Diana E Ion

Car Wash

Published by Diana E Ion

This Smart Contract manages a car wash system. There are more washing programs available for the client to choose. These programs are introduced to the contract by the system manager.

TOOLSFINANCIALUTILITY

SuitcaseDropOff

Published by Diana E Ion

This Smart Contract manages a designated space for luggage storage. Such spaces exist inside airports, train and bus stations etc. Depending on the category a suitcase belongs to, the owner has to pay a deposit when he drops off the luggage.

FINANCIALUTILITYDOCUMENTSSOCIAL

BudgetPlanner

Published by Diana E Ion

This Smart Contract keeps track of a person's expenditures and records the status of the person's funds

DOCUMENTSUTILITYFINANCIAL

WorkHistory

Published by Diana E Ion

This Smart Contract keeps track of a person's past jobs. The details about former employers and th working period is recorded and, when needed, these details can be shared with future employers.

DOCUMENTSTOOLSSOCIAL

TennisCourtBooking

Published by Diana E Ion

This Smart Contract manages bookings for a complex of tennis courts.

UTILITYDOCUMENTSTOOLS

BudgetRecord

Published by Diana E Ion

This Smart Contract is used for recording the spendings of the local municipality or of a company and making them available for people to see. This transparent approach should be used in order to discourage reckless or unjustified spendings.

DOCUMENTSSOCIALUTILITYFINANCIAL

ProjectApproval

Published by Diana E Ion

This Smart Contract is useful for surveys, gathering people's opinion about different projects someone wants to implement. One use case may be asking the residents of a particular area if they agree with projects proposed by local politicians.

DOCUMENTSUTILITYSOCIAL

Carpet Wash

Published by Diana E Ion

This Smart Contract manages a carpet wash system. There are more washing programs available for the client to choose. These programs are introduced to the contract by the system manager.

TOOLSUTILITYFINANCIAL

Biliard Table Booking

Published by Diana E Ion

This Smart Contract manages bookings for a billiard venue. The number of tables is set at the contract creation and people can book a billiard table using a reference number provided by the venue for a particular table.

TOOLSUTILITYSOCIAL

Cleaning Service

Published by Diana E Ion

This Smart Contract manages cleaning services provided by a company. There are more services available, introduced by the system manager, from which the clients can choose what fits best to their needs.

UTILITYFINANCIALTOOLSSOCIAL

Coat Check

Published by Diana E Ion

This Smart Contract manages the coat check process for a venue as a night club or restaurant. The system parameters are set at contract creation (the total number of hangers, the price and the maximum number of items allowed per hanger). These parameters can be changed later by the manager.

SOCIALTOOLSFINANCIALUTILITY

Ice Skates Renting

Published by Diana E Ion

This Smart Contract manages the renting of ice skates renting for an ice skating rink. THe system manager add to the contract the pairs of skates grouped by their size. Each pair has a unique id given to a client before renting it.

SOCIALUTILITYTOOLS

Movie Renting

Published by Diana E Ion

This smart contract manages movie renting for a store or a website that offers this kind of service.

FINANCIALTOOLSSOCIALUTILITY

Vehicle Part Origin

Published by Diana E Ion

This smart contract keeps track of a vehicle part origin. It stores the details about the previous owners and also allows the selling of the part (ownership transfer).

TOOLSDOCUMENTSUTILITY

Boat Renting

Published by Diana E Ion

This Smart Contract manages the boat renting system for a company that offers this service. Each boat has to be identified by a unique boat ID when is added to the contract.

UTILITYTOOLSFINANCIALSOCIAL

Online Courses

Published by Diana E Ion

This Smart Contract manages the enrollment in online courses for a university or online platform. Courses are added and students can enrol while the enrollment period is open.

SOCIALUTILITYDOCUMENTSFINANCIAL

Photography Gear Renting

Published by Diana E Ion

This Smart Contract allows the contract creator to rent out his photography equipment. He can add to the contract all the items that he wants to rent out. If an item is available, it can be rented by someone who pays the asking price

TOOLSUTILITYSOCIAL

Salary Record

Published by Diana E Ion

This Smart Contract keeps track of a person's monthly salary. The details are added to the contract by the creator (assumed to be the employee himself) and allows him to have a record of how much he earns.

TOOLSDOCUMENTSUTILITYFINANCIAL

BucketList

Published by Diana E Ion

This Smart Contract allows someone to create his own bucket list. Every time the owner enters a new new wish to his list, he has to send an amount of ether. When the wish is marked as checked, that amount goes back to his account.

UTILITYSOCIALTOOLS

Clock In System

Published by Diana E Ion

This Smart Contract manages a clock in system for employees. The system manager defines each working day with specific parameters as the earliest clock in time or latest clock out time. Then, the employees can clock in using the index of that working day.

FINANCIALSOCIALUTILITYTOOLSDOCUMENTS

Household Inventory

Published by Diana E Ion

This smart contract keeps a record of household items

UTILITYTOOLSDOCUMENTS

CarParkManager

Published by Diana E Ion

This smart contract manages parking spots of a car park.

UTILITYFINANCIALTOOLS

Video Game Renting

Published by Diana E Ion

This smart contract manages the video games renting process

TOOLSFINANCIALUTILITYDOCUMENTS

Gym Membership

Published by Diana E Ion

This smart contract manages gym subscriptions.

SOCIALFINANCIALDOCUMENTSUTILITY

OfficeSpaceRenting

Published by Diana E Ion

This smart contract manages office space renting

FINANCIALDOCUMENTSSOCIALUTILITY

OfficeSpaceRenting

Published by Diana E Ion

This smart contract manages renting office space

UTILITYTOOLSFINANCIALDOCUMENTS

Weeding Dress Renting

Published by Diana E Ion

This smart contract manages the wedding dress renting process for a website or store that provides this kind of service

SOCIALFINANCIALUTILITYTOOLS

TableBooking

Published by Diana E Ion

This smart contract manages table bookings for a restaurant

DOCUMENTSTOOLSUTILITYFINANCIAL

ZeroCouponBond

Published by Diana E Ion

This smart contract manages the zero bonds issued by a company.

SOCIALDOCUMENTSFINANCIAL

TranscriptOfRecords

Published by Diana E Ion

Smart Contract that acts like a transcript of records for a student

TOOLSSOCIALDOCUMENTS

AirWayBill

Published by Diana E Ion

Smart Contract that implements an air waybill (AWB)

DOCUMENTSUTILITYTOOLS

BookLanding

Published by Diana E Ion

This Smart Contract manages book lending.

UTILITYFINANCIALTOOLSDOCUMENTS

ClientsRecord

Published by Diana E Ion

This smart contract keeps a record of clients for a store

DOCUMENTSTOOLSFINANCIAL

MovieList

Published by Diana E Ion

This smart contract keeps a record of movies you want to see.

UTILITYSOCIAL

BillOfLading

Published by Diana E Ion

Smart Contract that acts as an order bill of lading.

UTILITYFINANCIALDOCUMENTS

ApartmentOwnership

Published by Diana E Ion

Smart Contract that keep tracks of an apartment/house ownership over time.

DOCUMENTSTOOLSUTILITYFINANCIAL

ContainersTracking

Published by Diana E Ion

Smart contract that keeps track of cargo containers.

UTILITYDOCUMENTSTOOLS

BikeRental

Published by Diana E Ion

Smart contracts that manages bike rentals

UTILITYTOOLSSOCIAL

CarProvenance

Published by Diana E Ion

Contract that keep tracks of a car provenance.

UTILITYSOCIALTOOLSDOCUMENTS

CouponBond

Published by Diana E Ion

This smart contract manages the bonds issued by a company.

DOCUMENTSSOCIALFINANCIAL

Delayed Flights Payment

Published by Diana E Ion

Smart Contract that enables insurance companies to directly transfer payment compensation to clients in case their flights are delayed or canceled.

DOCUMENTSTOOLSESCROW

Car Inventory

Published by Diana E Ion

Contract that keeps track of classic car collection.

UTILITYDOCUMENTSTOOLS

Magazine Subscription

Published by Diana E Ion

This Smart Contract manages the subscriptions for a magazine.

SOCIALDOCUMENTSFINANCIAL

Certification Record

Published by Diana E Ion

Contract that keeps track of your certifications.

DOCUMENTSSOCIALTOOLSUTILITY

House Buying Escrow

Published by Diana E Ion

This Smart Contract acts like an escrow that secures the money for a house buying until a house inspection is performed.

SOCIALDOCUMENTSTOOLSESCROWUTILITYFINANCIAL

Car Rental

Published by Diana E Ion

This Smart Contract keeps a record of car rentals for a company.

UTILITYTOOLSDOCUMENTS

Paintings Record

Published by Diana E Ion

Contract that keeps track of expansive paintings

DOCUMENTSTOOLSUTILITY

Food Delivery System

Published by Diana E Ion

This Smart Contract manages food orders for a restaurant.

TOOLSFINANCIALSOCIAL

Rent Record

Published by Diana E Ion

This Smart Contract automates the rent payment and key exchange for services like Airbnb

UTILITYDOCUMENTSSOCIALFINANCIAL

Inventory

Published by Diana E Ion

This Smart Contract creates an inventory to track all your company goods

DOCUMENTSTOOLSUTILITY

Task Manager

Published by Diana E Ion

This Smart Contract manages a task deadline for a person

FINANCIALTOOLSDOCUMENTSSOCIAL

Music Albums List

Published by Diana E Ion

Contract that keeps track of music albums for a particular artist

TOOLSUTILITYDOCUMENTS

Wine Bottles Record

Published by Diana E Ion

Contract that keeps track of expansive wine bottles

DOCUMENTSSOCIALUTILITYTOOLS

Winner Takes It All

Published by Diana E Ion

Crowdfunding system for reckless startups!

FINANCIALSOCIAL

Wanted People List

Published by Diana E Ion

Contract that manages a list of wanted people

SOCIALTOOLSDOCUMENTS

Simple Bank

Published by Diana E Ion

This contract acts as a bank, people can deposit, withdraw money and read their balance.

FINANCIALDOCUMENTS

Shopping Record

Published by Diana E Ion

Contract that keeps track of your shopping history

TOOLSUTILITYDOCUMENTSSOCIAL

Ballot

Published by Diana E Ion

Contract that implements a ballot system.

DOCUMENTSSOCIALTOOLS

Utilities Payments Record

Published by Diana E Ion

Keep a record of all your utilities ( electricity, heat etc) payments.

UTILITYDOCUMENTSFINANCIALSOCIAL

Property Titles Record

Published by Diana E Ion

Keep a record of all your properties

DOCUMENTSFINANCIALTOOLSSOCIAL

Property Auction

Published by Diana E Ion

Smart Contract for simulating a property auction.

FINANCIALUTILITYSOCIAL

Mortgage

Published by Diana E Ion

Smart Contract that enforces a fixed-rate type of mortgage between two parties ( bank-client).

FINANCIALDOCUMENTSSOCIAL

Testament

Published by Diana E Ion

Smart Contract that simulates a testament/will.

FINANCIALDOCUMENTSSOCIAL

Charity Pool

Published by Diana E Ion

Smart Contract for receiving charity donations for a particular charity cause.

SOCIALFINANCIAL

CharityFunding

Published by Diana E Ion

Smart Contract for charity funding

SOCIALFINANCIAL

House Insurance

Published by Diana E Ion

Contract for enforcing damage assessment and damage payment in case of events involving dwellings.

FINANCIAL

Auto Insurance

Published by Diana E Ion

Contract for enforcing damage assessment and damage payment in case of car accidents

FINANCIAL

Standby Letter

Published by Diana E Ion

This contract is used as a Standby Letter in which someone requests a service and has another entity to guarantee that the product will be paid for

FINANCIALSOCIAL

Chores Management

Published by Diana E Ion

Smart contract for chores management

TOOLSUTILITYFINANCIAL

Ticketing System

Published by Diana E Ion

Smart contract for ticketing system

SOCIALFINANCIALUTILITYTOOLS

Kickstarter Project

Published by Diana E Ion

Contract modeled on the Kickstarter example. A manager user can create a campaign and, as other users keep contributing, the manager creates requests on how the money will be spent. The requests must be approved by a majority of contributors in order to pass through.

SOCIALTOOLSFINANCIAL

Hotel Reservation

Published by Diana E Ion

Smart Contract used for booking hotels.

TOOLSSOCIALFINANCIAL