FASTA File — Open & Convert .fasta Online
What Is a .fasta File?
FASTA (.fasta) is a scientific file format. FASTA biological sequence format Created by William Pearson, this format is essential for researchers and academics.
How to Open .fasta Files
Upload your .fasta file to OpenAnyFile and instantly analyze and visualize it in your browser. No software installation required. Works on Windows, macOS, Linux, iPhone, and Android.
Everything About FASTA Files
Popular FASTA Conversions
Frequently Asked Questions
What is a .fasta file?
A .fasta file is a scientific format called FASTA. FASTA biological sequence format
How do I open a .fasta file without installing software?
Upload your .fasta file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .fasta files?
.fasta files are typically created by William Pearson.
Can I convert .fasta to another format?
Yes. OpenAnyFile converts .fasta to TXT, CSV.
Is it safe to open .fasta files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .fasta on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.