Venture capital & company building
Capital for
the hard parts.
Capital, research, and hands-on building for durable infrastructure and ambitious technical ideas.
Start a conversation01 / THE IDEA
Capital for
Our thesis / 02
The best ideas need more than a check.
Some ideas need capital. Others need research, a first product, or a team willing to stay with the hard parts. Paperfrogs is built for all of it.
How we work02 / THE APPROACH
Built at Paperfrogs / 03
Share once.
Leave less behind.
BurnLink makes encrypted file sharing direct: one-time links that burn after access. BurnLink CLI brings the same workflow to the terminal.
Explore BurnLink03 / BURNLINK
In active development / 04
Make audio
accountable.
Fusion is developing cryptographic audio provenance infrastructure, with verification paths for media workflows.
Explore Fusion04 / FUSION
The work continues / 05
Where research
becomes real.
One platform for infrastructure, useful software, and ideas worth building all the way through.
See the work05 / PAPERFROGS
In a nutshell / 02
One platform.
Five ways to build.
Each part of Paperfrogs has a distinct job. Together, they let good ideas take the form they need.
01
Paperfrogs/open
Tools and systems intended for broad use by developers, teams, and creators.
02
Paperfrogs.dev
Commercial infrastructure for problems that need solving.
03
Paperfrogs Labs
Research, prototypes, experiments. An incubator for ideas.
04
paperfrogs Mind
Experimental models, prompt libraries, and lightweight agents.
05
Paperfrogs Inside
Side projects that don't fit anywhere else but deserve to exist.
Selected products / 03
Work in the world.
BurnLinkEncrypted file sharing. One-time links that burn themselves after access.LiveBurnLink CLIZero-knowledge, self-destructing file sharing from your terminal.LiveFusionCryptographic audio provenance infrastructure.Active
A standout release for Paperfrogs, BurnLink now brings one-time sharing to the terminal with BurnLink CLI.
Founders / 04
Founders close to the work.
Niloy Majumder
Builds infrastructure systems and platform architecture with a focus on reliability and clear interfaces.
Joy G. Majumdar
Leads research-to-production workflows across security, tooling, and long-term systems design.