Exhibit 99.1

CUSIP No. 37637K108 Page 1 of 2

JOINT FILING AGREEMENT

Each of the undersigned hereby acknowledges and agrees, in compliance with the provisions of Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, that the Amendment Number 1 to the Statement on Schedule 13G with respect to the Class A Common Stock, par value $0.0000025 per share, of GitLab Inc., to which this Agreement is attached as an Exhibit, and any amendments thereto, will be filed with the Securities and Exchange Commission jointly on behalf of the undersigned. This Agreement may be executed, either manually or electronically, in one or more counterparts.

GV 2017, L.P.				GV 2021, L.P.
	By:	GV 2017 GP, L.P., its General Partner			By:	GV 2021 GP, L.P., its General Partner
	By:	GV 2017 GP, L.L.C., its General Partner			By:	GV 2021 GP, L.L.C., its General Partner
		By:	/s/ Inga Goldbard			By:	/s/ Inga Goldbard
		Name:	Inga Goldbard			Name:	Inga Goldbard
		Title:	General Counsel			Title:	General Counsel
		Dated:	February 10, 2023			Dated:	February 10, 2023
GV 2017 GP, L.P.				GV 2021 GP, L.P.
	By:	GV 2017 GP, L.L.C., its General Partner			By:	GV 2021 GP, L.L.C., its General Partner
		By:	/s/ Inga Goldbard			By:	/s/ Inga Goldbard
		Name:	Inga Goldbard			Name:	Inga Goldbard
		Title:	General Counsel			Title:	General Counsel
		Dated:	February 10, 2023			Dated:	February 10, 2023
GV 2017 GP, L.L.C.				GV 2021 GP, L.L.C.
		By:	/s/ Inga Goldbard			By:	/s/ Inga Goldbard
		Name:	Inga Goldbard			Name:	Inga Goldbard
		Title:	General Counsel			Title:	General Counsel
		Dated:	February 10, 2023			Dated:	February 10, 2023

CUSIP No. 37637K108 Page 2 of 2

ALPHABET HOLDINGS LLC		XXVI HOLDINGS INC.
By:	/s/ Kathryn W. Hall	By:	/s/ Kathryn W. Hall
Name:	Kathryn W. Hall	Name:	Kathryn W. Hall
Title:	Secretary	Title:	Assistant Secretary
Dated:	February 10, 2023	Dated:	February 10, 2023
ALPHABET INC.
By:	/s/ Kathryn W. Hall
Name:	Kathryn W. Hall
Title:	Assistant Secretary
Dated:	February 10, 2023