Children from resource:basis
| Vocabulary | Summary |
 channels | Communicating Sequential Processes |
| channels.remote | Distributed Channels |
| concurrency.combinators | Parallel sequence operations |
| concurrency.conditions | Low-level wait/notify support |
| concurrency.count-downs | Count-down latches |
| concurrency.distributed | Erlang-style distributed concurrency |
| concurrency.exchangers | Object exchange points |
| concurrency.flags | Flags for cross-thread notification of conditions |
| concurrency.futures | Deferred computations |
| concurrency.locks | Traditional locks and many reader/single writer locks |
| concurrency.mailboxes | Mailboxes for inter-thread message passing |
| concurrency.messaging | Erlang/Termite-style message-passing concurrency |
| concurrency.promises | Thread-safe write-once variables |
| concurrency.semaphores | Counting semaphores |