chore: auto-update platform data (2026-04-06)

Reference BIOS Preservation Tool by monster-penguin in README,
wiki, and site nav.

.github/workflows/build.yml

@@ -58,16 +58,32 @@ jobs:
         run: |
           mkdir -p .cache/large
           gh release download large-files -D .cache/large/ 2>/dev/null || true
-          for f in .cache/large/*; do
+          python3 -c "
-            [ -f "$f" ] || continue
+          import hashlib, json, os, shutil
-            name=$(basename "$f")
+          db = json.load(open('database.json'))
-            target=$(grep "$name" .gitignore | head -1)
+          with open('.gitignore') as f:
-            if [ -n "$target" ] && [ ! -f "$target" ]; then
+              ignored = {l.strip() for l in f if l.strip().startswith('bios/')}
-              mkdir -p "$(dirname "$target")"
+          cache = '.cache/large'
-              cp "$f" "$target"
+          if not os.path.isdir(cache):
-              echo "Restored: $target"
+              exit(0)
-            fi
+          idx = {}
-          done
+          for fn in os.listdir(cache):
+              fp = os.path.join(cache, fn)
+              if os.path.isfile(fp):
+                  h = hashlib.sha1(open(fp, 'rb').read()).hexdigest()
+                  idx[h] = fp
+          restored = 0
+          for sha1, entry in db['files'].items():
+              path = entry['path']
+              if path in ignored and not os.path.exists(path):
+                  src = idx.get(sha1)
+                  if src:
+                      os.makedirs(os.path.dirname(path), exist_ok=True)
+                      shutil.copy2(src, path)
+                      print(f'Restored: {path}')
+                      restored += 1
+          print(f'Total: {restored} files restored')
+          "
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 

.github/workflows/deploy-site.yml

@@ -36,6 +36,43 @@ jobs:
 
       - run: pip install pyyaml mkdocs-material pymdown-extensions
 
+      - name: Restore large files from release
+        run: |
+          mkdir -p .cache/large
+          gh release download large-files -D .cache/large/ 2>/dev/null || true
+          python3 -c "
+          import hashlib, json, os, shutil
+          db = json.load(open('database.json'))
+          with open('.gitignore') as f:
+              ignored = {l.strip() for l in f if l.strip().startswith('bios/')}
+          cache = '.cache/large'
+          if not os.path.isdir(cache):
+              exit(0)
+          idx = {}
+          for fn in os.listdir(cache):
+              fp = os.path.join(cache, fn)
+              if os.path.isfile(fp):
+                  h = hashlib.sha1(open(fp, 'rb').read()).hexdigest()
+                  idx[h] = fp
+          restored = 0
+          for sha1, entry in db['files'].items():
+              path = entry['path']
+              if path in ignored and not os.path.exists(path):
+                  src = idx.get(sha1)
+                  if src:
+                      os.makedirs(os.path.dirname(path), exist_ok=True)
+                      shutil.copy2(src, path)
+                      print(f'Restored: {path}')
+                      restored += 1
+          print(f'Total: {restored} files restored')
+          "
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Refresh data directories
+        run: python scripts/refresh_data_dirs.py
+        continue-on-error: true
+
       - name: Generate site
         run: |
           python scripts/generate_site.py

CONTRIBUTING.md

@@ -7,6 +7,16 @@
 3. Variants (alternate hashes): `bios/Manufacturer/Console/.variants/`
 4. Create a Pull Request - checksums are verified automatically
 
+## Add a new platform
+
+1. Write a scraper in `scripts/scraper/`
+2. Create the platform YAML in `platforms/`
+3. Register in `platforms/_registry.yml`
+4. Submit a Pull Request
+
+Contributors who add platform support are credited in the README,
+on the documentation site, and in the BIOS packs.
+
 ## File conventions
 
 - Files >50 MB go in GitHub release assets (`large-files` release)

README.md

@@ -1,8 +1,10 @@
-# RetroBIOS
+<p align="center">
+  <img src=".github/assets/banner.png" alt="RetroBIOS" width="400">
+</p>
 
 Complete BIOS and firmware packs for Batocera, BizHawk, EmuDeck, Lakka, Recalbox, RetroArch, RetroBat, RetroDECK, RetroPie, and RomM.
 
-**7,296** verified files across **396** systems, ready to extract into your emulator's BIOS directory.
+**7,351** verified files across **396** systems, ready to extract into your emulator's BIOS directory.
 
 ## Quick Install
 
@@ -27,7 +29,7 @@ Pick your platform, download the ZIP, extract to the BIOS path.
 
 | Platform | BIOS files | Extract to | Download |
 |----------|-----------|-----------|----------|
-| Batocera | 361 | `/userdata/bios/` | [Download](../../releases/latest) |
+| Batocera | 353 | `/userdata/bios/` | [Download](../../releases/latest) |
 | BizHawk | 118 | `Firmware/` | [Download](../../releases/latest) |
 | EmuDeck | 161 | `Emulation/bios/` | [Download](../../releases/latest) |
 | Lakka | 448 | `system/` | [Download](../../releases/latest) |
@@ -46,8 +48,8 @@ Each file is checked against the emulator's source code to match what the code a
 - **10 platforms** supported with platform-specific verification
 - **329 emulators** profiled from source (RetroArch cores + standalone)
 - **396 systems** covered (NES, SNES, PlayStation, Saturn, Dreamcast, ...)
-- **7,296 files** verified with MD5, SHA1, CRC32 checksums
+- **7,351 files** verified with MD5, SHA1, CRC32 checksums
-- **8765 MB** total collection size
+- **8777 MB** total collection size
 
 ## Supported systems
 
@@ -59,7 +61,7 @@ Full list with per-file details: **[https://abdess.github.io/retrobios/](https:/
 
 | Platform | Coverage | Verified | Untested | Missing |
 |----------|----------|----------|----------|---------|
-| Batocera | 361/361 (100.0%) | 361 | 0 | 0 |
+| Batocera | 352/353 (99.7%) | 351 | 1 | 1 |
 | BizHawk | 118/118 (100.0%) | 118 | 0 | 0 |
 | EmuDeck | 161/161 (100.0%) | 161 | 0 | 0 |
 | Lakka | 448/448 (100.0%) | 448 | 0 | 0 |
@@ -116,11 +118,10 @@ To keep packs accurate, each file is checked against the emulator's source code.
 3. **Build packs** - include baseline files plus what each platform's cores need
 4. **Verify** - run platform-native checks and emulator-level validation
 
-## Contributors
 
-<a href="https://github.com/PixNyb"><img src="https://avatars.githubusercontent.com/u/40770831?v=4" width="50" title="PixNyb"></a>
+## Community tools
-<a href="https://github.com/monster-penguin"><img src="https://avatars.githubusercontent.com/u/266009589?v=4" width="50" title="monster-penguin"></a>
 
+- [BIOS Preservation Tool](https://github.com/monster-penguin/BIOS-Preservation-Tool) by [monster-penguin](https://github.com/monster-penguin) - scan, verify, and stage your own BIOS collection using RetroBIOS hash metadata
 
 ## Contributing
 
@@ -130,4 +131,4 @@ See [CONTRIBUTING.md](CONTRIBUTING.md) for guidelines.
 
 This repository provides BIOS files for personal backup and archival purposes.
 
-*Auto-generated on 2026-04-02T05:33:10Z*
+*Auto-generated on 2026-04-06T10:03:04Z*