitoring, AI, and AI Chat coverage that Similarweb skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
PRICE: 5 CENTS
Sunday, October 5, 2025
Head-to-head
OpenBB vs Similarweb comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
Similarweb includes App & Website Traffic categories that OpenBB omits.
OpenBB highlights: REST API and Python client with JSON-serializable endpoints; local API deployment supported., Wide coverage across equities, ETFs, options, fixed income, macroeconomics, news, transcripts, and regulatory filings., and Command-line interface (successor to the legacy OpenBB Terminal) plus Python workflows..
Similarweb is known for: Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool., APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports., and Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly..
OpenBB
openbb.co
Open-source data and analytics platform with a REST API, Python SDK, and an enterprise workspace for custom dashboards and apps. The free Community plan includes unlimited dashboards and 20 AI Copilot queries per day. Pro adds collaboration features, Excel integration, secure deployment (VPC/on-prem), and export options. Infrastructure is SOC 2 Type II certified, with SSO support and a public status page.
Categories
APIs & SDKs
Sheets / Excel Add-ins
Custom Dashboards
Data APIs
News
IPO
Dividends
Splits
Interest Rates
GDP
Inflation Rates
Unemployment Rates
Commitment of Traders (COT)
Dark Pool & Off-Exchange
Data Visualizations
Options & Derivatives
Quant
Financials
Transcripts
ETF Overview
ETF Performance
ETF Holdings
Analyst Forecasts
Analyst Price Targets
Regulatory Filings Monitoring
AI
AI Chat
Platforms
Web
API
Pricing
Free
Subscription
Quick highlights
- REST API and Python client with JSON-serializable endpoints; local API deployment supported.
- Wide coverage across equities, ETFs, options, fixed income, macroeconomics, news, transcripts, and regulatory filings.
- Command-line interface (successor to the legacy OpenBB Terminal) plus Python workflows.
- Workspace dashboards and apps with customizable widgets; unlimited dashboards on the Community tier.
- OpenBB Copilot AI chat that integrates dashboard widgets as context and supports attachments (PDF, CSV, XLSX).
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Similarweb
similarweb.com
Digital intelligence platform providing website and app traffic data, engagement benchmarks, and competitive insights. API access is sold separately or bundled with Enterprise plans, and is required for most native integrations (Excel, Sheets, Tableau, Power BI, Salesforce, HubSpot, Snowflake, Databricks). Webhooks support daily and monthly data release notifications. A free DigitalRank API offers basic website ranking data.
Platforms
Web
API
Pricing
Free
Subscription
Quick highlights
- Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool.
- APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports.
- Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly.
- Data Exporter for no-code bulk exports, including scheduled email delivery and CSV downloads.
- Bulk input support for uploading CSV lists (up to ~1M entries per report) to create large exports.
Community votes (overall)
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Overlap
Shared focus areas
4 overlapsMutual strengths include APIs & SDKs, Sheets / Excel Add-ins, and Data APIs plus 1 more area.
Where they differ
OpenBB
Distinct strengths include:
- REST API and Python client with JSON-serializable endpoints; local API deployment supported.
- Wide coverage across equities, ETFs, options, fixed income, macroeconomics, news, transcripts, and regulatory filings.
- Command-line interface (successor to the legacy OpenBB Terminal) plus Python workflows.
- Workspace dashboards and apps with customizable widgets; unlimited dashboards on the Community tier.
Similarweb
Distinct strengths include:
- Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool.
- APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports.
- Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly.
- Data Exporter for no-code bulk exports, including scheduled email delivery and CSV downloads.
Feature-by-feature breakdown
| Attribute | OpenBB | Similarweb |
|---|---|---|
Categories Which research workflows each platform targets | Shared: APIs & SDKs, Sheets / Excel Add-ins, Data APIs, Data Visualizations Unique: Custom Dashboards, News, IPO, Dividends, Splits, Interest Rates, GDP, Inflation Rates, Unemployment Rates, Commitment of Traders (COT), Dark Pool & Off-Exchange, Options & Derivatives, Quant, Financials, Transcripts, ETF Overview, ETF Performance, ETF Holdings, Analyst Forecasts, Analyst Price Targets, Regulatory Filings Monitoring, AI, AI Chat | Shared: APIs & SDKs, Sheets / Excel Add-ins, Data APIs, Data Visualizations Unique: App & Website Traffic |
Asset types Supported asset classes and universes | Stocks, ETFs, Options, Futures, Bonds, Commodities, Currencies, Cryptos | Other |
Experience levels Who each product is built for | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Platforms Where you can access the product | Web, API | Web, API |
Pricing High-level pricing models | Free, Subscription | Free, Subscription |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Not yet | Not yet |
Editor pick Featured inside curated shortlists | Standard listing | Standard listing |
Frequently Asked Questions
Which workflows do OpenBB and Similarweb both support?
Both platforms cover APIs & SDKs, Sheets / Excel Add-ins, Data APIs, and Data Visualizations workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do OpenBB and Similarweb require subscriptions?
Both OpenBB and Similarweb keep freemium access with optional paid upgrades, so you can trial each platform before committing.
How can you access OpenBB and Similarweb?
Both OpenBB and Similarweb prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.
What unique strengths set the two platforms apart?
OpenBB differentiates itself with REST API and Python client with JSON-serializable endpoints; local API deployment supported., Wide coverage across equities, ETFs, options, fixed income, macroeconomics, news, transcripts, and regulatory filings., and Command-line interface (successor to the legacy OpenBB Terminal) plus Python workflows., whereas Similarweb stands out for Website traffic and engagement analytics, including keyword research, referral sources, and a free traffic checker tool., APIs available in REST and Batch modes: REST delivers JSON responses, while Batch handles large CSV reports., and Webhook support for subscribing to daily or monthly data releases, with options to manage subscriptions directly..
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.