S.L.E.E.P.

This page describes an obsolete hacking tool that should not be used for new hacks/projects or with new disassemblies/tools. This page (and associated files) is being kept for historical purposes only, as it documents and archives the history of the Sonic scene.

Editing Aquatic Ruin Zone.

The Sonic Level Editor (SLEEP) is a hacking program created by Tristan Penman that can edit levels in Sonic 2 savestates and the Sonic 2 Beta ROM. It requires special tilesets to work.

Downloads

Download S.L.E.E.P. File: SLEEP v1.05.7z (43 kB) (info) Current version: 1.05

Prior Versions

• SLEEP v.1.0 ^(info) (24 kB) (24KB)
• SLEEP v.1.0 (Source Code) ^(info) (13 kB) (13KB)

Tilesets

Sonic 2 Final

• Aquatic Ruin Zone ^(info) (708 kB) (708KB)
• Emerald Hill Zone ^(info) (555 kB) (555KB)
• Metropolis Zone ^(info) (449 kB) (449KB)
• Chemical Plant Zone/Death Egg Zone ^(info) (376 kB) (376KB)

Sonic 2 Beta

• Green Hill Zone ^(info) (540 kB) (541KB)
• Metropolis Zone ^(info) (413 kB) (414KB)
• Dust Hill Zone ^(info) (576 kB) (576KB)
• Neo Green Hill Zone ^(info) (834 kB) (834KB)
• Hidden Palace Zone ^(info) (392 kB) (392KB)
• Casino Night Zone ^(info) (276 kB) (276KB)
• Oil Ocean Zone ^(info) (421 kB) (421KB)
• Hill Top Zone ^(info) (541 kB) (542KB)
• Wood Zone ^(info) (467 kB) (467KB)
• Chemical Plant Zone ^(info) (379 kB) (379KB)