gh-ost and pt-online-schema-change (Percona Toolkit): documented facts side by side

Both tools document migration tests. 1 of 9 fields differ. The comparison lists facts from each tool's own pages and does not rate either tool.

verified 2026-10-21 · Catalogue maintained by the publisher (to be confirmed)

Field by field

Fieldgh-ostpt-online-schema-change (Percona Toolkit)Status
Licenceopen-sourceopen-sourcesame
Hostingself-hostedself-hostedsame
Test classes documentedMigration testsMigration testssame
Test languagesnot publishednot publishedsame
CI integrations named in docsnot publishednot publishedsame
Platformsdatadatasame
Published pricenot publishednot publishedsame
First releasenot publishednot publishedsame
Vendor or maintainerGitHubPercona LLCdiffers

gh-ost facts with sources · pt-online-schema-change (Percona Toolkit) facts with sources

Only on this page

Curated angle for this pair: database support.

The field with the largest difference is vendor or maintainer: gh-ost lists GitHub; pt-online-schema-change (Percona Toolkit) lists Percona LLC.

Questions

What is the difference between gh-ost and pt-online-schema-change (Percona Toolkit)?

The field with the largest difference is vendor or maintainer: gh-ost lists GitHub; pt-online-schema-change (Percona Toolkit) lists Percona LLC.

What is gh-ost, and what is pt-online-schema-change (Percona Toolkit)?

gh-ost: open-source, documents migration. pt-online-schema-change (Percona Toolkit): open-source, documents migration.

Which test classes do gh-ost and pt-online-schema-change (Percona Toolkit) each document?

gh-ost: migration tests. pt-online-schema-change (Percona Toolkit): migration tests.

Are gh-ost and pt-online-schema-change (Percona Toolkit) free?

gh-ost: open-source; price not published. pt-online-schema-change (Percona Toolkit): open-source; price not published.

Are gh-ost and pt-online-schema-change (Percona Toolkit) open source or commercial?

gh-ost: open-source. pt-online-schema-change (Percona Toolkit): open-source.

What are the key differences between gh-ost and pt-online-schema-change (Percona Toolkit) in hosting and CI integrations?

gh-ost: hosting self-hosted; CI integrations not published. pt-online-schema-change (Percona Toolkit): hosting self-hosted; CI integrations not published.