---
title: Framework Version Numbers
framework: corefoundation
role: collectionGroup
role_heading: API Collection
path: corefoundation/framework-version-numbers
---

# Framework Version Numbers

Version numbers of the Core Foundation framework.

## Overview

Overview Compare these values to the value of the kCFCoreFoundationVersionNumber variable to identify on which version of the Core Foundation framework your code is executing.

## Topics

### Constants

- [kCFCoreFoundationVersionNumber10_0](corefoundation/kcfcorefoundationversionnumber10_0.md)
- [kCFCoreFoundationVersionNumber10_0_3](corefoundation/kcfcorefoundationversionnumber10_0_3.md)
- [kCFCoreFoundationVersionNumber10_1](corefoundation/kcfcorefoundationversionnumber10_1.md)
- [kCFCoreFoundationVersionNumber10_1_1](corefoundation/kcfcorefoundationversionnumber10_1_1.md)
- [kCFCoreFoundationVersionNumber10_1_2](corefoundation/kcfcorefoundationversionnumber10_1_2.md)
- [kCFCoreFoundationVersionNumber10_1_3](corefoundation/kcfcorefoundationversionnumber10_1_3.md)
- [kCFCoreFoundationVersionNumber10_1_4](corefoundation/kcfcorefoundationversionnumber10_1_4.md)
- [kCFCoreFoundationVersionNumber10_2](corefoundation/kcfcorefoundationversionnumber10_2.md)
- [kCFCoreFoundationVersionNumber10_2_1](corefoundation/kcfcorefoundationversionnumber10_2_1.md)
- [kCFCoreFoundationVersionNumber10_2_2](corefoundation/kcfcorefoundationversionnumber10_2_2.md)
- [kCFCoreFoundationVersionNumber10_2_3](corefoundation/kcfcorefoundationversionnumber10_2_3.md)
- [kCFCoreFoundationVersionNumber10_2_4](corefoundation/kcfcorefoundationversionnumber10_2_4.md)
- [kCFCoreFoundationVersionNumber10_2_5](corefoundation/kcfcorefoundationversionnumber10_2_5.md)
- [kCFCoreFoundationVersionNumber10_2_6](corefoundation/kcfcorefoundationversionnumber10_2_6.md)
- [kCFCoreFoundationVersionNumber10_2_7](corefoundation/kcfcorefoundationversionnumber10_2_7.md)
- [kCFCoreFoundationVersionNumber10_2_8](corefoundation/kcfcorefoundationversionnumber10_2_8.md)
- [kCFCoreFoundationVersionNumber10_3](corefoundation/kcfcorefoundationversionnumber10_3.md)
- [kCFCoreFoundationVersionNumber10_3_1](corefoundation/kcfcorefoundationversionnumber10_3_1.md)
- [kCFCoreFoundationVersionNumber10_3_2](corefoundation/kcfcorefoundationversionnumber10_3_2.md)
- [kCFCoreFoundationVersionNumber10_3_3](corefoundation/kcfcorefoundationversionnumber10_3_3.md)
- [kCFCoreFoundationVersionNumber10_3_4](corefoundation/kcfcorefoundationversionnumber10_3_4.md)
- [kCFCoreFoundationVersionNumber10_3_5](corefoundation/kcfcorefoundationversionnumber10_3_5.md)
- [kCFCoreFoundationVersionNumber10_3_6](corefoundation/kcfcorefoundationversionnumber10_3_6.md)
- [kCFCoreFoundationVersionNumber10_3_7](corefoundation/kcfcorefoundationversionnumber10_3_7.md)
- [kCFCoreFoundationVersionNumber10_3_8](corefoundation/kcfcorefoundationversionnumber10_3_8.md)
- [kCFCoreFoundationVersionNumber10_3_9](corefoundation/kcfcorefoundationversionnumber10_3_9.md)
- [kCFCoreFoundationVersionNumber10_4](corefoundation/kcfcorefoundationversionnumber10_4.md)
- [kCFCoreFoundationVersionNumber10_4_1](corefoundation/kcfcorefoundationversionnumber10_4_1.md)
- [kCFCoreFoundationVersionNumber10_4_2](corefoundation/kcfcorefoundationversionnumber10_4_2.md)
- [kCFCoreFoundationVersionNumber10_4_3](corefoundation/kcfcorefoundationversionnumber10_4_3.md)
- [kCFCoreFoundationVersionNumber10_4_4_Intel](corefoundation/kcfcorefoundationversionnumber10_4_4_intel.md)
- [kCFCoreFoundationVersionNumber10_4_4_PowerPC](corefoundation/kcfcorefoundationversionnumber10_4_4_powerpc.md)
- [kCFCoreFoundationVersionNumber10_4_5_Intel](corefoundation/kcfcorefoundationversionnumber10_4_5_intel.md)
- [kCFCoreFoundationVersionNumber10_4_5_PowerPC](corefoundation/kcfcorefoundationversionnumber10_4_5_powerpc.md)
- [kCFCoreFoundationVersionNumber10_4_6_Intel](corefoundation/kcfcorefoundationversionnumber10_4_6_intel.md)
- [kCFCoreFoundationVersionNumber10_4_6_PowerPC](corefoundation/kcfcorefoundationversionnumber10_4_6_powerpc.md)
- [kCFCoreFoundationVersionNumber10_4_7](corefoundation/kcfcorefoundationversionnumber10_4_7.md)
- [kCFCoreFoundationVersionNumber10_4_8](corefoundation/kcfcorefoundationversionnumber10_4_8.md)
- [kCFCoreFoundationVersionNumber10_4_9](corefoundation/kcfcorefoundationversionnumber10_4_9.md)
- [kCFCoreFoundationVersionNumber10_4_10](corefoundation/kcfcorefoundationversionnumber10_4_10.md)
- [kCFCoreFoundationVersionNumber10_4_11](corefoundation/kcfcorefoundationversionnumber10_4_11.md)
- [kCFCoreFoundationVersionNumber10_5](corefoundation/kcfcorefoundationversionnumber10_5.md)
- [kCFCoreFoundationVersionNumber10_5_1](corefoundation/kcfcorefoundationversionnumber10_5_1.md)
- [kCFCoreFoundationVersionNumber10_5_2](corefoundation/kcfcorefoundationversionnumber10_5_2.md)
- [kCFCoreFoundationVersionNumber10_5_3](corefoundation/kcfcorefoundationversionnumber10_5_3.md)
- [kCFCoreFoundationVersionNumber10_5_4](corefoundation/kcfcorefoundationversionnumber10_5_4.md)
- [kCFCoreFoundationVersionNumber10_5_5](corefoundation/kcfcorefoundationversionnumber10_5_5.md)
- [kCFCoreFoundationVersionNumber10_5_6](corefoundation/kcfcorefoundationversionnumber10_5_6.md)
- [kCFCoreFoundationVersionNumber10_5_7](corefoundation/kcfcorefoundationversionnumber10_5_7.md)
- [kCFCoreFoundationVersionNumber10_5_8](corefoundation/kcfcorefoundationversionnumber10_5_8.md)
- [kCFCoreFoundationVersionNumber10_6](corefoundation/kcfcorefoundationversionnumber10_6.md)
- [kCFCoreFoundationVersionNumber10_6_1](corefoundation/kcfcorefoundationversionnumber10_6_1.md)
- [kCFCoreFoundationVersionNumber10_6_2](corefoundation/kcfcorefoundationversionnumber10_6_2.md)
- [kCFCoreFoundationVersionNumber10_6_3](corefoundation/kcfcorefoundationversionnumber10_6_3.md)
- [kCFCoreFoundationVersionNumber10_6_4](corefoundation/kcfcorefoundationversionnumber10_6_4.md)
- [kCFCoreFoundationVersionNumber10_6_5](corefoundation/kcfcorefoundationversionnumber10_6_5.md)
- [kCFCoreFoundationVersionNumber10_6_6](corefoundation/kcfcorefoundationversionnumber10_6_6.md)
- [kCFCoreFoundationVersionNumber10_6_7](corefoundation/kcfcorefoundationversionnumber10_6_7.md)
- [kCFCoreFoundationVersionNumber10_6_8](corefoundation/kcfcorefoundationversionnumber10_6_8.md)
- [kCFCoreFoundationVersionNumber10_7](corefoundation/kcfcorefoundationversionnumber10_7.md)
- [kCFCoreFoundationVersionNumber10_7_1](corefoundation/kcfcorefoundationversionnumber10_7_1.md)
- [kCFCoreFoundationVersionNumber10_7_2](corefoundation/kcfcorefoundationversionnumber10_7_2.md)
- [kCFCoreFoundationVersionNumber10_7_3](corefoundation/kcfcorefoundationversionnumber10_7_3.md)
- [kCFCoreFoundationVersionNumber10_7_4](corefoundation/kcfcorefoundationversionnumber10_7_4.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_2_0](corefoundation/kcfcorefoundationversionnumber_iphoneos_2_0.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_2_1](corefoundation/kcfcorefoundationversionnumber_iphoneos_2_1.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_2_2](corefoundation/kcfcorefoundationversionnumber_iphoneos_2_2.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_3_0](corefoundation/kcfcorefoundationversionnumber_iphoneos_3_0.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_3_1](corefoundation/kcfcorefoundationversionnumber_iphoneos_3_1.md)
- [kCFCoreFoundationVersionNumber_iPhoneOS_3_2](corefoundation/kcfcorefoundationversionnumber_iphoneos_3_2.md)
- [kCFCoreFoundationVersionNumber_iOS_4_0](corefoundation/kcfcorefoundationversionnumber_ios_4_0.md)
- [kCFCoreFoundationVersionNumber_iOS_4_1](corefoundation/kcfcorefoundationversionnumber_ios_4_1.md)
- [kCFCoreFoundationVersionNumber_iOS_4_2](corefoundation/kcfcorefoundationversionnumber_ios_4_2.md)
- [kCFCoreFoundationVersionNumber_iOS_4_3](corefoundation/kcfcorefoundationversionnumber_ios_4_3.md)
- [kCFCoreFoundationVersionNumber_iOS_5_0](corefoundation/kcfcorefoundationversionnumber_ios_5_0.md)
- [kCFCoreFoundationVersionNumber_iOS_5_1](corefoundation/kcfcorefoundationversionnumber_ios_5_1.md)

## See Also

### Constants

- [CFComparisonResult](corefoundation/cfcomparisonresult.md)
- [Value Not Found](corefoundation/value-not-found.md)
- [Current Framework Version Number](corefoundation/current-framework-version-number.md)