Power BI Alternative Front End for Visualisations / Dashboards? (web native)

Try : open source free BI Helical Insight. Entire product is completely free with native AI support and other enterprise features.

• Entire product can be installed on your own servers. docker based deployment method
• Entire product is self service drag drop based
• Drag drop based charts and dashboards creation with drill down, drill throug, exporting, filtering and a lot of other visualizations options. More than 45+ visualization options with options of integrating external also
• There is support of embedding. There is a sessionless method of embedding which relies on JS calls. There is also support of various kind of SSO options like JWT, oAuth, okta, custom token etc.
• Both at individual charts as well as dashboards level, there are options to add HTML, CSS, Javascript, liquid template language etc.
• Entire application is built on bootstrap, supports HTML5 charts
• There is another module in it called "canned reporting" which can allow to create pixel perfect paginated canned reports also.
• With version 7.0 there is also introduction of AI module allowing conversational chat based data analysis as well. You can bring your own LLM. Audit module is also there allowing to track, monitor, control tokens usage according to various parameters.