Sourcing Production-grade Software Codebases

We have active requirements for production-grade software codebases for acquisition/licensing.
:small_blue_diamond: Required Technology Stacks

COBOL, Fortran, RPG
.NET Framework / Legacy C#
VB6
Java 7 & Earlier
C / C++
Go, Rust, Ruby
Swift, Kotlin
:small_blue_diamond: Legacy Codebases
We are looking for long-lived enterprise software with real development history, business logic, maintenance, PRs/issues, and testing activity.
Preferred:

Private repositories
Multi-year/decade development history
Enterprise/business-critical applications
Legacy migration projects
Production/deployed systems
:small_blue_diamond: Automotive / Vehicle Codebases
We are also looking for production-grade projects in:

ECU / Firmware
Telematics / Connected Vehicles
Vehicle Security / Immobilizer
Vehicle Control
ADAS
Diagnostics
Other automotive software
Preferred languages: C, C++, Rust
Operational data such as vehicle logs, telemetry, testing data, and diagnostic logs is also of interest.

Please Share Metadata

Project name & brief description
Technology/stack
Business domain
Repository age
Approx. LOC
Production status
Development history / PRs / Issues
IP & ownership rights
Availability of related datasets/data
Expected price

No open-source, demo, POC, tutorial, student, or small/sample projects.
Please share only genuine, production-grade and legally transferable/licensable codebases