can you help me find any good ones in free online formus?

Sure! Here are some popular free online forums that you might find interesting, depending on your interests:

**Reddit**: A diverse platform with subreddits for almost every topic imaginable, from technology to health to hobbies. You can find both niche communities and larger discussions.

**Quora**: A question-and-answer platform where users can ask questions and get answers from other users. It covers a wide range of topics.

**Stack Exchange**: A network of question-and-answer communities on topics ranging from programming (Stack Overflow) to cooking (Seasoned Advice) and more.

**Discord**: While primarily a communication platform, many servers are dedicated to specific interests, games, or communities. You can join for discussions, voice chats, and more.

**The Student Room**: A forum for students in the UK that covers topics about university life, study tips, and other student-related discussions.

**HealthUnlocked**: A health-focused social network where people can connect around specific conditions and health topics.

**Mumsnet**: A parenting forum that provides space for discussions about parenting, relationships, and more.

**Warrior Forum**: A community for internet marketers to discuss topics related to online business, SEO, and digital marketing.

**Gaming forums**: Sites like NeoGAF or ResetEra are great for video game discussions.

**Creative COW**: A community focused on media professionals, including filmmakers, videographers, and editors.

**Blogger or WordPress Communities**: Many bloggers and content creators have forums for sharing tips, discussions, and collaborations.

Make sure to review the rules and guidelines of each forum before participating, and enjoy exploring! If you're looking for something more specific, let me know!