v0.6.4

superradcompany/microsandboxv0.6.4Jul 5, 2026by github-actions[bot]

AI Summary

This update introduces significant new capabilities for live sandbox management and improves network reliability. It adds features to resize running sandboxes and enhances CLI visibility into system state and resources.

Key Highlights

Added live modify and resize capabilities for running sandboxes.
Enhanced CLI with watch/follow modes and resource allocation display.
Improved network handling for fragmented UDP and PMTU traffic.
Fixed process group termination and SDK ephemeral cleanup.

New Features

Live modify and resize for running sandboxes
Watch/follow modes in CLI
Show resource allocations in CLI
Handle fragmented UDP and PMTU relay traffic

Full Release Notes

## What's Changed
* chore(deps): Bump cmov from 0.5.3 to 0.5.4 in the cargo group across 1 directory by @dependabot[bot] in https://github.com/superradcompany/microsandbox/pull/1096
* chore: refresh npm lockfile after v0.6.3 by @github-actions[bot] in https://github.com/superradcompany/microsandbox/pull/1098
* fix(network): handle fragmented UDP and PMTU relay traffic by @appcypher in https://github.com/superradcompany/microsandbox/pull/1086
* fix(sdk): accept ephemeral cleanup during stop waits by @appcypher in https://github.com/superradcompany/microsandbox/pull/1087
* fix(runtime): allow overriding shutdown flush timeout by @appcypher in https://github.com/superradcompany/microsandbox/pull/1088
* feat(sandbox): live modify and resize for running sandboxes by @appcypher in https://github.com/superradcompany/microsandbox/pull/1099
* fix(agentd): kill the exec process group, not just the direct child by @appcypher in https://github.com/superradcompany/microsandbox/pull/1104
* feat(cli): show sandbox state in msb metrics and add watch/follow modes by @appcypher in https://github.com/superradcompany/microsandbox/pull/1106
* feat(cli): show resource allocations in msb ps by @appcypher in https://github.com/superradcompany/microsandbox/pull/1107
* refactor(network): tidy scoped upstream tls internals and docs by @toksdotdev in https://github.com/superradcompany/microsandbox/pull/1108
* build(deps): bump msb_krun crates to 0.1.22 by @appcypher in https://github.com/superradcompany/microsandbox/pull/1114
* chore(release): bump microsandbox to 0.6.4 by @appcypher in https://github.com/superradcompany/microsandbox/pull/1102


**Full Changelog**: https://github.com/superradcompany/microsandbox/compare/v0.6.3...v0.6.4