LauncherAny2023
Eclipse Launcher
A branded, fast and secure launcher with delta patching and multi-client support.

Overview
A Windows launcher for a mid-size server, replacing a third-party updater that antivirus vendors kept flagging.
The challenge
The old launcher did full-file downloads on every patch, wasn't signed, and triggered antivirus warnings that scared away new players.
Our solution
We built a signed .NET/WPF launcher with binary delta patching, resumable downloads from a CDN, integrity verification against a signed manifest with auto-repair, and embedded news and server status from the site API.
Key features
- Binary delta patching
- Resumable, CDN-backed downloads
- Signed manifest + auto-repair
- Code-signed, antivirus-friendly build
- Embedded news and live status
- Multi-client launch
This case study describes the type and scope of work L2Developers delivers. Details are representative.
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