Tools to integrate comments in your static site
- Disqus. Probably the most popular comment hosting service. It offers a basic ads-supported plan, but it comes with some privacy, security and performance problems.
- Facebook comments. Another established provider with similar privacy concerns as Disqus.
- Discourse. It's a whole discussion platform, mostly used to replace classic discussion boards. It can also be utilized to host comments, as used by the co-founder Jeff Atwood on their static blog.
- Cactus Comments. Federated comment system, based on the Matrix protocol.
- Cusdis. A new (as of April 2021) open-source project.
- Utterances. A lightweight comments widget built on GitHub issues. Actively maintained as of May 2021.
- Giscus. A comment system powered by GitHub discussions. Heavily inspired by Utterances and actively maintained.
- Caint. A free open-source comment service.
- Remark42. With 2.8k+ stars, it's a popular alternative that is actively maintained and extended.