What is the main difference between Grafana Loki and Logstash?

Grafana Loki and Logstash are both log management tools 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: Grafana Loki or Logstash?

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

Can I migrate from Grafana Loki to Logstash?

Migration between Grafana Loki and Logstash is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Grafana Loki vs Logstash

Learn how Grafana Loki and Logstash differ in their key features, development activity, technology stack and community adoption, so you can decide which of these log management tools is best for you.

Grafana Loki

Horizontally scalable, multi-tenant log aggregation system that stores and queries logs using label-based indexing instead of full-text indexing, keeping storage costs low.

Visit Grafana Loki Read more

28,892stars+147(+0.5%)

Last 30 days

Last commit
9 hours ago
Repository age
8 years
Version
v3.7.7
License
AGPL-3.0
Self-hosted
Yes
Repository
grafana/loki

Logstash

Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired destination.

Visit Logstash Read more

14,940stars+19(+0.1%)

Last 30 days

Last commit
9 hours ago
Repository age
16 years
Version
v9.5.4
Self-hosted
Yes
Repository
elastic/logstash

Detailed Comparison

Grafana Loki appears to have several advantages over Logstash, particularly in popularity, growth and licensing. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Grafana Loki wins

Community & Popularity

Grafana Loki leads in popularity with 28,892 stars vs 14,940 stars for Logstash. The 93% higher star count indicates stronger community adoption. In terms of developer contributions, Grafana Loki has 4,110 forks, indicating strong developer engagement.

Grafana Loki wins

Growth Momentum

Grafana Loki is growing faster, adding 147 stars in the last 30 days (+0.5%) against adding 19 stars for Logstash (+0.1%). Grafana Loki is both larger and pulling further ahead.

Comparable

Development Activity

Both projects show recent activity, with Grafana Loki last updated 9 hours ago and Logstash 9 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with CSS, Bash, Ruby. However, they differ in their additional technology choices: Grafana Loki uses JavaScript, SCSS, Golang while Logstash leverages Python, C, Java.

Logstash wins

Project Maturity

Logstash has been in development longer, starting 16 years ago, compared to Grafana Loki which began 8 years ago. This 7.5-year head start suggests Logstash may have more mature features and established processes.

Grafana Loki wins

Licensing

Grafana Loki is licensed under AGPL-3.0, while Logstash's license terms are not publicly specified.

Comparable

Use Cases & Features

Both tools serve similar use cases in Log Management. However, they also have distinct specializations: Logstash extends into ETL & Data Integration, Stream Processing.

Comparable