Evidence, timelines, and professional notices for developers, freelancers, and SaaS founders.
Purpose-built for developers, freelancers, and founders who need to prove ownership and resolve disputes without legal chaos.
Timestamped documentation that shows what you built, when you built it, and who owns it - ready to use in disputes.
Establish clear ownership records and resolve payment or IP disputes with structured, professional evidence.
Fit naturally into your workflow - document work at delivery milestones, not after problems start.
Simple, powerful workflow to document and protect your work.
Connect repositories or upload evidence when work is delivered or published.
Generate timestamped proof showing when and how the work was created.
Generate calm, neutral dispute notices if payment or ownership is challenged.
Track delivery, responses, and resolution with a clear audit trail.
Whether you're protecting unpaid work or building IP, ProofStack adapts to your needs.
Problem
Protecting unpaid work
Solution
Clear, timestamped proof of delivered work and professional notice templates to resolve payment disputes.
Problem
Defending product IP
Solution
Clear development timelines and evidence that show feature ownership and originality.
Problem
Managing client disputes
Solution
Handle client disputes calmly with clear ownership records across teams and projects.
Clear Ownership Timelines
Timestamped documentation that shows what was built, when it was built, and who owns it.
Professional Templates
Generate calm, neutral dispute notices designed for code, IP, and payment issues..
Evidence You Can Rely On
Summarize repositories, commits, and files into structured evidence for disputes.
Complete Audit Trail
Track every step from documentation to delivery with a clear, auditable record.
Built after speaking with freelancers, founders, and agencies who faced real payment and IP disputes.
Built for Developers
ProofStack helps developers and founders document their work, establish ownership timelines, and handle disputes professionally - without turning every issue into a legal escalation.
When deeper legal review is needed, the platform supports escalation in a structured, responsible way.
Join early access and get a simple way to prove your work before disputes escalate.