Extract text from Glulx game saves (GLKSAVE)
To convert GLKSAVE Saves to another format, you need Glulxe or other Game software.
To convert other file formats to the "Virtual Machine Save File" file type, you need software like Glulxe or a similar tool.
A .GLKSAVE file is a binary save state generated by interactive fiction interpreters running the Glulx virtual machine. It captures the exact progress, variable states, and memory footprint of a text adventure game at a specific moment. Emulators like Glulxe and the Zoom Game Save Package use the Glk API to handle input, output, and file operations, resulting in this highly specific save format.
The primary disadvantage of a .GLKSAVE file is its strict dependency on the original compiled game file, typically a ULX or GBLORB file. It is a closed, proprietary memory snapshot. You cannot open it in a text editor to read your game history, and it requires specialized software to execute. Furthermore, if you update the base game file to a newer version or patch, older .GLKSAVE files frequently break because the internal memory addresses no longer match. Users often look to convert these files to extract a readable transcript of their playthrough or to migrate the save to a more universal format.
Because it is a complex memory block rather than a standard media document, finding conversion targets is limited. Attempting to convert a .GLKSAVE to plain text TXT to recover play transcripts is a common goal, though interactive elements and game logic are permanently lost in the process. Standard online converters fail to process it because they lack the specific Glulx emulator context required to parse the byte code.
This file format is exceptionally difficult to open or convert because only the original interpreter paired with the exact game file can properly read or load the data. If our analysis detects embedded readable content, viewing or partial extraction may still be possible.
Convert.Guru analyzes your GLKSAVE file, detects the exact format, and lets you read the text inside.
Users also converted GLKDATA, FWL, SL2 and LEVEL9 files.
If you want to convert GLKSAVE file to EXE, ISO, BIN, CUE, PAK, WAD, PK3, PK4, BSP, MAP, SAV or DAT, you can use Glulxe or similar software from the "Interactive Fiction Game Save" category. In the File menu, look for Save As… or Export….
To convert MOD, BIN, CFG, SCX, DAT, MPQ, LOG, CUE, INI, EXE, SCM or ISO files to GLKSAVE, try Glulxe or another comparable tool in the "Interactive Fiction Game Save" category.
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 GLKSAVE converter.