Onshape
Free tier available
Create precise 3D models, collaborate on designs, and analyze simulations in real-time.
Browse 6 provider-sourced AI tools for File Management System with ongoing free access. Card requirements vary by provider.
Free tier available
Create precise 3D models, collaborate on designs, and analyze simulations in real-time.
Official pricing lists a continuing $0 personal plan with CAD tools and unlimited public storage.
Payment card: not confirmed
Free tier available
Create, collaborate, and access documents securely from any device.
WriteLaTeX transitioned to Overleaf, whose official AI documentation confirms a daily-resetting Basic AI allowance on the Free plan (including occasional error, formula, and writing assistance); the AI assistant is excluded from Free, but the documented basic AI uses are ongoing.
Payment card: not confirmed
Free tier available
Create, store, and collaborate on documents effortlessly with an intuitive interface and real-time collaboration features.
Official plans list a $0/month Free plan with online LaTeX writing and compilation, usable beyond a trial period.
Payment card: not confirmed
Free tier available
Manage project deadlines, tasks, and document sharing with built-in calendar, to-do lists, and notifications.
Official pricing lists one free personal project with five users, providing continued access to the listed Basecamp project-management product.
Payment card: not confirmed
Free tier available
Catalog, search, manage user accounts and loans, set loan periods, generate custom reports for books and materials.
Official pricing lists a $0/month plan with 50 GPT-3.5 messages per month, establishing recurring free chatbot use.
Payment card: not confirmed
Free tier available
Securely store, access, and search documents from any device with ease.
Paperpal’s official pricing page offers a $0/month Free plan with no credit card required and 200 edits per month, providing continuing access to listed AI writing tools.
Payment card: not confirmed