Openness scores how easily you can reach your own data and leave. Every fact links to the vendor's own page.
Openness note: API for approved partners only.
Openness note: Public, mostly read-only API. Auto-renews with 60 days' notice.
Openness note: API and Zapier on the MAX plan only.
Openness note: Open API on all plans. Client CSV export is 1,500 rows per file.
Openness note: No API documented. One export per quarter, on request.
Openness note: Outside API access is not allowed. A CSV export is available.
Openness note: Local SDK only, on Windows. Support ends by version: 2023 editions ended 31 May 2026.
Openness note: API on the Pro plan only. A full export is a paid service.
Openness note: API and Zapier on The Works package only. The vendor can revoke API access.
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