Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of Osprey Technology Acquisition Corp. (the “Company”) on Form S-4 of our report dated March 30, 2021, except for the effects of the restatements discussed for warrants in Note 2, for which the date is May 12, 2021, which includes an explanatory paragraph as to the Company’s ability to continue as a going concern, with respect to our audits of the financial statements of the Company as of December 31, 2020 and 2019, and for each of the two years in the period ended December 31, 2020, which report appears in the proxy statement/consent solicitation statement/prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such proxy statement/consent solicitation statement/prospectus.

/s/ Marcum LLP

Marcum LLP

New York, NY

May 13, 2021