OpenSigner
OpenSigner is an open-source, self-hostable wallet key management system that issues non-custodial cryptographic keys using Shamir's Secret Sharing scheme.
OpenSigner launched on November 10, 2025 with 100 votes, #331 of 9,796 launches that month and more than 90% of that year's launches.
What it does
OpenSigner is an open-source, self-hostable key management stack for non-custodial wallets. Create Ethereum & Solana wallets without custody, plug into any auth, run in our cloud or self-host, avoid vendor lock-in.
Does a similar job
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OpenSign – Open source alternative to DocuSign2023 · github.com · ▲545🔥 The free & Open Source DocuSign alternative. Contribute to OpenSignLabs/OpenSign development by creating an account on GitHub.
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Obligator – An OpenID Connect server for self-hosters2023 · github.com · ▲273Simple and opinionated OpenID Connect server designed for self-hosters - lastlogin-net/obligator
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