Open source focus

Open Source Alternatives to /dev/fast

4 open source Developer Tools options similar to /dev/fast, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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Probabl
Not rated
Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
All-Hands AI
Not rated
An open-source platform for building and running AI coding agents that automate software development tasks.
Open source · Self-hostable
Kilo Code
Not rated
Open-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.
Open source · Self-hostable
Snyk
Not rated
Snyk is a developer security platform that helps software teams find and fix vulnerabilities in code, open source dependencies, containers, and cloud infrastructure.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
ProbablTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.	Open source	-	Not rated	-
All-Hands AIAn open-source platform for building and running AI coding agents that automate software development tasks.	Open source · Self-hostable	-	Not rated	-
Kilo CodeOpen-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.	Open source · Self-hostable	-	Not rated	-
SnykSnyk is a developer security platform that helps software teams find and fix vulnerabilities in code, open source dependencies, containers, and cloud infrastructure.	Open source · Self-hostable	-	Not rated	-