Anope vs irssi
A side-by-side comparison of two self-hosted chat & communication options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Anope | irssi |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 77 · Good | 69 · Good |
| Category | Chat & Communication | Chat & Communication |
| License | GPL-2.0 | GPL-2.0 |
| Language | C++ | C |
| Setup difficulty | Medium | Medium |
| Min. RAM | 64 MB | 32 MB |
| Deployment | bare-metal, source | bare-metal, binary, source |
| GitHub stars | ★ 365 | ★ 3,141 |
| First released | 2003 | 1999 |
| Replaces | Slack | Slack |
What are Anope and irssi?
Anope
Anope is a set of IRC services that provides NickServ, ChanServ, and related registration features for IRC networks. It works with most major IRCd implementations and supports SQL and LDAP backends.
- NickServ and ChanServ
- Works with many IRCds
- SQL and LDAP integration
- Web panel available
irssi
irssi is a terminal-based IRC client known for its stability, scripting support, and clean interface. It can be combined with screen or tmux to act as a long-running session.
- Terminal interface
- Perl scripting
- Themeable display
- Long-running stability
Anope vs irssi: key differences
Anope is written in C++, while irssi is built with C. Irssi is the lighter option, starting around 32 MB of RAM against 64 MB for Anope. Irssi is the more established project (first released 1999), while Anope arrived in 2003. Irssi has the considerably larger community, at 3,141 GitHub stars versus 365.
Why pick each one
Choose Anope if…
- Released under the GPL-2.0 license
- Written in C++
- Tiny footprint — runs in 64 MB RAM
Choose irssi if…
- Released under the GPL-2.0 license
- Active community (3.1k GitHub stars)
- Written in C
- Tiny footprint — runs in 32 MB RAM
Frequently asked questions
Is Anope or irssi better?
Neither is universally better. irssi has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Anope and irssi free and open-source?
Yes. Anope is licensed under GPL-2.0 and irssi under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Anope and irssi with Docker?
Anope: check the project docs for container support. irssi: check the project docs for container support.
Which is lighter on resources, Anope or irssi?
irssi has the smaller minimum footprint at 32 MB of RAM, compared to about 64 MB for Anope. Real-world usage depends on library size, user count, and enabled features.