Developer tools and software
Black Osiris
Tools for developers who value control.
Open-source and hosted software for repository automation, system diagnostics, and focused engineering workflows.
Product catalog
Explore products
Discover open-source tools today, with hosted applications and commercial software joining the catalog as they launch.
Open source
Built in public
Our public repositories prioritize predictable behavior, clear documentation, and workflows that remain under the user’s control.
What we build
Focused software, independent products
Developer tools
Utilities that reduce friction in repository operations and engineering workflows.
System software
Local-first diagnostics that make complex machine behavior easier to understand.
Hosted products
Purpose-built web applications with their own deployment, access, and support boundaries.