Blazer

Summary

Blazer is ranked #61 of 92 in business intelligence tools on Everything Xiaomi. It runs on Self-hosted, Web.

Compared on business intelligence tools

Deployment

self-hostedgithub.com

Facts

Purpose

Blazer lets teams explore data with SQL, create charts and dashboards, and share them with their team.github.com · 5 Oct 2026

Installation

Blazer is installed as a Ruby gem in a Rails application and mounted as a dashboard route.github.com · 5 Oct 2026

Charts

Blazer automatically generates charts from SQL result columns, including line, column, scatter, and pie charts.github.com · 5 Oct 2026

Dashboards

Dashboards combine multiple queries and display each query as a chart or table.github.com · 5 Oct 2026

Checks and alerts

Checks can identify bad data and send email notifications when a check starts failing or passes again.github.com · 5 Oct 2026

Data sources

Blazer supports multiple data sources, including PostgreSQL, MySQL, Amazon Redshift, BigQuery, Snowflake, and SQL Server.github.com · 5 Oct 2026

Security

The documentation recommends protecting the dashboard with authentication and using read-only database users.github.com · 5 Oct 2026

Query auditing

Blazer tracks all queries.github.com · 5 Oct 2026

Notable limits

Cohort analysis requires PostgreSQL or MySQL 8, and CSV uploads require PostgreSQL.github.com · 5 Oct 2026

Integrations

Blazer can send check notifications to Slack through an incoming webhook.github.com · 5 Oct 2026

Hosting

Blazer is available as a Docker image and can be installed in a Rails application.github.com · 5 Oct 2026

Intended users

Blazer is presented for teams that want to explore data with SQL and share charts and dashboards.github.com · 5 Oct 2026

Where it ranks on Everything Xiaomi

• Best Business Intelligence Tools in 2026#61 of 92

Sources

• github.com/ankane/blazer· checked 5 Oct 2026