Project Summary
SigmaExacta is suite of free professional-grade tools for product ideation, design, development, quality control and decision making. It is ideal for both professional work and educational purposes. It provides instant access, no signup required, and the ability to export the result to a spreedsheet or image. Our mission is to democratize access to professional-grade engineering software. The project has been developed as a public good, and all the software and educational content will be freely accessible and openly licensed. Sigma Exacta operates on a local-first architecture where all calculations run directly in your browser, which guarantees full privacity.
In a Nutshell, SigmaExacta...
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has a codebase with a very short history
maintained by a small development team
with stable Y-O-Y commits -
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took an estimated 16 years of effort (COCOMO model)
starting with its first commit in October, 2025
ending with its most recent commit 6 months ago
Quick Reference
GNU Affero General Public License v3.0 or later
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Sub-License
Hold Liable
Required
Disclose Source
Include Copyright
State Changes
Include License
Include Install Instructions
These details are provided for information only. No information here is legal advice and should not be used as such.
This Project has No vulnerabilities Reported Against it
Did You Know...
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55% of companies leverage OSS for production infrastructure
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data presented on the Open Hub is available through our API
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use of OSS increased in 65% of companies in 2016
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30 Day SummaryOct 11 2026 — Nov 10 2026
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12 Month SummaryNov 10 2025 — Nov 10 2026
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