IDX0 Converter

Extract text from RuneScape cache index files (IDX0)


Drop or upload your .IDX0 file
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How to extract text from your IDX0 file

  1. Click the "Select File" button above, and choose your IDX0 file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert IDX0 to another file type

To convert IDX0 index files to another format, you need RuneScape Client or other Game software.

Convert a file to IDX0

To convert other file formats to the "Cache Index File" file type, you need software like RuneScape Client or a similar tool.


About IDX0 files

A .idx0 file is a cache index file utilized by the RuneScape MMORPG client. It acts as a directory map, telling the game engine where specific 3D models, audio tracks, and textures are stored within the main DAT cache files. These files are managed exclusively by the RuneScape Client created by Jagex. Users often encounter these files when trying to datamine game assets or clear disk space. The major disadvantage of the .idx0 format is its highly proprietary and closed nature. It contains no actual media, just hexadecimal pointers to the real data. Standard file converters fail completely because they expect standard media headers, not an internal game map. You cannot directly convert an .idx0 file to a JPG or MP3. Instead, you need specialized cache unpacking tools to extract the linked data. This file format is exceptionally difficult to open or convert because it lacks standard file signatures and relies entirely on the RuneScape engine for context. Often only the original software can properly read or export the data. If our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.

Convert.Guru analyzes your IDX0 file, detects the exact format, and lets you read the text inside.


FAQ

If you want to convert IDX0 file to EXE, ISO, BIN, CUE, PAK, WAD, PK3, PK4, BSP, MAP, SAV or DAT, you can use RuneScape Client or similar software from the "Game Asset Cache Indexing" 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 IDX0, try RuneScape Client or another comparable tool in the "Game Asset Cache Indexing" category.



The IDX0 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 IDX0 converter.