# Upgrade & Migration
Since the first release of Crawlab, there were a number of major releases whose fundamental architectures are quite different. Therefore, if you would like to migrate to the latest version from old versions, you can refer to the migration guide below.
Crawlab v0.6 is a major release with enhanced stability, scalability and functionalities. If you would like to upgrade to this version, please refer to v0.6 Migration Guide.
Crawlab v0.5 is the first stable version. For details, please refer to v0.5 Documentation (opens new window) .
# Feature Comparisons
|Spider Code Editing||✅||✅|
|Data Storage Integration||✅||✅|
|Configurable Spiders||❌ (Temporary)||✅|