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241.
▲
Show HN: BlockHost OS – Autonomous VM provisioning through smart contracts
github.com/mwaddip
discuss
4 months ago
mwaddip
3 points
242.
▲
Show HN: AgentWallet – Open-source financial infrastructure for AI agent
github.com/JackD720
discuss
5 months ago
JackDavis720
3 points
243.
▲
Show HN: Tool to detect malware left behind after patching CVE-2025-55182
discuss
6 months ago
Just_Clive
3 points
244.
▲
Show HN: WasmX: metamorphic WASM blockchain engine [first public release]
github.com/ark-us
discuss
10 months ago
loredanacirstea
3 points
245.
▲
OneUptime: Open-Source Incident.io Alternative
discuss
a year ago
ndhandala
3 points
246.
▲
Show HN: Open-Source Decentralized Forum
decon.app
discuss
2 years ago
alucart
3 points
247.
▲
Show HN: GuardianUI – Simplify crypto E2E testing and monitoring
guardianui.com
discuss
3 years ago
lienid
3 points
248.
▲
Show HN: NFT Options Trading on Solana
discuss
4 years ago
the_black_hand
3 points
249.
▲
Hierarchical Deterministic One-Click Tipping Any URL with CoinAwesome
tips.coinawesome.com
2 comments
11 years ago
CoinAwesome
2 points
250.
▲
Show HN: Graphmind – Persistent Memory and Graph for Claude Code (MCP, CLI, GUI)
github.com/aouicher
2 comments
a month ago
aouicher
2 points
251.
▲
Show HN: CryptoFlora – Visualize SHA256 to a flower using Rose curves
crypto-flora.tonytonyjan.net
2 comments
3 months ago
tonytonyjan
2 points
252.
▲
Meishi Challenges Apple/Google: Open-Source P2P E2EE Contacts
2 comments
4 months ago
marcoparisi
2 points
253.
▲
Show HN: Claw Cash – Money agents can trust, and verify. Stablecoins in. BTC out
clw.cash
2 comments
4 months ago
tierotiero
2 points
254.
▲
Show HN: Today is Friday What are you building?
2 comments
5 months ago
cranberryturkey
2 points
255.
▲
Kozel – Software for Cryptocurrencies
2 comments
a year ago
stakan
2 points
256.
▲
Ask HN: How to do security 2FA & OOW for a person with dementia?
2 comments
3 years ago
jph
2 points
257.
▲
Show HN: AgentShield – Stop AI agents from spending money unsupervised
agentshieldv2-dashboard-production.up.railway.app
1 comment
a month ago
lucarizzo1010
2 points
258.
▲
Show HN: We put ZK attribute proofs inside x402 payment headers
1 comment
2 months ago
aggre
2 points
259.
▲
Show HN: A zero-setup sandbox for testing Bitcoin Lightning payments
github.com/getAlby
1 comment
4 months ago
getAlby
2 points
260.
▲
Finding New Opportunity
1 comment
a year ago
nikunj___2
2 points
261.
▲
Show HN: Create Custom Bitcoin Banknotes with Your Own Portrait
github.com/sbounmy
1 comment
a year ago
SalmaChan
2 points
262.
▲
bitc: ncurses based SPV bitcoin client, 100% C code
github.com/bit-c
discuss
12 years ago
fnsa
2 points
263.
▲
Show HN: Satd – a Bitcoin full node in Rust
github.com/epochbtc
discuss
7 days ago
epochbtc
2 points
264.
▲
Show HN: MonkePay – Charge AI Agents per API Request in USDC
monkepay.xyz
discuss
3 months ago
iamalibaig
2 points
265.
▲
Show HN: A modern boarding pass encoder/decoder/scanner (web and library)
github.com/jqssun
discuss
3 months ago
jqssun
2 points
266.
▲
Show HN: OmniGlass – Executable AI screen snips with kernel-level sandboxing
github.com/goshtasb
discuss
4 months ago
goshtasb
2 points
267.
▲
Show HN: Eth.zig – Pure Zig Ethereum library, 19/26 benchmark wins vs. alloy.rs
github.com/StrobeLabs
discuss
4 months ago
kookamo
2 points
268.
▲
Show HN: Markdown specs that don't compile (Pandoc and SQLite for typed docs)
github.com/SpecIR
discuss
4 months ago
cclacerda13
2 points
269.
▲
Show HN: A DeFi data API where AI agents pay per call via HTTP 402 micropayments
x402-api.fly.dev
discuss
4 months ago
fernsugi
2 points
270.
▲
Zero-Knowledge Privacy Infrastructure for Solana
discuss
5 months ago
2r1in
2 points
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