Open Cycle

Open (stylized as OPEN) is a manufacturer of performance gravel bike and road bike frames based in Basel.^[1] Founded by Andy Kessler and Gerard Vroomen in January 2012,^[2] the company debuted with a single model, the O-1.0.^[3] It was claimed to be the lightest 29-inch production hard tail on the market.^[4] The Company's current line-up includes two all-road / gravel frames, the OPEN U.P.^[5][6] and OPEN U.P.(P.E.R.),^[7] a pure gravel frame OPEN WI:DE,^[8][9] and a classic road bike frame, the OPEN MI.ND.^[10]

OPEN Cycle AG

Company type	Private
Industry	Bicycles
Founded	2012 (2012)
Founder	Andy Kessler Gerard Vroomen
Headquarters	Basel, Switzerland
Products	Gravel and road bikes
Website	www.opencycle.com

Special editions

Open have sold frames with paint designs created in collaboration with various other companies.

Collaboration	Frames	Other notes
Assos	40[11]
Yeti Cycles	50+[12] (2nd run of unknown number)
DT Swiss	30[13]
Rapha		Only sold to Rapha Cycle Club members
ENVE	50[14]	Sold as a set with various Enve components. All frames were misnumbered 3/30[15]
Omata	20[16]	Sold as a set with the Omata One cycling computer
SRAM AXS	40[17]	Only sold as a complete bike
René Herse	U.P.P.E.R.	Announced. October 28, 2022.[18] Pre-orders until 2024-07-28[19][20]
Camille McMillan		OPEN E.A.R.[21]