The grades of seven software stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

This week, Envivio, Inc. (ENVI) is making solid headway. The company’s rating improves to an A (“strong buy”) from last week’s B (“buy”) rating. Envivio provides software-based IP video processing and distribution solutions to mobile and broadband service providers, cable multiple system operators, and direct broadcast satellite service providers and content providers. In Portfolio Grader’s specific subcategories of Earnings Momentum, Earnings Revisions and Sales Growth, ENVI also gets A’s. For more information, get Portfolio Grader’s complete analysis of ENVI stock.

Monotype Imaging Holdings (TYPE) ups its rating to a B (“buy”) this week after earning a C (“hold”) in the week before. Monotype Imaging Holdings is a global provider of text imaging solutions for printing digital text. For more information, get Portfolio Grader’s complete analysis of TYPE stock.

This is a strong week for Giant Interactive Group, Inc. Sponsored ADR (GA). The company’s rating climbs to A from the previous week’s B. Giant Interactive Group develops and operates online games in the People’s Republic of China. For more information, get Portfolio Grader’s complete analysis of GA stock.

Ebix, Inc. (EBIX) improves from a B to an A rating this week. Ebix provides a series of application software products for the insurance industry, including carrier systems and agency systems. For more information, get Portfolio Grader’s complete analysis of EBIX stock.

This week, Descartes Systems Group Inc. (DSGX) pushes up from a C to a B rating. Descartes Systems is a global provider of federated network and global logistics technology solutions that help its customers make and receive shipments and manage related resources. Shares of the stock have been changing hands at an unusually rapid pace, twice the rate of the week prior. For more information, get Portfolio Grader’s complete analysis of DSGX stock.

This week, Progress Software Corporation’s (PRGS) ratings are up from a C last week to a B. Progress Software develops, markets, and distributes application development, deployment, and integration software to business, industry, and government worldwide. For more information, get Portfolio Grader’s complete analysis of PRGS stock.

The rating of Aware, Inc. (AWRE) moves up this week, rising from a C to a B. Aware supplies various products for the biometrics and digital subscriber line (DSL) service assurance industries primarily in the United States and Germany. For more information, get Portfolio Grader’s complete analysis of AWRE stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.