Bracket Company Warns Developer Over Pump.fun Code

The firm issued a cease-and-desist to Shaw Walters regarding his efforts to reverse-engineer and publish proprietary code.

Updated on Oct. 30, 2026 in Software

Bracket Company Warns Developer Over Pump.fun Code

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Should developers be allowed to reverse engineer and publish proprietary software code without permission?

Bracket Company has sent a warning letter to developer Shaw Walters demanding he halt efforts to republish Pump.fun contract code. The legal notice follows claims by Walters that he had successfully reverse-engineered the platform's proprietary software.

Why it matters

The dispute highlights the ongoing tension between open-source advocacy and corporate control over proprietary software assets. Bracket Company warns that any public release of the code would constitute a violation of copyright law and the platform's terms of service.

Shaw Walters claims he has reverse-engineered 97.6% of the Pump.fun contract source code. Of that total, he asserts that 80% of the reproduced code serves as an exact byte-level match to the original software.

The players

Shaw Walters

He is the founder of Eliza Labs and a software developer currently under legal scrutiny for his efforts to replicate proprietary code.

Bracket Company

This organization owns the Pump.fun contract code and is pursuing legal action to protect its intellectual property rights.

Brown Rudnick

This is an international law firm that delivered the warning letter to Walters on behalf of Bracket Company.

The details

Bracket Company, represented by the law firm Brown Rudnick, issued the letter on October 29 to prevent the unauthorized distribution of their contract code. Walters previously indicated he intended to host the code in a repository alongside $PMUP token bounties to incentivize further development.

October 27, 2026: Shaw Walters posts claims about reverse-engineering progress on X.
October 28, 2026: Walters continues to share details of the reverse-engineered code on X.
October 29, 2026: Bracket Company delivers an official warning letter through Brown Rudnick.

The Tech Race

This dispute over Pump.fun source code aligns with broader debates regarding the enforcement of U.S. copyright law in the decentralized software sector. It marks a confrontation between independent developers aiming for open-source accessibility and companies guarding proprietary technical assets.

Users of decentralized platforms may see changes in how developers access and modify proprietary contract code if legal precedents regarding reverse engineering are reinforced. This conflict could also signal a shift in the availability of open-source bounties or related token incentive programs for developers.

The takeaway

The legal action underscores the risks developers face when reverse-engineering proprietary platforms without authorization. Developers should be aware that unauthorized publication of byte-level matches can lead to immediate legal intervention from the primary rights holders.