Structured Solidity training

Solidity learning platform

Develop
Solidity skills
in a
real testing
workflow.

SoloDApp teaches Solidity through structured challenges, transparent validation, and a progression in difficulty that grows from language fundamentals to protocol-level engineering.

Progression
Progressive difficulty
from foundations to protocol rigor
Validation
Behavior-first
Hardhat-backed contract checks
Continuity
Saved work
latest solutions remain available
Редактор Solidity
1// SPDX-License-Identifier: MIT
2pragma solidity ^0.8.19;
3
4contract TreasuryControls {
5address public owner;
6uint256 public treasuryFunds;
7
8constructor() {
9owner = msg.sender;
10}
11
12function deposit(uint256 amount) public {
13require(amount > 0, "Amount must be positive");
14treasuryFunds += amount;
15}
16}
Лаборатория тестов
Quick Check

Compilation and structural checks run first, giving students fast, useful feedback.

Owner is set during deployment
Positive deposits increase treasuryFunds
Invalid values should revert cleanly

How Learning Works

LEARN

Read the brief

Pick up the concept, the scope, and the technical goal.

BUILD

Write the contract

Work in the editor with structured starter code and clear direction.

TEST

Validate behavior

Run visible checks and Hardhat-backed tests against the contract behavior.

Why SoloDApp

Designed for students who want serious Solidity practice.

The platform keeps a professional tone while giving students visible progress, real validation, and stronger momentum across the curriculum.

Progressive levels of difficulty

The curriculum grows in depth and rigor, moving from guided fundamentals to applied contract logic and protocol engineering.

Hardhat-backed validation

Students do not submit isolated snippets. Their contracts are validated in a workflow built around real test execution.

Visible technical progress

Saved solutions, solved-state markers, and clear sequencing help students feel their technical growth from task to task.

Learning Path

One curriculum, three rising levels of technical depth.

Foundations build language control, the middle tier expands into applied contract systems, and the advanced tier raises the bar toward security and engineering rigor.

EASY

Solidity Foundations

Build fluency with syntax, state, functions, arrays, mappings, structs, and modifiers through guided contract exercises.

20 guided lessonsFree entry pointFoundational contract work
MEDIUM

Applied Contract Systems

Move from language control into contract behavior: constructors, payable flows, treasury mechanics, access rules, and multi-step logic.

10 applied lessonsHardhat-backed checksScenario-driven tasks
HARD

Protocol Engineering

Work through signatures, factories, gas-sensitive flows, safe withdrawals, and the engineering tradeoffs behind secure protocols.

8 advanced lessonsEngineering rigorSecurity-centered design

Pricing

Start with the essentials, upgrade for full depth.

The free tier is enough to begin with intent. Premium expands the validation workflow and unlocks the complete curriculum.

Free

A strong starting point for serious learners

$0/month
  • Full access to the Easy curriculum
  • Selected Medium and Hard lessons
  • Guided Test Lab experience
  • Limited full test runs each day

Premium

Full curriculum, deeper validation, higher volume

$15/month
or $150/year
  • Complete access across all 38 lessons
  • Unlimited full test runs
  • Priority validation queue
  • Advanced validation and analysis features

Begin with the free Solidity track today.

Start with guided fundamentals, keep every solution saved, and move into deeper validation as your skill level grows.