Talks/events/meetups/conferences feedback.

Open Feedback is an opened SaaS platform for organisers and speakers to gather users feedback. It connects to one of 3 data source: OpenFeedback database, hoverboard-v2, or your own API, to retrieve all the sessions & speakers.

• Open Feedback @ GitHub.

Privacy-focused lightweight commenting engine.

Remark42 allows you to have a self-hosted, lightweight, and simple (yet functional) comment engine, which doesn't spy on users. It can be embedded into blogs, articles or any other place where readers add comments.

Remark42 @ GitHub.

Federated Web Comments

Cactus Comments is a federated comment system for the open web, based on the Matrix protocol.

Cactus Comments @ GitLab.

a commenting server similar to Disqus.

Isso – Ich schrei sonst – is a lightweight commenting server written in Python and JavaScript. It aims to be a drop-in replacement for Disqus.

Isso @ GitHub.

yet another commenting system. Heex was designed from the ground up to be easily installed and used to get your comment section seamlessly added to your app or website.

Heex @ GitHub.