Go 1.20
This version has reached end of life and no longer receives updates.
February 1, 2023
Ongoing
February 6, 2024
1.20.14 (February 6, 2024)
About Go 1.20
Go 1.20 expanded coverage profiling to integration tests, introduced the experimental profile-guided optimization (PGO), and wrapped multiple errors with fmt.Errorf.
Key Changes in Go 1.20
- ●Coverage profiling for integration tests (not just unit tests)
- ●Experimental profile-guided optimization (PGO) for compiler hints
- ●Wrapping multiple errors:
fmt.Errorf("%w %w", err1, err2) - ●New
crypto/ecdhpackage for elliptic curve Diffie-Hellman - ●Compile-time support for converting slices to arrays
Go 1.20 reached end of life on February 6, 2024, roughly 2 years ago. Since then, no security patches have been issued. If you are still running Go 1.20, you should treat upgrading as a high-priority item. Any CVEs discovered against this version will not be fixed upstream.
The recommended upgrade target is Go 1.26. You are 2 major versions behind, so review the changelog for each version in between to catch any breaking changes. A staged upgrade through each major version is often safer than jumping directly.
Lifecycle Progress
This version reached end of life February 6, 2024.
All Go Versions
| Version | Released | EOL | Latest | Status |
|---|---|---|---|---|
| 1.26 | February 11, 2026 | TBD | 1.26.0 | Active |
| 1.25 | August 12, 2025 | TBD | 1.25.7 | Active |
| 1.24 | February 11, 2025 | February 11, 2026 | 1.24.13 | End of Life |
| 1.23 | August 13, 2024 | August 12, 2025 | 1.23.12 | End of Life |
| 1.22 | February 6, 2024 | February 11, 2025 | 1.22.12 | End of Life |
| 1.21 | August 8, 2023 | August 13, 2024 | 1.21.13 | End of Life |
| 1.20 (current page) | February 1, 2023 | February 6, 2024 | 1.20.14 | End of Life |
| 1.19 | August 2, 2022 | September 6, 2023 | 1.19.13 | End of Life |
| 1.18 | March 15, 2022 | February 1, 2023 | 1.18.10 | End of Life |
| 1.17 | August 16, 2021 | August 2, 2022 | 1.17.13 | End of Life |
| 1.16 | February 16, 2021 | March 15, 2022 | 1.16.15 | End of Life |
| 1.15 | August 11, 2020 | August 16, 2021 | 1.15.15 | End of Life |
| 1.14 | February 25, 2020 | February 16, 2021 | 1.14.15 | End of Life |
| 1.13 | September 3, 2019 | August 11, 2020 | 1.13.15 | End of Life |
| 1.12 | February 25, 2019 | February 25, 2020 | 1.12.17 | End of Life |
| 1.11 | August 24, 2018 | September 3, 2019 | 1.11.13 | End of Life |
| 1.10 | February 16, 2018 | February 25, 2019 | 1.10.8 | End of Life |
Frequently Asked Questions
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