A useful app can show what will happen to the money before anyone has to trust the operator.
Build on Kaspa
Toccata makes Kaspa apps feel possible.
The exciting idea is simple: more apps can let Kaspa order and validate the money rule instead of trusting one server, one company account, or one operator dashboard.
Timing note: payments are live today. Toccata is released and scheduled for mainnet activation.
Toccata builder moment
This opens a new product race.
Think wallets that can enforce limits, escrows that do not need one trusted middleman, assets with rules users can see, and apps where the receipt is part of the network story.
Receipts, vaults, escrow, spend limits, group commitments, controlled assets, and safer payouts.
Activation, wallet support, tooling, examples, and whether real users show up.
Start here
Pick the next useful step.
Browse payments, receipts, vaults, escrow, assets, and coordination ideas.
Review the evidence needed before an idea deserves attention.
Keep exploring
Follow the path that matches your curiosity.
Apps that become more interesting as Kaspa's rule surface grows.
Vaults, escrow, assets, proof checks, and ordered commitments.
Kaspa versus Solana for execution, ordering, liquidity, and UX.
Kaspa versus Ethereum for app maturity, settlement, proofs, and roadmap boundary.
Conditional commitments, assurance funding, auctions, and oracle limits.
What useful artifacts, txids, source links, and demos prove.
Idea filter
Keep the good ideas moving.
| Question | Good answer | Route |
|---|---|---|
| Who needs it? | A real person or team repeats the problem enough to care. | Builder guide |
| Why Kaspa? | The product gets better from self-custody, fast mined ordering, visible receipts, or spend rules. | Builder guide |
| Current path | The first version can use live payment, receipt, API, wallet, or accepted-transaction evidence. | Build now |
| Toccata piece | The idea names the rule it needs: vault, escrow, asset, proof check, or ordered commitment. | Toccata status |
| Intro readiness | The founder opts into contact sharing and names the exact help needed. | Reality check |
Before vProgs
Many useful ideas start before the full app layer.
Some apps need only a payment, a receipt, a vault rule, an escrow path, or an asset rule. Save richer app-state ideas for products that truly need apps to compose with each other.
| App need | Better first route | Why |
|---|---|---|
| Payment, receipt, balance, withdrawal, or support evidence | Live network work | Use current wallets, APIs, nodes, txids, and accepted-transaction checks. |
| Vault, escrow, spend cap, asset rule, release, refund, or timeout | Toccata covenants | A bounded spend rule is simpler than a full app runtime. |
| One app keeps its own richer state from accepted Kaspa transactions | Based app or replay path | The app can prove or replay its own state without requiring cross-app atomicity. |
| A statement needs proof before settlement | ZK or proof-check path | Use proof verification for a specific statement, then define external anchors separately. |
| Several independent app states must succeed or fail together | Future full vProgs | This is the app-to-app composition case for the later roadmap. |