| ボキャブラリ | 概要 |
| Support for breakpoints and watchpoints on words | |
| tools.cocoa ボキャブラリ | |
| Support for fuzzy search and completion of a string from a set of candidates | |
| tools.continuations ボキャブラリ | |
| Inspecting definition usages | |
| Deploying minimal stand-alone images | |
| Tracking usage of deprecated words | |
| tools.destructors ボキャブラリ | |
| Disassemble words using gdb | |
| tools.errors ボキャブラリ | |
| File listing and disk usage tools | |
| Prints the formatted hex dump of a byte-array | |
| Heap introspection tools | |
| Call counting profiler | |
| Tool to create the scaffolding for new vocabularies | |
| Unit test framework | |
| Listing running threads | |
| Timing code execution | |
| tools.trace ボキャブラリ | |
| tools.vocabs ボキャブラリ | |
| Single-stepper for walking through code |