Open Source Alternatives to Polyfront
7 open source AI Coding Assistant options similar to Polyfront, 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.
All-Hands AI49Agentic AIBoston, United States$5.0MAn open-source platform for building and running AI coding agents that automate software development tasks.
Open source · Self-hostable
Kilo Code24Agentic AISan Francisco, United StatesOpen-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.
Open source · Self-hostable
OpenDevin12AI Agent PlatformAn open-source platform for developing AI-powered autonomous software engineering agents.
Open source · Self-hostable
Lastsaas2SaaS BoilerplateLastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.
Open source
BoringstackDeveloper ToolsPre-configured GitHub templates for building modern web applications with UI, API, and infrastructure.
Open source · Self-hostable
Probabl54MLOpsParis, France$18.5MTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Assistant-ui43AI Chat InterfaceSan Francisco, United States$500KOpen-source React library for building production-grade AI chat interfaces.
Open source · Self-hostable