Open-Source Productivity AI Tools (2026) 3 apps
The best open-source productivity AI tools on HyperStore — compare features, pricing and ratings.
3 free
2 with API
3 open source
These are the best open-source Productivity AI tools in 2026. Every one of the 3 tools below is open-source, so you can self-host it, audit the code and avoid vendor lock-in.
Top picks include MarsX, Roundcube Webmail and Superflows. Among them, 3 offer a free plan and 2 ship a developer API.
Every tool is independently curated by HyperStore. Compare features, pricing and ratings below to find the right fit for your Productivity workflow.
MarsX
Freemium
API
Open Source
MarsX is an AI-powered platform that combines NoCode and Code to build full-stack SaaS applications with 90% less code.
