Dev tools · alternatives · 2026

24 alternatives to HashProof

API for Verifiable Credentials

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1BT
btproof - trusted timestamping on the Bitcoin blockchain▲75
Find information, resources and relevant links for btproof.com. This domain may be for sale.
2013 · btproof.com · its alternatives →
2
DL3ARN▲234
Digitize & verify credentials in the blockchain
2023 · its alternatives →
3
Hashable▲4
An API to access high-level Crypto APIs
2022 · its alternatives →
4
x402▲119
Hi HN – excited to announce x402, initially developed by Coinbase (YC 12) x402 lets any HTTP API charge per request without issuing API keys or storing credit cards. Buyers (humans or AI agents) keep funds in their own wallet and dynamically discover compatible endpoints, call them as usual, and automatically pay a microtransaction in USDC or other tokens to settle. 90 second demo: https://www.youtube.com/watch?v=PV-L2AfLhJg Problem: Every time we want to use a new API we have to: find the service online create a developer account, copy a secret key into env vars, pre-fund or…
2025 · x402.org · its alternatives →
5
Futuure – hash-certified public prediction store▲93
Write now, reveal later
2021 · futuu.re · its alternatives →
6
Bitproof▲113
True certification in the bitcoin blockchain
2015 · its alternatives →
7
Blockcred▲71
Preventing academic credential fraud through the Blockchain.
2019 · its alternatives →
8
Blue Check▲24
New Age. Instant. <$1 Verification.
2025 · thebluecheck.com · its alternatives →
9
Email Verify API▲92
Simple email validation API for a $39 lifetime license
2021 · cloudlyn.com · its alternatives →
10
Dock Certs▲81
Make any data fraud-proof and instantly verifiable
2023 · truvera.io · its alternatives →
11
Cred▲97
OAuth credential delegation for AI agents
Apr 2026 · cred.ninja · its alternatives →
12
Proofable API Service▲5
Anchor your digital assets to the Blockchain of your choice
2020 · its alternatives →
13
Decentproof▲79
Proof that your multimedia files haven't been modified
2022 · github.com · its alternatives →
14
Shardible▲79
A low code end to end NFT marketplace
2023 · its alternatives →
15
yousaidthat.org▲63
Prove that you said things before anyone else
Jun 2026 · yousaidthat.org · its alternatives →
16
Give My Certificate▲60
Send verified certificates digitally
2022 · givemycertificate.com · its alternatives →
17
ETN DataProof — Web3▲1
Certify any data on blockchain for less than $0.0001
May 2026 · etndataproof-web3.netlify.app · its alternatives →
18
TransactProof▲3
From tx-hash to PDF proof — instantly.
Nov 2025 · app.transactproof.com · its alternatives →
19
HashCam▲8
AI can fake content. HashCam proves what’s real.
Mar 2026 · hashcam.io · its alternatives →
20
Hashsecured▲8
DevSecOps Simplified: Secure Code, Faster Delivery.
2025 · hashsecured.com · its alternatives →
21
I built a puzzle / programming challenge with a 0.125 BTC prize▲48
Fill out and generate PDFs with a simple API request. Design templates in our drag-and-drop editor, POST your JSON data, and download a finished PDF in seconds.
2018 · formapi.io · its alternatives →
22
Blockchain Certification Protocol▲24
Certification using the Blockchain. Contribute to fyquah/blockchain-certificate development by creating an account on GitHub.
2015 · github.com · its alternatives →
23
Hashable▲2
An interactive and fun way to learn cryptography
2022 · its alternatives →
24BC
Bitcoinproof - Create a forgery-proof timestamp for your data▲8
2013 · vog.github.io · 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 →