Browse builds
Every listing shows its stack, size, dependency risk, and how the merchant was verified. Nothing here is sold without escrow.
3 of 9 builds
EtherFlow Middleware
v2.4.0 · @sigmalab
High-throughput transaction middleware with backpressure that actually holds.
RustgRPCRedis
Certified build128 escrows · 98%
AuthStream Proxy
v3.1.0 · @signalzero
Session and token proxy that sits in front of anything.
GoRedis
Verified merchant27 escrows · 94%
11,020 LOCdep risk A288 commitsno preview supplied
Synapse Job Layer
v0.9.8 · @archon
Durable background jobs on Postgres, no extra broker.
TypeScriptPostgres
Verified merchant61 escrows · 96%
Wanted board
Demand posted by buyers. Answering one of these is the fastest first sale on the platform.
Invoicing and dunning module for a B2B SaaS
Needs proration, retries, and a customer-facing billing portal. Happy to buy something battle-tested rather than build it.
$3k – $6k@ridgeline.io · 2 days agoWarehouse picking app with offline sync
Barcode scanning, conflict resolution, works on cheap Android handhelds. Will pay for full IP transfer.
$8k – $15k@nordfulfil · 5 days agoDeterministic backtesting engine
Anything that replays tick data reproducibly. Certified builds only.
$10k+@quietalpha · 1 week ago