No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Datadef
Generates editable architecture, ER and cloud diagrams from a description, SQL, Prisma, Terraform or a code repo.
Since 2025
Free plan · Design and images · Developers
- Overcast
Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.
Since 2026
Developer tools · Developers
- Chalk
A quick Mac sketch pad for drawing diagrams and marking up screenshots, then copying them out as PNG.
Since 2026
Free · Design and images · Individuals and families
- Mermaid Chart
Make diagrams from Mermaid code, a visual editor or AI prompts, and use them inside IDEs, GitHub, Jira and Confluence.
Since 2025
Free plan · Design and images · Developers