Blockchain ecosystems are losing developers across the board while artificial intelligence projects dominate growth on GitHub, the world’s largest platform for hosting and collaborating on software code.

Weekly crypto commits (publishing new code) to repositories have fallen roughly 75% since early 2025, dropping from about 850,000 to 210,000, while active developers declined 56% to around 4,600, according to data from analytics platform Artemis.

Repositories track where developers are writing code, building tools and launching new projects, they offer one of the clearest signals of where software innovation is happening.

The contraction stands in stark contrast to the broader software ecosystem. GitHub added about 36 million…