What is the main difference between OpenReplay and PostHog?

OpenReplay and PostHog are both product analytics 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: OpenReplay or PostHog?

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

Can I migrate from OpenReplay to PostHog?

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

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OpenReplay vs PostHog

Learn how OpenReplay and PostHog differ in their key features, development activity, technology stack and community adoption, so you can decide which of these product analytics is best for you.

OpenReplay

Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.

Visit OpenReplay Read more

12,527stars+274(+2.2%)

Last 30 days

Last commit
10 hours ago
Repository age
5 years
Version
v1.27.0
License
AGPL-3.0
Self-hosted
Yes
Repository
openreplay/openreplay

PostHog

All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

Visit PostHog Read more

37,777stars+656(+1.8%)

Last 30 days

Last commit
6 hours ago
Repository age
7 years
Version
v0.60.292
License
MIT
Self-hosted
Yes
Repository
posthog/posthog

Detailed Comparison

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

PostHog wins

Community & Popularity

PostHog significantly outpaces OpenReplay in community adoption with 37,777 stars compared to 12,527 stars on GitHub. This 3.0x difference suggests PostHog has a much larger and more active community. In terms of developer contributions, PostHog has 3,206 forks, indicating strong developer engagement.

OpenReplay wins

Growth Momentum

OpenReplay is growing faster, adding 274 stars in the last 30 days (+2.2%) against adding 656 stars for PostHog (+1.8%). OpenReplay is the smaller project of the two, so it is closing the gap rather than extending a lead.

Comparable

Development Activity

Both projects show recent activity, with OpenReplay last updated 10 hours ago and PostHog 6 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript, JSX, Python, Golang, C, Objective-C. However, they differ in their additional technology choices: OpenReplay uses Swift, Ruby, Kotlin, MATLAB while PostHog leverages SCSS, Rust, C++.

PostHog wins

Project Maturity

PostHog has been in development longer, starting 7 years ago, compared to OpenReplay which began 5 years ago. This 1.3-year head start suggests PostHog may have more mature features and established processes.

PostHog wins

Licensing

PostHog uses the MIT license, which is more permissive than OpenReplay's AGPL-3.0 license, potentially offering greater flexibility for commercial use and integration.

Comparable

Use Cases & Features

Both tools serve similar use cases in Product Analytics. However, they also have distinct specializations: OpenReplay also focuses on Performance Monitoring (APM).

Comparable