OmniPITR

Solution for HOT replication/backup/restore.

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explain.depesz.com

Tool for helping understanding explain analyze outputs from PostgreSQL.

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Pg::SQL::Parser

Perl library/class for parsing SQL queries.

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Versioning

Set of functions to provide versioning of tables, functions or other objects in PostgreSQL database.

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Curo

Addon to psql to make administrator life easier by providing set of queries/tools to monitor and check database status.

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system_monitoring

Scheduler for commands with precision of up to 1 second (vs. 1 minute in standard cron). Used primarily to monitor and log state of server and PostgreSQL.

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