CGParse.js is a lightweight JavaScript library for parsing biological sequence and feature files (GenBank, EMBL, FASTA, GFF3, BED, etc.). It converts these files into CGView-compatible JSON, making them ready for visualization with CGView.js.

Code and Documentation CGParse.js & CGView.js Tutorial

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The test pages lets you upload or choose example files, view intermediate JSON, final CGView JSON, and log output. For sequence files, a CGView.js map is generated and can be opened in Proksee.

Sequence File Test Page Feature File Test Page