Development & Technical Tools
APIs & Libraries
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| Adventure | Modern UI library for rich text components | Java | Technical | Free |
| Bukkit/Spigot API | Original Minecraft server plugin API | Java | Technical | Free |
| Cloud Command Framework | General-purpose command dispatcher with Minecraft integrations | Java | Technical | Free |
| Paper API | High-performance server API documentation | Java | Technical | Free |
| SpongeAPI | Versatile plugin API with Forge compatibility | Java | Technical | Free |
NBT Tools
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| NBT Studio | Modern NBT editor with Bedrock support, SNBT, undo/redo | Both | Intermediate | Free |
| NBT-API | Add custom NBT tags without NMS | Java | Technical | Free |
| NBTExplorer | Graphical NBT editor for Windows/Mac/Linux | Both | Intermediate | Free |
| fastnbt | Fast Rust NBT serializer with zero-copy support | Java | Technical | Free |
| nbtlib | Python NBT library with CLI tool | Both | Technical | Free |
Protocol Documentation
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| Minecraft Wiki Protocol | Protocol documentation (wiki.vg content merged) | Java | Technical | Free |
| wiki.vg NBT | NBT format specification | Both | Technical | Free |
| wiki.vg Protocol | Comprehensive protocol dissection and packet formats | Java | Technical | Free |
Protocol Libraries
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| Go-MC | Go libraries: NBT, RCON, protocol, auth, regions | Java | Technical | Free |
| MCProtocolLib | Java library for Minecraft protocol (maintained by GeyserMC) | Java | Technical | Free |
| ProtocolLib | Bukkit plugin for packet interception/modification | Java | Technical | Free |
| node-minecraft-protocol | JavaScript/Node.js protocol implementation | Java | Technical | Free |
| pyCraft | Python Minecraft protocol library | Java | Technical | Free |
Technical Analysis
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| Minecraft Packet Debugger | GUI packet debugger with recording and filtering | Java | Technical | Free |
| Spark | CPU profiler, memory inspector, GC monitor, tick analysis | Both | Technical | Free |
| mat's Packet Debugger | Web-based packet debugging tool | Java | Technical | Free |
World Format Tools
| Resource | Description | Platform | Audience | Price |
|---|---|---|---|---|
| Amulet Map Editor | Powerful world editor/converter for Java and Bedrock | Both | Technical | Free/Paid |
| anvil-parser | Python parser for Anvil (.mca) format | Java | Technical | Free |
| fastanvil | Rust library for Anvil format with map rendering | Java | Technical | Free |