Development

Microsoft sets a goal of removing all C and C++ by 2030

development2025-12-23

Claim

Microsoft set a North Star goal to eliminate every line of C and C++ from its codebase by 2030, targeting a velocity where one engineer rewrites a million lines a month.

Reported metric: 1M lines/engineer/month

Reporting date: 2025-12-23 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to December 23, 2025 (theinnermostloop.substack.com)

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Reported in

Welcome to December 23, 2025

Actor

Microsoft

Evidence for

Engineering becomes supervision

Referenced by

Welcome to December 23, 2025

Cite or correct this record

Citation formatCitation text

Microsoft sets a goal of removing all C and C++ by 2030
Innermost Loop KB — secondary record
Reporting date: 2025-12-23
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2025-12-23-microsoft-eliminate-c-cpp-2030
Claim: Microsoft set a North Star goal to eliminate every line of C and C++ from its codebase by 2030, targeting a velocity where one engineer rewrites a million lines a month.
Attributed sources:
- Welcome to December 23, 2025 — https://theinnermostloop.substack.com/p/welcome-to-december-23-2025
This citation does not imply independent verification of linked-source claims.

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