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.

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Measurement infrastructureAccount or key

Google Tag Manager API

Manage Google Tag Manager containers, tags, triggers and versions through an authorized account

Coverage: Data available to the authorized account, project or eligible market · Container configuration and deployment resources

Marketing and measurement APIProvider account or plan may be required; check current pricing and API terms.

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.