Learning tracks

Each track teaches one field from the ground up: a few short lessons with pictures and examples, a quiz after each, and a hands-on lab using Dhiva Labs apps. Start with any track; none needs another first.

APIs and testingWhat APIs are, HTTP and JSON, calling and mocking APIs, and how to test them properly.ApiWorkbenchMock StudioDeveloper ToolboxNetworking and SSHAddresses, ports, your home network, SSH, keys and tunnels.SecureShellGoCrossShellNearShareSysVitalsMock StudioWinBridgeGit and version controlCommits, branches, merging, remotes, conflicts and rebasing.BranchPilotDelta ViewDhivaLabs ShellDatabasesTables, SQL, keys and indexes, other kinds of database, and keeping data safe.Database Managerlmdb-lws-backupAndroid and ADBDeveloper options, ADB, wireless debugging, logcat and installing apps.DroidDeckSpaceSweepAI and local modelsHow language models work, running them locally, RAG, gateways, MCP and using AI safely.LocalRAGDL PrismMarkDropCloakpasteSignVoxSecurity and safe habitsSecrets, safe networks, safe downloads, scanning your code and testing responsibly.DL SentinelCloakpasteSecureShellGoNFC WalletLinux and the terminalThe shell, files and permissions, processes and ports, logs and installing software.Ubuntu TermDhivaLabs ShellSysVitalsLogLensWinBridgeSecureShellGoFiles, backups and recoveryHow storage works, backups that work, recovering lost files and moving to a new computer.CloudDropDiskRescueCloneStudioDiscWriterImages and mediaFormats, compression, resolution and quality, and preparing media for the web and social apps.CompressXCreator ToolkitDL Image ToolsDhiva ToolsCrypto walletsHow a Monero wallet works: seeds, nodes, privacy, the mempool and backups. No investment talk.Kilonovapoolwatchlmdb-lws-backup

How a track works

Part	What you get
Lessons	Short pages that start from zero and build up, in order
Check yourself	A quiz at the end of every lesson, with explanations
Stay safe	The habits that keep you, your data and other people out of trouble, in every track
Lab	A practical exercise with real apps, step by step

Your quiz scores are collected on the Quizzes page.