Redash's hosted service at app.redash.io shut down on November 30, 2021.
New teams must arrange their own hosting rather than signing up for the former managed Redash service.
Evidence source ↗
Redash
Redash is an open-source tool for querying data from multiple sources and building visualizations, dashboards, and alerts. Its hosted service ended in 2021; the available edition is self-hosted.
6 key claims verifiedOur editorial team checked this profile against vendor documentation, product documentation, pricing information. Supported by 6 documented sources.
Editorial overview
Aggregated Overview
Redash offers a broad data-source catalog, SQL querying, visualizations, dashboards, alerts, and an API. Its no-license-fee self-hosted model avoids subscription charges but requires teams to operate the service. G2's 44-review aggregate is positive, while its summary notes interface usability concerns.
This profile combines documented product information and independent evidence where available. It is not a hands-on test unless TechZella explicitly identifies one.
Overview
Redash is an open-source application for connecting data sources, running queries, and turning results into visualizations and dashboards. Its hosted service ended on November 30, 2021, so new users need to self-host the available open-source edition.
The project suits teams comfortable operating their own analytics software. Its documentation covers a broad set of database, warehouse, API, and operational data connectors, with dashboards and alerts for sharing query results.
Redash Decision Snapshot
A quick way to understand who this product may suit, where its limits matter, and which facts are most relevant before you compare alternatives.
Best suited to
Teams with SQL skills that want to query multiple databases and share internal dashboards while controlling their own hosting.
Look elsewhere if
Organizations seeking a currently vendor-hosted Redash service, turnkey support, or an embedded analytics product suited to untrusted users and modifiable dashboard parameters, and should evaluate alternatives such as Metabase or Apache Superset instead.
Platforms
AWS, Docker, Linux, Self-hosted, Web
TechZella assessment
7.8/10
Redash — What Sets It Apart?
These are the product-specific differences that may matter when deciding whether the software fits your workflow. They are based on documented evidence rather than a universal ranking.
- The documented connector list includes relational databases, cloud warehouses, operational data systems, and APIs, allowing teams to query varied sources from one interface.
- The project is available under the BSD-2-Clause license and can be deployed on infrastructure managed by the buyer.
- Queries, visualizations, dashboards, alerts, and API access combine SQL-focused analysis with sharing and automation workflows.
Redash Pros & Cons
Pros
- Free open-source edition with no Redash software subscription for self-hosting.
- Broad documented range of data-source connectors.
- Combines SQL querying, visualizations, dashboards, alerts, and API access.
- Dashboard links and embedding options support sharing query-based reporting.
Cons
- The hosted Redash service ended, leaving buyers to arrange and operate their own deployment.
- Self-hosting entails infrastructure and maintenance responsibilities.
- Alerts do not work for queries with parameters.
- Documentation warns that modifiable embedded parameters make Redash unsuitable for embedded analytics.
Redash Gotchas & Operational Limits
These are documented constraints or practical friction points that may matter before you adopt the product.
Alerts do not work for parameterized queries.
Teams relying on query parameters need a different alerting approach or separate non-parameterized scheduled queries.
Evidence source ↗Embedded dashboard parameters can be modified by users.
The documented behavior can make Redash unsuitable where embedded analytics must enforce strict parameter controls.
Evidence source ↗Redash Pricing & Plans
Open-source self-hosted
$0
Ongoing
Free open-source edition. Buyers provide hosting and operate the deployment. Redash's former hosted service is discontinued.
Check current pricing →Pricing may change. Verify current plans on the vendor's website.
Redash Competitors & Alternatives
Compare similar products directly, then see which alternatives may make more sense when your requirements differ.
At a glance
Open Source Software| Decision factor | Redash | Metabase | Apache Superset |
|---|---|---|---|
| Self-hosted open-source option | Redash's open-source edition is self-hosted and free of charge. | Metabase offers a free open-source edition and separate paid plans. Source ↗ | Apache Superset is an open-source data exploration and visualization platform. Source ↗ |
| Query workflow | Redash's documented workflow connects a data source, runs a query, then adds visualizations and dashboards. | Metabase supports SQL and a click-based question exploration workflow. Source ↗ | Superset provides SQL Lab alongside a no-code chart builder and dashboards. Source ↗ |
| Data-source breadth | Redash documents connectors across SQL databases, cloud warehouses, APIs, and other systems. | Metabase lists more than 20 supported data sources on its pricing page. Source ↗ | Not documented |
| Managed hosting | Redash's hosted service has ended; users must self-host the open-source edition. | Metabase offers cloud deployment in addition to self-hosting. Source ↗ | Not documented |
| Visualization and exploration | Redash supports visualizations, dashboard filters, and query-based analysis. | Not documented | Superset documents more than 40 built-in visualization types, virtual datasets, and cross-filters. Source ↗ |
| Data-source approach | Redash publishes a named connector list that includes SQL and non-SQL sources such as JSON APIs and Elasticsearch. | Not documented | Superset connects to SQL-speaking databases through compatible drivers and dialects. Source ↗ |
Only factors supported by the available research are shown. The comparison is descriptive, not a ranking.
Direct competitors
These products address broadly similar requirements. The descriptions focus on documented reasons a buyer might compare them with Redash.
Redash Features
Data access and querying
- Connect to documented SQL, NoSQL, cloud, and API data sources
- Write and save queries
- Use query parameters where supported
Visualization and sharing
- Create visualizations from query results
- Build dashboards from visualizations and text
- Share dashboards through links or embed views
Monitoring and integration
- Set threshold alerts on query results
- Use user-scoped or query-scoped API keys
- Refresh queries and dashboards through API endpoints
Demo & Screenshots
Redash Specifications
| License | BSD-2-Clause |
|---|---|
| Deployment | Self-hosted; Docker and Docker Compose installation documented for Linux |
| Supported environments | Linux; setup guidance references AWS and Google Cloud images |
| Data sources | Includes PostgreSQL, MySQL, BigQuery, Databricks, MongoDB, Salesforce, and JSON APIs |
| API | API keys and endpoints documented; user keys and query keys have different scopes |
| Hosted service status | Ended November 30, 2021 |
| Alert limitation | Alerts do not work for parameterized queries |
Deployment & System Footprint
Verified installation, hosting, administration, or environment details that can affect implementation.
| Installation or hosting | The current open-source edition is self-hosted. The official setup repository describes Docker and Docker Compose on a Linux server and references AWS and Google Cloud images. Source ↗ |
|---|---|
| Scale considerations | For larger deployments, the setup guidance recommends separating the database and likely Redis, using at least two Redash servers for redundancy, and adjusting worker counts. Source ↗ |
Migration & Lock-In
Documented portability, standards, export, or switching considerations. No switching-cost score is shown unless the evidence supports one.
Hosted-service migration
Redash documented a migration tool for moving hosted queries, dashboards, and alerts to an open-source deployment. The hosted service ended in 2021, and the documented migration deadline has passed.
Evidence source ↗Our evidence-based assessment
TechZella Score
A proprietary editorial score based on product capabilities, usability, value, performance, support and user sentiment evidence.
7.8/10Moderate confidence
Redash offers a broad data-source catalog, SQL querying, visualizations, dashboards, alerts, and an API. Its no-license-fee self-hosted model avoids subscription charges but requires teams to operate the service. G2's 44-review aggregate is positive, while its summary notes interface usability concerns.
Methodology v1.0. The assessment weighs feature coverage (25%), ease of use (15%), value for money (20%), performance (15%), support (10%) and user sentiment (15%), using researched product evidence and verified review evidence where available. It is a TechZella editorial assessment, not a direct user-review average.
Editorial transparency
Our Review Methodology
Key claims are linked to the sources used to verify them. This evidence record is separate from third-party user ratings.
TechZella evaluates software using documented product capabilities, pricing information, usability and value considerations, independent user evidence where available, and competitive context. The assessment is an editorial review, not a hands-on test unless one is explicitly identified. Our editorial assessment is based on 6 documented sources.
What TechZella adds
- The documented connector list includes relational databases, cloud warehouses, operational data systems, and APIs, allowing teams to query varied sources from one interface.
- The project is available under the BSD-2-Clause license and can be deployed on infrastructure managed by the buyer.
- Queries, visualizations, dashboards, alerts, and API access combine SQL-focused analysis with sharing and automation workflows.
Important limitations
- The hosted Redash service ended on November 30, 2021; new users cannot sign up for that service.
- Self-hosting requires the buyer to provision and maintain infrastructure. The project setup guidance recommends separating services and adding Redash servers for larger deployments.
- The documentation says alerts do not work for queries with parameters.
- Redash's dashboard-embedding guidance warns that users can modify embedded dashboard parameters and says this makes it unsuitable for embedded analytics.
Evidence-backed claimsThe hosted Redash service ended on November 30, 2021. Redash is available as open-source software under the BSD-2-Clause license. Redash supports numerous data sources, including Databricks, BigQuery, PostgreSQL, MySQL, MongoDB, Salesforce, and JSON APIs. The Redash API supports user API keys and query API keys. Redash's official setup guide describes Docker-based installation on Linux and scaling considerations. G2 displayed Redash at 4.3 out of 5 from 44 reviews.
Redash's end-of-life page states that the hosted service shut down on that date and that new sign-ups were not allowed.
View source ↗Verified 2026-11-06The official GitHub repository identifies the project's license as BSD-2-Clause.
View source ↗Verified 2026-11-06The official supported-data-sources page lists these integrations and distinguishes hosted from self-hosted availability.
View source ↗Verified 2026-11-06Official API documentation describes user keys with the owner's permissions and query keys scoped to a query and its results.
View source ↗Verified 2026-11-06The setup repository documents Docker and Docker Compose deployment and recommends additional infrastructure for larger deployments.
View source ↗Verified 2026-11-06The public G2 listing showed the aggregate rating, review count, and a summary mentioning praise for data-source connections and dashboards alongside interface usability concerns.
View source ↗Verified 2026-11-06Redash FAQs
Answers begin with the clearest available response, followed by the context that helps you act on it.
Is Redash still available?
Yes. The open-source edition remains available for self-hosting. The hosted service ended on November 30, 2021. Source: https://redash.io/help/faq/eol/
Is Redash free?
Yes. Redash says users can host the open-source version free of charge. Hosting and operating that deployment remain the buyer's responsibility. Source: https://redash.io/help/faq/eol/
Does Redash have a free trial?
Yes. The former hosted service is shut down, and the open-source edition is offered for self-hosting rather than as a trial subscription. Source: https://redash.io/help/faq/eol/
Can Redash connect to Databricks, BigQuery, or PostgreSQL?
Yes. The supported data-source list includes Databricks, Google BigQuery, and PostgreSQL for self-hosted Redash. Source: https://redash.io/help/data-sources/querying/supported-data-sources/
Does Redash provide an API?
Yes. Its API supports user keys and query keys; the documentation describes query keys as limited to the related query and results. Source: https://redash.io/help/user-guide/integrations-and-api/api/
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