Libera.Chat

#4251

#oda

3

(Un)official channel for Oda/Mathem

#4252

#oddmuse

6

Oddmuse is a wiki server written in Perl. No public logs. For more information: https://oddmuse.org/

#4253

#oddprotocol

9

#4254

#odin

4

#4255

#odin-lang

4

Unofficial channel for the Odin programming language (https://odin-lang.org), young attempt to create a community on Libera. For more official (and as of now better) ways to reach the Odin community see https://odin-lang.org/community/ (sadly Discord seems most active for now)

#4256

#odoo

5

#4257

#odroid

36

www.hardkernel.com (Korea/WorldWide) | Forums: http://forum.odroid.com | Wiki: https://wiki.odroid.com/

#4258

#oe

92

New home irc.libera.chat ! | OpenEmbedded Developer Lounge | Web: http://openembedded.org | Repositories: http://git.openembedded.org/ | Primary Repo Mirrors: https://github.com/openembedded | This is not a distro or machine support channel

#4259

##oe-board

4

#4260

#oe-layerindex

7

#4261

#oe-tsc

10

#4262

#offbeat

6

Offbeat Computation Club! | Meeting link: https://offbeat.cc/meet/ | Info: https://offbeat.cc/cses/ | Problems: https://git.io/csesps | Book: https://cses.fi/book/book.pdf | Twitter: https://twitter.com/offbeatcc | You are welcome to share links to your solutions. | No politics!

#4263

#offdem

6

CFP is open! https://oxygen.offdem.net/pub/call-for-presence

#4264

##officeofthemayor

7

Welcome to ##OfficeOfTheMayor ++LGBTQ Friendly - Be Excellent to Everyone - Invite your Friends

#4265

#offsec

23

The Offensive Security company has moved to other mediums. This is now an interest group. Hang around :)

#4266

#offtopia-tokipona

6

#4267

##off-topic

4

#4268

#-offtopic

19

#4269

#offtopic

8

#4270

#offtopic-offtopic

5

You just go ahead and talk.

#4271

#ofono

5

#4272

#oggcamp

11

OggCamp 26 - Manchester, UK - 25-26 April 2026 - https://oggcamp.org

#4273

#oggcastplanet

18

if the real oggcastplanet admins come over let me know so i can hand this over.

#4274

#ogre3d

3

#4275

#ohe

8

#4276

##ohio

8

Ohio social channel | All Things Ohio | News Feed Channel: ##ohio-news | Cleveland, Columbus, Cincinnati and: Akron, Alliance, Ashland, Athens, Canton, Chillicothe, Cuyahoga Falls, Dayton, Delaware, Dublin, Euclid, Findlay, Hamilton, Kent, Lorain, Mansfield, Parma, Toledo, Warren, Youngstown, Zanesville

#4277

##ohio-news

4

News for Ohio | Main discussion channel: ##ohio | Areas included: Cleveland, Columbus, Cincinnati and: Akron, Alliance, Ashland, Canton, Chillicothe, Cuyahoga Falls, Dayton, Delaware, Euclid, Findlay, Hamilton, Kent, Lorain, Mansfield, Parma, Toledo, Warren, Youngstown, Zanesville

#4278

#oidentd

16

Flexible, RFC 1413 compliant Ident daemon with NAT support | https://oidentd.janikrabe.com | Current version: 3.1.0 (2023-03-11)

#4279

#oi-dev

26

OpenIndiana developers discussion | Mailing list: https://openindiana.org/mailman/listinfo/oi-dev | Logs: https://log.omnios.org/oi-dev | Introduction to OI userland development: https://docs.openindiana.org/dev/userland

#4280

#okchat

4

http://tinyurl.com/okchathangout12 & http://tinyurl.com/okchathangout14 || Discord: https://discord.gg/jcJCN4J

#4281

#okdrink

6

The new home of old friends

#4282

#okular

70

Live long and prosper to Okular || www.okular.org || https://mail.kde.org/mailman/listinfo/okular-devel || http://forum.kde.org/viewforum.php?f=251 || http://community.kde.org/Projects/Okular

#4283

#olimex

38

https://olimex.com <> https://github.com/OLIMEX <> https://olimex.wordpress.com

#4284

#ollama

12

#4285

##olympics

26

https://www.olympics.com/en/milano-cortina-2026/schedule/overview | February 4-22

#4286

#omf

5

Welcome to the OMF2097 Channel | http://omf.justinoakley.com | http://www.openomf.org | http://www.omf2097.com/wiki | OMFBG source: http://omf.justinoakley.com/viewtopic.php?p=318604#318604 | Channel mostly moved to Discord: https://discord.gg/7CPPzab

#4287

#omni4leo

6

| OmniRom development chan for Sony z2,z3,z3c shinano devices | RoverBot is your OP, Derfy is your master and Diewi is the Boss. | This chan is logged on matrix (#freenode_#omni4leo:matrix.org)

#4288

#omniarchive

4

Omniarchive: we archive Minecraft (semi-official channel) | Website: https://omniarchive.uk/

#4289

#omnios

73

OmniOS - a community-driven and developed distribution of illumos :: https://omnios.org/ | Repo: https://github.com/omniosorg | Logs: https://log.omnios.org/

#4290

##ontario

4

#4291

##oodnet

3

[oods.net] gamedev programming tech homebrew

#4292

##ootc.gen

3

Toot that bugle!

#4293

#openafs

16

workshop.openafs.org . Support channel for OpenAFS. Please be patient. www.openafs.org

#4294

##openai

39

Unofficial OpenAI, GPT/ChatGPT and related topics discussion channel | Blog: https://openai.com/blog/

#4295

#openal

17

Welcome to the Open Audio Library [OpenAL] IRC Channel | Current: OpenAL Soft (1.25.1) | Main site: http://openal.org/ | OpenAL Soft: https://openal-soft.org/

#4296

#openapi

6

Welcome to the OpenAPI Initiative! The latest OpenAPI specification is 3.1.0. Find out more at https://www.openapis.org/.

#4297

#openbao

4

Inofficial OpenBao Channel | https://openbao.org/

#4298

#openbar

3

#4299

#openbeelab

3

#4300

#openbmc

8