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J·BJon BishopIndependent growth marketer

A source-aware research directory

Marketing data sources for SaaS and developer founders

Find public and first-party datasets for market research, content and demand discovery. Compare coverage, granularity, access requirements and limitations.

80 sources38 categories

7 sources match your filters

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Download & reuseJSON dataset
Search and advertising signalsWeb interface

Google Trends Explore

Compare the timing and relative direction of interest in topics; create a clearly labeled exploratory chart.

Coverage: Available by country and subregion, depending on query · Relative interest over time and geography; related topics and queries

Aggregated, normalized search-interest samplesNo charge for the interface.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsApplication or approval

Google Trends API (alpha access)

Automate reproducible trend analyses if accepted into the alpha and your question fits the documented dataset.

Coverage: Provider documentation describes geographic and temporal search-trend analysis · Programmatic Trends data; consult current alpha documentation for supported fields

Aggregated search-interest dataNo public pricing stated on the alpha page.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsAccount or key

Google Ads Keyword Planner

Explore paid-search keyword ideas and planning estimates for a defined market and campaign context.

Coverage: Location, language and network settings selected in a Google Ads account · Keyword ideas, historical metrics and forecasts as offered in the account

Advertising keyword estimates and forecastsNo separate planner charge; using Google Ads campaigns costs money.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsMultiple access routes

Meta Ad Library and API

Review public creative examples and inspect the transparency fields available for a specific ad category or country.

Coverage: Country and ad category coverage varies; political/social-issue rules differ by jurisdiction · Searchable ads and transparency fields; expanded API scope is limited by Meta's rules

Public advertising-transparency recordsNo charge stated for access; use is governed by Meta's terms.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsAccount or key

Google Ads API

Retrieve campaign and advertising performance for accounts you manage, then connect paid-search outcomes with landing-page and customer data.

Coverage: Google Ads accounts and campaigns managed by the authorized user · Campaign, ad group, keyword and performance reporting fields subject to API resource and reporting limits

First-party paid-search campaign data APIThe documentation does not state a separate API charge; advertising spend and account requirements are separate.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsAccount or key

DataForSEO Keywords Data APIs

Build keyword research and content-demand analyses with location-specific search estimates and paid-search metrics.

Coverage: Search markets supported by DataForSEO's Google, Bing and trend products · Keyword search-volume, CPC, competition and trend observations; supported fields vary by endpoint

Commercial search and keyword data APIThe page lists pay-as-you-go pricing starting at $0.05 per 1,000 keywords for a Live task; confirm current pricing.
Reviewed 2026-10-09Coverage and caveats →
Search and advertising signalsAccount or key

SE Ranking SEO API

Automate SEO reporting and monitor brand and competitor appearances across search and selected AI-answer products.

Coverage: Search and AI-search markets supported by SE Ranking · Keyword rankings, domain profiles, backlinks, site-audit URLs and AI-search visibility, depending on endpoint

Commercial SEO and AI-visibility data APIThe provider says API access is included in its plans; check current plan pricing and trial conditions.
Reviewed 2026-10-09Coverage and caveats →

Access and coverage notes were checked 2026-10-09 against provider pages. Features, terms, APIs and release schedules can change; follow the linked source documentation before relying on a workflow.

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