Applications are now open for the ?OSS Challenge, a Chaincode Labs initiative for coders serious about beginning a career in bitcoin open source software.
This is your shot to break into bitcoin open source — ship real code, learn from top contributors, and join the builders shaping bitcoin’s future.
?? Applications close December 31, 2025
?? Program starts the week of January 12, 2026
Learn more at https://bosschallenge.xyz