DHIVA LABS · LEARN

Learn the tools.Test with confidence.

Step-by-step guides for every Dhiva Labs app, beginner lessons on APIs, and hands-on API testing with ApiWorkbench and Mock Studio. Free, like the apps.

New to APIs?

What an API is, how HTTP and JSON work, and your first request and first mock server, with pictures. No experience needed.

Beginner lessons

Learn API testing

What to test and how. Test plans, negative tests, chained workflows, data-driven runs, mocks, failures on purpose and load.

Testing guides

Practise on sample projects

Three ready-made APIs with matching requests and tests. Import two files, press Start, and follow the lab.

Sample projects

A guide for every app

Install, a beginner guide, task guides and troubleshooting for all 47 Dhiva Labs apps, from disk recovery to SSH.

Browse the apps

The API toolkit

Two apps that work together. Mock Studio pretends to be an API; ApiWorkbench calls it and checks the answers. Use them to learn, to build a front end before the back end exists, or to test a real service.

ApiWorkbenchAPI client for building, testing and load testing HTTP requests, with Postman, OpenAPI and HAR import.LinuxWindowsAndroid Mock StudioMock API servers you design visually: rules, sequences, latency, faults, templating and proxying.LinuxWindows

10 minutesSend your first requestCall an API from ApiWorkbench and read the answer.10 minutesBuild your first mock serverDesign an endpoint in Mock Studio and call it from your browser.30 minutesTest a whole APIThe Todo API lab: eight requests, twenty-two checks, one click to run them all.For teamsComing from PostmanImport your collections and see what maps to what.

Every app, documented

Developer tools

ApiWorkbenchAPI client for building, testing and load testing HTTP requests, with Postman, OpenAPI and HAR import.LinuxWindowsAndroid Mock StudioMock API servers you design visually: rules, sequences, latency, faults, templating and proxying.LinuxWindows BranchPilotGit GUI with a visual commit graph, hunk-level staging and visual interactive rebase.Linux DroidDeckADB command center: device dashboard, logcat, app manager, file explorer and wireless pairing.Linux DhivaLabs ShellBash for Windows with separate work and personal profiles, each with its own Git author and SSH key.Windows WinBridgeBuild Windows apps from Linux: cross-compile Go, Rust, .NET and C, or drive a headless Windows VM.Linux Delta ViewFile and folder comparison: side-by-side diffs, three-way merge, image and structured-data compare.LinuxWindows Developer Toolbox21 offline developer tools in one app: JSON formatter, JWT decoder, regex tester, hashes and more.LinuxWindowsAndroid Database ManagerOne desktop client for SQLite/SQLCipher, MySQL/MariaDB, PostgreSQL, MongoDB and LMDB.Desktop DL SentinelSecurity scanning for your repos: secrets, vulnerable dependencies, insecure code and misconfiguration.CLIAPI LogLensGuide coming soonTerminal log analyzer: tail many logs at once with live filtering, highlighting and clustering.TerminalOpens the project page on GitHub SysVitalsGuide coming soonOne terminal tool for processes, connections, open ports and SSD health.TerminalOpens the project page on GitHub Ubuntu TermAn Ubuntu-style desktop terminal for Windows.Windows

Desktop & system

CloudDropUpload-only cloud folder: drop files in and they go to Google Drive, OneDrive, Dropbox, S3 and more.LinuxWindows CrossShellSSH both ways, files, port forwards and remote desktop between Linux and Windows on your LAN.LinuxWindows DiskRescueRecover photos and videos from failing disks and cards, and repair damaged media files.LinuxWindows CloneStudioMove everything to your new Linux computer over Wi-Fi, a direct cable or a USB drive.Linux GearwiseGuide coming soonConfigure Logitech, Razer, Corsair and SteelSeries mice and keyboards.LinuxWindowsOpens the project page on GitHub DiscWriterBurn CDs, DVDs and Blu-ray discs on Linux.Linux NearShareSend and receive files with Android, Windows and macOS over the Quick Share protocol.Linux Rover ExplorerWindows XP-style file explorer with the search companion dog and instant search.LinuxWindows Flint BrowserPrivate web browser with built-in ad blocking, secure DNS, fast downloads and reader mode.LinuxWindows Luna Media PlayerWindows XP-era music and video player for the media already on your machine.Linux CompressXGuide coming soonOffline compressor and converter for images, PDFs, video, audio and archives.LinuxWindowsAndroidOpens the project page on GitHub Creator ToolkitGuide coming soonOffline media toolkit: compress, convert and trim images, video, audio and PDFs with social presets.LinuxWindowsAndroidOpens the project page on GitHub Key DeckGuide coming soonTurn your phone into a programmable macro pad for Ubuntu and Windows.AndroidLinuxWindowsOpens the project page on GitHub

Crypto & privacy

KilonovaBetaOpen-source Monero wallet with full-node or light-wallet sync and multiple wallets.LinuxWindowsAndroid poolwatchGuide coming soonMulti-chain mempool viewer for the terminal: Monero, Oxen, Beldex and Bitcoin.TerminalOpens the project page on GitHub lmdb-lws-backupGuide coming soonEncrypted hot backups for monero-lws LMDB databases.CLIOpens the project page on GitHub CloakpasteHides emails, keys, card numbers and names before you paste into AI chats.ChromeFirefox

AI & ML

LocalRAGGuide coming soonOffline, self-hosted RAG server: drop in documents, ask questions, get cited answers.DockerOpens the project page on GitHub SignVoxGuide coming soonSign at your phone’s front camera and it speaks for you, fully offline.AndroidOpens the project page on GitHub MarkDropGuide coming soonTurn web pages, documents and files into Markdown.ChromeFirefoxAndroidDesktopOpens the project page on GitHub DL PrismBetaLocal-first AI gateway with policy routing, failover and cost budgets.Server

Mobile

SecureShellGoSSH terminal, SFTP and remote desktop with strict host-key verification.AndroidLinux SpaceSweepStorage optimiser: duplicate finder, cache cleaner, junk and large-file sweeper.Android HomeDeckEarly accessOne control panel for your home plus an offline voice assistant, for old phones and tablets.Android DoseDropGuide coming soonMedication and water reminders that repeat until you confirm.AndroidLinuxWindowsOpens the project page on GitHub Flint MobilePrivate mobile browser with built-in ad blocking, private tabs and reader mode.Android RetroBeatGuide coming soonLocal music player with a modern look and a Windows Media Player retro mode.AndroidOpens the project page on GitHub ClearSMSGuide coming soonAd-free SMS app with an on-device smart inbox and one-tap OTP copy.AndroidOpens the project page on GitHub NFC WalletGuide coming soonStore, secure and clone NFC cards, keys and tags, behind a fingerprint or PIN.AndroidOpens the project page on GitHub Sudoku SolverGuide coming soonPhotograph a Sudoku and solve it with on-device OCR.AndroidOpens the project page on GitHub

Web & emulators

Dhiva ToolsGuide coming soonFree online image, PDF, developer and SEO tools that run in your browser.Web

DL Image ToolsGuide coming soonCompress, resize, convert, crop and optimize images in your browser.ChromeFirefoxOpens the project page on GitHub Game BoyGame Boy (DMG) emulator in C++20 and SDL2.Linux CHIP-8CHIP-8 interpreter in C++20 and SDL2.Linux