runit
systemd
sysvinit
Dinit
Launchd
Upstart
nosh
s6 is a small suite of programs for UNIX, designed for process supervision. It can be used as an init system, or as separate supervision components.

Developer documentation that anyone can edit

Which is more popular?
Based on our record, s6 seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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s6
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| Website | skarnet.org | opendevdocs.com |
| Pricing | — | |
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What each product offers, as listed by its team.

Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.

No analysis of s6 yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Samsung Galaxy S6 Review!
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How often each product is chosen within a category, 0–100% relative to the other.

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Recommendations tracked on public social media and blogs since March 2021.

Drop cloudflared in favor of WireGuard (kernel module, negligible userspace cost) and you're comfortably under 27MB. Replace systemd with something like s6 or plain old SysVinit and you shave off another 2-3MB. - Source: dev.to / 5 months ago
Not so much about timeouts, but related in that it is based around managing children processes: The lineage of tools descending from daemontools for service management is worth exploring: daemontools: http://cr.yp.to/daemontools.html... - Source: Hacker News / almost 2 years ago
This page and this page, both by Laurent Bercot, creator of s6. Source: over 3 years ago
Tracking Open Devdocs since Jan 2023.
When comparing s6 and Open Devdocs, you can also consider the following products.
runit is a cross-platform Unix init scheme with service supervision, a replacement for sysvinit...
Compare runit to s6 or Open Devdocs:
systemd is a replacement for the init daemon for Linux (either System V or BSD-style).
Compare systemd to s6 or Open Devdocs:
Savannah is a central point for development, distribution and maintenance of free software, both GNU and non-GNU.
Compare sysvinit to s6 or Open Devdocs:

Dinit is a service supervisor with dependency support which can also act as the system "init" program.
Compare Dinit to s6 or Open Devdocs:
a free system array created by Apple inc. For BSD - including macOS as macOS is based on the Darwin kernel of BSD
Compare Launchd to s6 or Open Devdocs:

Upstart is an event-based replacement for the /sbin/init daemon which handles starting of tasks and...
Compare Upstart to s6 or Open Devdocs: