Click the "Select File" button above, and choose your BS2 file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert BS2 to another file type
To convert your BS2 file to another format, you need BASIC Stamp Editor or other Developer software.
Convert a file to BS2
To convert other file formats to the "Embedded Systems Logic" file type, you need software like BASIC Stamp Editor or a similar tool.
About BS2 files
BS2 files are plain text source code scripts written in the PBASIC language, specifically designed for the Parallax BASIC Stamp 2 microcontroller module. These files contain the instructions that control the inputs, outputs, and logic of the microcontroller, commonly used in educational robotics and legacy embedded systems projects.
While the underlying data is human-readable text, the .bs2 extension associates the file strictly with the Windows-only BASIC Stamp Editor. This creates friction for users on macOS or Linux, or those who simply want to review old code without installing discontinued or legacy development environments. Furthermore, because PBASIC is a proprietary variant of BASIC, opening these files in standard IDEs like VS Code often results in a lack of syntax highlighting unless specific extensions are configured.
To overcome these accessibility hurdles, the most practical solution is converting .bs2 files to generic text formats. For quick reviewing or editing in any environment, convert to TXT. If you are documenting a legacy project for archival purposes, converting to PDF ensures the code structure remains visible without risk of accidental modification. For developers looking to migrate logic to modern platforms like Arduino, converting the file to TXT or C is the first step in manually porting the syntax.
Convert.Guru analyzes your BS2 file, detects the exact format, and lets you read the text inside.
If you want to convert BS2 file to JS, TS, PY, JAVA, CPP, C, CS, PHP, RB, GO, RS or SWIFT, you can use BASIC Stamp Editor or similar software from the "Microcontroller Source Code" category. In the File menu, look for Save As… or Export….
To convert SH, PY, KT, PS1, SWIFT, LUA, PL, JAVA, SCALA, JS, VBS or TS files to BS2, try BASIC Stamp Editor or another comparable tool in the "Microcontroller Source Code" category.
The BS2 Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our BS2 converter.