Minecraft 1.20.3
ReleaseLegacy 1.xMinecraft 1.20.3 is a Java Edition full release released on 4 Dec 2023 under the classic 1.x numbering. Mojang lists Java 17 as the required runtime. It speaks network protocol 765.
Minecraft 1.20.3
We're now releasing 1.20.3 for Minecraft: Java Edition. This release comes with new functionality for Decorated Pots, a new look for the Bat and improvements to Shields. This release also includes new features for map makers and pack creators like Scoreboa
- Released
- 4 Dec 2023
- Requires Java
- Java 17+
- Protocol version
- 765
- Data version
- 3698
- Version group
- 1.20
- Numbering
- Legacy (1.x)
- Server software
- 1 with builds
- Position
- #722 of 903
Official downloads
Served by Mojang. Verify the checksum before running anything.
| File | Size | SHA-1 | Download |
|---|---|---|---|
| Server jar | 46.9 MB | 4fb536bfd4a8… | piston-data.mojang.com ↗ |
| Client jar | 23.3 MB | b178a327a96f… | piston-data.mojang.com ↗ |
Versions that can connect to each other
Protocol 765 is shared by these versions, so their clients and servers can talk to each other.
The catalogue on 1.20.3
Projects that name 1.20.3 in their own release metadata. Follow any of these to the full filtered list.
What runs on 1.20.3
Builds are counted from each project's own API; declared support comes from the loader's metadata.
| Software | Latest build | Published | Checksum | Download |
|---|---|---|---|---|
| Spigot | #3961 | 7 Dec 2023 | Not published | jar ↗ |
| Spigot | #3961 | Not build based | inferred | loader |
| Minecraft Forge | 49.0.2 | Not build based | declared | loader |
| Fabric Loader | 0.19.3 | Not build based | declared | loader |
| Quilt Loader | 0.30.1-beta.2 | Not build based | declared | loader |
| NeoForge | 20.3.8-beta | Not build based | declared | loader |
Everything in 1.20
36 versions in this group.
| Version | Type | Protocol | Released |
|---|---|---|---|
| 1.20.6 | Release | 766 | 29 Apr 2024 |
| 1.20.6-rc1 | Release candidate | 1073742016 | 26 Apr 2024 |
| 1.20.5 | Release | 766 | 23 Apr 2024 |
| 1.20.5-rc3 | Release candidate | 1073742015 | 22 Apr 2024 |
| 1.20.5-rc2 | Release candidate | 1073742014 | 19 Apr 2024 |
| 1.20.5-rc1 | Release candidate | 1073742013 | 18 Apr 2024 |
| 1.20.5-pre4 | Pre-release | 1073742012 | 17 Apr 2024 |
| 1.20.5-pre3 | Pre-release | 1073742011 | 16 Apr 2024 |
| 1.20.5-pre2 | Pre-release | 1073742010 | 15 Apr 2024 |
| 1.20.5-pre1 | Pre-release | 1073742009 | 10 Apr 2024 |
| 1.20.4 | Release | 765 | 7 Dec 2023 |
| 1.20.4-rc1 | Release candidate | 1073741993 | 6 Dec 2023 |
| 1.20.3 | Release | 765 | 4 Dec 2023 |
| 1.20.3-rc1 | Release candidate | 1073741992 | 30 Nov 2023 |
| 1.20.3-pre4 | Pre-release | 1073741991 | 28 Nov 2023 |
| 1.20.3-pre3 | Pre-release | 1073741990 | 27 Nov 2023 |
| 1.20.3-pre2 | Pre-release | 1073741989 | 22 Nov 2023 |
| 1.20.3-pre1 | Pre-release | 1073741988 | 20 Nov 2023 |
| 1.20.2 | Release | 764 | 20 Sept 2023 |
| 1.20.2-rc2 | Release candidate | 1073741977 | 18 Sept 2023 |
| 1.20.2-rc1 | Release candidate | 1073741976 | 15 Sept 2023 |
| 1.20.2-pre4 | Pre-release | 1073741975 | 13 Sept 2023 |
| 1.20.2-pre3 | Pre-release | 1073741974 | 12 Sept 2023 |
| 1.20.2-pre2 | Pre-release | 1073741973 | 7 Sept 2023 |
| 1.20.2-pre1 | Pre-release | 1073741972 | 5 Sept 2023 |
| 1.20.1 | Release | 763 | 12 Jun 2023 |
| 1.20.1-rc1 | Release candidate | Unknown | 9 Jun 2023 |
| 1.20 | Release | 763 | 2 Jun 2023 |
| 1.20-rc1 | Release candidate | Unknown | 31 May 2023 |
| 1.20-pre7 | Pre-release | Unknown | 29 May 2023 |
| 1.20-pre6 | Pre-release | Unknown | 25 May 2023 |
| 1.20-pre5 | Pre-release | Unknown | 23 May 2023 |
| 1.20-pre4 | Pre-release | Unknown | 19 May 2023 |
| 1.20-pre3 | Pre-release | Unknown | 19 May 2023 |
| 1.20-pre2 | Pre-release | Unknown | 16 May 2023 |
| 1.20-pre1 | Pre-release | Unknown | 10 May 2023 |
Questions about Minecraft 1.20.3
What Java version does Minecraft 1.20.3 require?
Minecraft 1.20.3 requires Java 17 or newer. Mojang publishes this in the version metadata, so an older runtime refuses to start it.
What protocol version does Minecraft 1.20.3 use?
Minecraft 1.20.3 speaks protocol 765, which it shares with 1.20.4. Clients and servers on the same protocol can connect to each other.
Where do I download the Minecraft 1.20.3 server jar?
Mojang hosts it directly. This page links to the official file with its SHA-1 checksum and size, so you can verify the download before you run it. We do not mirror or repackage it.
Which server software supports Minecraft 1.20.3?
Spigot publish builds for 1.20.3. Each one is listed with its build number and checksum.
Go deeper
Metadata from Mojang’s official version manifest. Protocol and data versions from the PrismarineJS minecraft-data project.