ARPAY - Buy gift cards at ar-pay.com, which allow you to access your favorite internet services: online games, e-wallets and console games, online shopping cards and many more!

Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.

G2A - Enjoy the vast offer of Steam, Origin, Uplay, Battle.net, GOG, PSN and XBOX CD-Keys at the most attractive prices on the market. Don’t overpay – buy cheap on G2A.COM!

Liquibase - Database schema change management and release automation solution.

Kinguin - Marketplace to buy/sell game keys for a myriad of platforms including: Battle.

Flyway - Flyway is a database migration tool.