What is the main difference between Apache IoTDB and TDengine?

Apache IoTDB and TDengine are both time series databases but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Apache IoTDB or TDengine?

The choice between Apache IoTDB and TDengine depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Apache IoTDB to TDengine?

Migration between Apache IoTDB and TDengine is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Apache IoTDB vs TDengine

Learn how Apache IoTDB and TDengine differ in their key features, development activity, technology stack and community adoption, so you can decide which of these time series databases is best for you.

Apache IoTDB

Apache IoTDB manages industrial IoT time-series data with high-throughput read/write, edge-cloud sync, ultra-high compression, and integrations with Hadoop, Spark, Flink, and Grafana.

Visit Apache IoTDB Read more

6,435stars+15(+0.2%)

Last 30 days

Last commit
23 hours ago
Repository age
8 years
Version
v2.0.11
License
Apache-2.0
Self-hosted
Yes
Repository
apache/iotdb

TDengine

High-performance time-series database with industrial data management, built-in stream analytics, and AI-driven anomaly detection for operational environments.

Visit TDengine Read more

25,194stars+31(+0.1%)

Last 30 days

Last commit
14 hours ago
Repository age
7 years
Version
3.4.3.9
License
AGPL-3.0
Repository
taosdata/tdengine

Detailed Comparison

Both Apache IoTDB and TDengine have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

TDengine wins

Community & Popularity

TDengine significantly outpaces Apache IoTDB in community adoption with 25,194 stars compared to 6,435 stars on GitHub. This 3.9x difference suggests TDengine has a much larger and more active community. In terms of developer contributions, TDengine has 5,012 forks, indicating strong developer engagement.

Comparable

Growth Momentum

Apache IoTDB and TDengine are moving at much the same rate, adding 15 stars and adding 31 stars respectively over the last 30 days (+0.2% vs +0.1%). Neither is pulling away from the other on momentum alone.

Comparable

Development Activity

Both projects show recent activity, with Apache IoTDB last updated 23 hours ago and TDengine 14 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with Bash, Python, C, Objective-C, Java, C++, C#. However, they differ in their additional technology choices: TDengine leverages JavaScript, CSS, Golang, Rust, PHP, MATLAB, Lua, R, Ada.

Comparable

Project Maturity

Both projects started around the same time, with Apache IoTDB beginning 8 years ago and TDengine 7 years ago.

Comparable

Licensing

The projects use different licenses: Apache IoTDB is licensed under Apache-2.0 while TDengine uses AGPL-3.0. Consider the licensing requirements when choosing for your project.

Comparable

Use Cases & Features

Both tools serve similar use cases in Time Series Databases.

Apache IoTDB wins

Hosting & Deployment

Apache IoTDB provides self-hosting options for complete data control and customization, while TDengine may be primarily cloud-based or require different deployment approaches.

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