rclone is a free open-source tool to sync and copy across 70+ storage services, with encryption and mounting cloud storage as a drive. For archives and backups.
Kopia is free open-source backup: encrypted, compressed snapshots to a disk, server or cloud, with a GUI and scheduling. For small offices and freelancers.
restic is free open-source command-line backup: encrypted backups that transfer only what changed, to disk, NAS or cloud. Backing up project folders safely.
NanaZip is a free open-source archiver built on 7-Zip: it fits the Windows 11 context menu, supports dark mode and adds formats such as Zstandard and Brotli.
PeaZip is a free open-source archiver for 200+ formats, with encryption, splitting and hash checks. For sending heavy models and archiving finished projects.
Meld is a free open-source tool for visual two- and three-way diff and merge of files and folders, with Git support. For scripts and input files kept in Git.
WinMerge compares files, folders, CSV tables and images on Windows for free and shows what changed between revisions: input files, scripts and project folders.
Audacity is a free open-source audio editor: record, cut and denoise tutorial narration, plus a spectrogram for a first look at noise and vibration recordings.
HandBrake is a free open-source video converter: long screen recordings and heavy site videos become small MP4 files you can email or upload. Settings tips.
Kdenlive is an open-source non-linear video editor from KDE: multicam, effects, voice-over and auto-transcribed subtitles. For long training and project videos.
Shotcut is a free open-source video editor: cutting, text, filters and screen capture. For engineers — tutorials, project presentations and site-visit videos.
ScreenToGif records a screen area, webcam or sketch board into a frame editor. Make a short GIF of steps in a program for a bug report or an internal guide.
