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Learn and practice writing Chinese characters.
Partition your hard drive safely and without data loss.
Compare two similar pictures and find out the differences.
Create, edit, organize, share, sign, and protect PDF documents.
Create installation packages easily.
Turn any computer into a realistic basketball scoreboard at very low cost.
Create, convert, edit, and share PDF files.
Power up your project management.
Develop automation software without programming skills.
Construct data-focused client apps, n-tier apps, and rich Web applications.