Commerce · alternatives · 2026

24 alternatives to DoxyChain

Certificates and eSignatures on the blockchain

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. DoxyChain launched in 2023; newer entries below may have overtaken it.

1
Blockusign▲93
Secure Document Signing & Verification Powered by Blockchain
2018 · blockusign.co · its alternatives →
2
Blocknify▲71
Sign sensitive documents without sacrificing your privacy.
2018 · its alternatives →
3
Blocksign, a Bitcoin service for legally signing any document▲17
Blockchain is a wonderful record keeper that can track every transaction that happens in the string.
2014 · blocksignit.com · its alternatives →
4
Stampery▲118
Certify your emails using the blockchain
2015 · stampery.com · its alternatives →
5
Dock Certs▲81
Make any data fraud-proof and instantly verifiable
2023 · truvera.io · its alternatives →
6
BlockSign▲79
Sign Your Docs Digitally Using Bitcoin
2014 · blocksignit.com · its alternatives →
7
NoteChain▲12
Decentralized encrypted notes
2025 · its alternatives →
8
Versiobit▲83
Archives your files, versioned and audit-proof by Blockchain
2023 · versiobit.com · its alternatives →
9
NoteChain▲109
A beautiful note taking app running on Ethereum Blockchain
2018 · its alternatives →
10
Bitproof▲113
True certification in the bitcoin blockchain
2015 · its alternatives →
11
SendSecurely.io▲89
Permissioned and auditable secure file and document sharing
2023 · sendsecurely.io · its alternatives →
12
BlockScribe▲70
Leave your mark on the Bitcoin or Ethereum blockchain
2022 · blockscribe.net · its alternatives →
13
Proxeus▲80
Create blockchain-ready workflows, own your data
2023 · doc.proxeus.org · its alternatives →
14
Let's Seal – Let's Encrypt for document signing, free and self-hosted▲94
TLDR, Let's Seal gives the finger to Adobe and every doc signing tool (docusign, google, etc) who pay to play with the Adobe Approved Trust List and then charge you for something that should be free. Currently even the person checking if a document/contract is sealed or code is authentic has to also be inside the same Adobe walled garden too. Verification, the part that should be free is the part everyone charges for. Thats the shape Let's Encrypt fixed for TLS, and I wanted the same thing for documents and files. The core idea therefore needed to go a bit beyond e signatures and i…
Jul 2026 · github.com · its alternatives →
15
signyourpdf▲12
Secure PDF signatures with blockchain. Fast & reliable.
2025 · signyourpdf.net · its alternatives →
16
ElectChain▲84
Preserving election information on the Ethereum blockchain.
2021 · its alternatives →
17
Certificado▲68
Issue blockchain-powered certificates for any type of data
2021 · its alternatives →
18
EtherSign▲3
Document signing on the blockchain! ✍️
2018 · ethersign.surge.sh · its alternatives →
19
Stampd▲68
A document blockchain stamping service
2015 · stampd.io · its alternatives →
20
Woleet▲73
Bitcoin-anchored proof that documents are authentic
May 2026 · woleet.io · its alternatives →
21
EthSign▲8
Sign contracts using your web3 wallet address
2023 · ethsign.xyz · its alternatives →
22
Digital Deal▲13
Execute safe and secure transactions on the blockchain
2018 · its alternatives →
23
Formaloo Sign - eSignature forms & docs▲26
Customize free contract templates with secure eSignatures
2024 · formaloo.com · its alternatives →
24
Kitedoc▲10
Share, track, sign, and protect documents, from one link
Feb 2026 · kitedoc.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →