Atheme IRC Services vs KiwiIRC
A side-by-side comparison of two self-hosted chat & communication options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Atheme IRC Services | KiwiIRC |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 59 · Fair | 57 · Fair |
| Category | Chat & Communication | Chat & Communication |
| License | ISC | Apache-2.0 |
| Language | C | Vue |
| Setup difficulty | Hard | Medium |
| Min. RAM | 64 MB | 128 MB |
| Deployment | bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 429 | ★ 989 |
| First released | 2005 | 2011 |
| Replaces | Slack | Slack, Discord |
What are Atheme IRC Services and KiwiIRC?
Atheme IRC Services
Atheme is a set of IRC services designed for large and highly scalable IRC networks. It provides account registration, channel management, and a flexible modular architecture.
- Scales to large networks
- Modular service design
- Account and channel management
- Used by historic IRC networks
KiwiIRC
KiwiIRC is a fully featured IRC client that runs in the browser and can be embedded into any website. It includes a webircgateway component for self-hosting your own embeddable IRC chat.
- Embeddable web IRC widget
- Themeable interface
- Plugin system
- Works without browser plugins
Atheme IRC Services vs KiwiIRC: key differences
Atheme IRC Services is written in C, while KiwiIRC is built with Vue. Licensing differs — ISC for Atheme IRC Services versus Apache-2.0 for KiwiIRC. Atheme IRC Services is the lighter option, starting around 64 MB of RAM against 128 MB for KiwiIRC. Atheme IRC Services is the more established project (first released 2005), while KiwiIRC arrived in 2011. KiwiIRC has the considerably larger community, at 989 GitHub stars versus 429. KiwiIRC lists first-class Docker deployment; Atheme IRC Services does not.
Why pick each one
Choose Atheme IRC Services if…
- Released under the ISC license
- Written in C
- Tiny footprint — runs in 64 MB RAM
Choose KiwiIRC if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Written in Vue
- Tiny footprint — runs in 128 MB RAM
Watch out for
- IRC-only
- Needs gateway for direct connections
Frequently asked questions
Is Atheme IRC Services or KiwiIRC better?
KiwiIRC is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Atheme IRC Services if its specific feature set fits your needs better.
Are Atheme IRC Services and KiwiIRC free and open-source?
Yes. Atheme IRC Services is licensed under ISC and KiwiIRC under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Atheme IRC Services and KiwiIRC with Docker?
Atheme IRC Services: check the project docs for container support. KiwiIRC: yes.
Which is lighter on resources, Atheme IRC Services or KiwiIRC?
Atheme IRC Services has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for KiwiIRC. Real-world usage depends on library size, user count, and enabled features.