The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.

• Réseau et sécurité‏‎ (12 members)
• Réseau local‏‎ (13 members)
• SUSE‏‎ (5 members)
• Script PHP‏‎ (7 members)
• Se connecter à Internet‏‎ (9 members)
• Serveur de nom‏‎ (3 members)
• Services Web‏‎ (9 members)
• Services de messagerie‏‎ (9 members)
• Slackware‏‎ (9 members)
• Source Mage‏‎ (1 member)
• Stockage‏‎ (4 members)
• SuSE‏‎ (0 members)
• Sécurité‏‎ (30 members)
• Tests‏‎ (3 members)
• Trucs‏‎ (13 members)
• Trucs Administration‏‎ (1 member)
• Trucs Administration systeme‏‎ (53 members)
• Trucs Administration système‏‎ (0 members)
• Trucs Android‏‎ (5 members)
• Trucs Au secours‏‎ (19 members)
• Trucs Documentation‏‎ (9 members)
• Trucs Développement‏‎ (6 members)
• Trucs Installation‏‎ (31 members)
• Trucs Internet‏‎ (3 members)
• Trucs Logiciels‏‎ (27 members)
• Trucs Matériel‏‎ (51 members)
• Trucs N900‏‎ (3 members)
• Trucs Noyau‏‎ (12 members)
• Trucs Noyau 2.4‏‎ (2 members)
• Trucs Obsolete‏‎ (2 members)
• Trucs Raspberry Pi‏‎ (3 members)
• Trucs Réseau‏‎ (42 members)
• Trucs Sauvegarde‏‎ (14 members)
• Trucs Shell‏‎ (39 members)
• Trucs Sécurité‏‎ (8 members)
• Trucs X Window‏‎ (42 members)
• Trucs bureautique‏‎ (9 members)
• Trucs courrier‏‎ (8 members)
• Trucs documentation‏‎ (0 members)
• Trucs jeux‏‎ (6 members)
• Trucs modems‏‎ (17 members)
• Trucs multimedia‏‎ (23 members)
• Trucs son‏‎ (11 members)
• Trucs transfert de fichiers‏‎ (6 members)
• Trucs video‏‎ (10 members)
• Trucs web‏‎ (17 members)
• Trucs wifi‏‎ (8 members)
• Ubuntu‏‎ (31 members)
• Utile‏‎ (2 members)
• Wiki Léa‏‎ (25 members)