Product Release Life Cycle
4D Product Release Cycle
Product Line | Feature Release | 4D v19 LTS | 4D v18 LTS | 4D v17 | 4D v16 | 4D v15 |
Status | Current | Current | Current | Obsolete | Obsolete | Obsolete |
Original release | N/A | 12 JUL 21 | 16 JAN 20 | 10 JUL 18 | 10 JAN 17 | 16 JUL 15 |
Latest Release | 19 R8 (19 APR 23) |
19.6 (20 MAR) |
18.5 (16 JUN 21) |
17.5 (3 DEC 20) |
16.6 (24 JUL 19) |
15.6 (25 APR 18) |
End of Sales | JUL 24 | 17 JUN 22 | 13 DEC 20 | 26 JUL 19 | 30 APR 18 | |
End of Support | JUL 24 | 17 JUN 22 | 13 DEC 20 | 26 JUL 19 | 30 APR 18 | |
Latest Hotfix1 | 25 MAY 23 | 27 APR 23 | 10 FEB 22 | 31 AUG 20 | 21 MAY 19 | 29 JAN 18 |
End of Upgrades2 | 15 DEC 23 | 14 JUN 22 | 18 DEC 20 | 14 JUN 19 |
Current
- Version maintained under development, with fixes and improvements performed. Intermediary Hotfixes are provided to Partners.
- Full-versions and upgrades to higher versions are available for sale.
- Technical support guaranteed to be available.
- Bug fixes are delivered:
- LTS: in regular minor versions, Hotfixes and Nightly builds.
- Feature Releases: Every 3 months with the next Feature Release, and every month with the Hotfixes for blocking deployment issues of the current Feature Release.
Ended
- Development ended.
- Full version sales and upgrades to higher versions scheduled to be phased out (see table).
- Technical support no longer available, no new bug fixes will be issued.
Obsolete
- Development ended.
- All sales ended. Upgrades to higher versions no longer sold.
- No technical support available.
1 Hotfixes are available to 4D Partners only. Learn more about the 4D Partner program.
2 The valid upgrade period for a product is the time in which an owner of said version may migrate to the latest version at reduced upgrade pricing. After this period, you must purchase a full license.