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workshop

📜 A starter guide to build applications on Aleo 📜

Table of Contents

Build Guide

The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.

Prerequisites

This workshop requires the following prerequisites.

Installation

To install Aleo and Leo, run:

./install.sh

IDE Support

This workshop requires one of the following IDEs.

VSCode (Preferred)

Start by installing VSCode with bit.ly/start-vscode.

Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.

Leo VSCode

Sublime Text

Installation Steps

Start by installing Sublime Text with bit.ly/start-sublime.

Next, in Sublime Text, install Package Control:

  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.

Next, in Sublime Text, install LSP:

  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.

Lastly, in Sublime Text, install LSP-leo:

  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.

IntelliJ IDEA

Installation Steps

Start by installing IntelliJ IDEA with bit.ly/start-intellij.

Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:

  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar

Lastly, type Leo into the search bar, and install the official Leo plugin.

Application Walkthroughs

This workshop walks through the following applications:

  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo

🏛️ Auction

A first-price sealed-bid auction in Leo.

To see the auction example, run:

cd auction && ./run.sh

🏦 Basic Bank

A simple-interest yielding bank account in Leo.

To see the basic bank example, run:

cd basic_bank && ./run.sh

🛳️ Battleship

A two-player game of Battleship in Leo.

To see a game of Battleship between two players, run:

cd battleship && ./run.sh

⭕ Tic-Tac-Toe

A standard game of Tic-Tac-Toe in Leo.

To see a game of Tic-Tac-Toe between two players, run:

cd tictactoe && ./run.sh

🪙 Token

A transparent & shielded custom token in Leo.

To see an example of minting and transfering tokens, run:

cd token && ./run.sh

🗳️ Vote

A ballot voting example in Leo.

To see an example of a ballot, run:

cd vote && ./run.sh

About

📜 A Starter Guide to Build ZK Applications 📜

Resources

Readme
Activity
Custom properties

Stars

32 stars

Watchers

3 watching

Forks

20 forks
Report repository

Releases

Packages

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

Skip to content
BranchesTags
Repository files navigation
workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

Skip to content
BranchesTags
Repository files navigation
workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

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📜 A Starter Guide to Build ZK Applications 📜
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32 stars
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

Skip to content
BranchesTags
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workshop
📜 A starter guide to build applications on Aleo 📜
Table of Contents
Build Guide
The following steps will install Aleo and Leo on your machine. This workshop is compatible on macOS, Linux, and Windows machines.
Prerequisites
This workshop requires the following prerequisites.
Installation
To install Aleo and Leo, run:
./install.sh

IDE Support
This workshop requires one of the following IDEs.
VSCode (Preferred)
Start by installing VSCode with bit.ly/start-vscode.
Next, in VSCode, open the VSCode Marketplace, type Leo into the search bar, and proceed to install the Leo plugin.
Leo VSCode
Sublime Text
Installation Steps
Start by installing Sublime Text with bit.ly/start-sublime.
Next, in Sublime Text, install Package Control:
  • On Windows/Linux: ctrl + shift + p, type Install Package Control, and press Enter.
  • On macOS: cmd + shift + p, type Install Package Control, and press Enter.
Next, in Sublime Text, install LSP:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP, and press Enter.
Lastly, in Sublime Text, install LSP-leo:
  • On Windows/Linux: ctrl + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
  • On macOS: cmd + shift + p, select Package Control: Install Package, type LSP-leo, and press Enter.
IntelliJ IDEA
Installation Steps
Start by installing IntelliJ IDEA with bit.ly/start-intellij.
Next, in IntelliJ IDEA, open the IntelliJ Marketplace and select Plugins:
  • On Windows/Linux: ctrl + , and select Plugins on the left hand bar
  • On macOS: cmd + , and select Plugins on the left hand bar
Lastly, type Leo into the search bar, and install the official Leo plugin.
Application Walkthroughs
This workshop walks through the following applications:
  • auction - A first-price sealed-bid auction in Leo
  • basic_bank - A simple-interest yielding bank account in Leo
  • battleship- A two-player game of Battleship in Leo
  • tictactoe - A standard game of Tic-Tac-Toe in Leo
  • token - A transparent & shielded custom token in Leo
  • vote - A ballot voting example in Leo
🏛️ Auction
A first-price sealed-bid auction in Leo.
To see the auction example, run:
cd auction && ./run.sh

🏦 Basic Bank
A simple-interest yielding bank account in Leo.
To see the basic bank example, run:
cd basic_bank && ./run.sh

🛳️ Battleship
A two-player game of Battleship in Leo.
To see a game of Battleship between two players, run:
cd battleship && ./run.sh

⭕ Tic-Tac-Toe
A standard game of Tic-Tac-Toe in Leo.
To see a game of Tic-Tac-Toe between two players, run:
cd tictactoe && ./run.sh

🪙 Token
A transparent & shielded custom token in Leo.
To see an example of minting and transfering tokens, run:
cd token && ./run.sh

🗳️ Vote
A ballot voting example in Leo.
To see an example of a ballot, run:
cd vote && ./run.sh

About
📜 A Starter Guide to Build ZK Applications 📜
Resources
Readme
Activity
Custom properties
Stars
32 stars
Watchers
3 watching
Forks
20 forks
Report repository
Releases
Packages
Contributors
Languages