Bibliography Converter: convert between BibTeX, RIS, and CSL-JSON instantly

Paste your reference data, choose your output format, and convert. The tool handles single references or entire bibliographies, keeps the data in your browser, and never uploads your work. No account, no limits, no data leaves your device.

Input data BibTeX
0 characters
Paste BibTeX entries. The tool parses standard @article, @book, and other entry types.
Ready. Paste data, choose output, and press Convert.
Output format
The conversion engine handles all standard mappings between these formats.
Private by design. Your data is processed only in this browser. The tool fetches a static conversion file, but it never sends your reference text anywhere.

How to use the Bibliography Converter

  1. 1
    Select your input format Choose BibTeX, RIS, or CSL-JSON from the input format selector at the top.
  2. 2
    Paste your bibliography data Paste your reference data into the input box. You can load an example to see the expected structure.
  3. 3
    Choose your output format Select the format you want to convert to: BibTeX, RIS, or CSL-JSON.
  4. 4
    Convert and copy Press Convert. The tool processes the data locally and displays the result. Copy the output or download it as a .txt file.

Special features

Three major formats Convert between BibTeX, RIS, and CSL-JSON. All standard reference fields are mapped correctly.
Accurate conversion engine Uses a dedicated parsing engine for each format. BibTeX entry types, RIS tags, and CSL-JSON fields are handled natively.
Batch processing Convert a single reference or an entire bibliography. The input limit is 5 million characters.
Copy and download Copy individual blocks or the entire output. Download the converted bibliography as a .txt file for easy import.
100% private No upload, no account, no analytics, no cookies, no localStorage. Your data stays in the browser from start to finish.
Safe rendering All output is treated as plain text and rendered safely. No raw HTML is injected into the page.

Frequently asked questions

Is this bibliography converter free?

Yes. The BlowFix Bibliography Converter is completely free, with no account, no signup, and no usage limit.

Which formats are supported?

The tool supports BibTeX, RIS, and CSL-JSON as both input and output formats.

Is my data safe?

Yes. Your data is processed entirely in your browser. It is never uploaded, stored, or sent anywhere. The tool does not use cookies, analytics, or localStorage.

Can I convert multiple references at once?

Yes. The input accepts a single reference or an entire bibliography. The conversion engine handles batches up to 5 million characters.

Does the converter work offline?

After the page and the conversion engine have loaded once, all conversions run locally. The first load requires a connection to download the static engine file.