SteveTheKiller / KillerPDF
Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.
d2phap / ImageGlass
🏞 A fast, open-source, modern image viewer for 90+ formats – including WEBP, GIF, SVG, AVIF, JXL, HEIC and more – built for smooth browsing across Windows, macOS, and Linux.
ValveResourceFormat / ValveResourceFormat
Source 2 Viewer is an all-in-one tool to browse VPK archives, view, extract, and decompile Source 2 assets, including maps, models, materials, textures, sounds, and more.
riyasy / FlyPhotos
A blazing fast ultra-light photo viewer replacement for Windows. Works similar to Picasa Photo Viewer.
4sval / FModel
Unreal Engine Archives Explorer
0x7c13 / Notepads
A modern, lightweight text editor with a minimalist design.
Ruben2776 / PicView
Fast, free and customizable picture viewer
nautilusbits / mdk-sdl
Port of MDK (Shiny Entertainment, 1997) to C# and SDL3, based on reverse engineering: stereo 3D, VR viewer (Cardboard) on Android and desktop, gamepads - work in progress
character-map-uwp / Character-Map-UWP
A modern, native UWP replacement for the Win32 Character Map and Windows Font Viewer with flawless high DPI and touch support.
sn4k3 / UVtools
MSLA/DLP, file analysis, calibration, repair, conversion and manipulation
mukunku / ParquetViewer
Simple Windows desktop application for viewing & querying Apache Parquet files
KirillOsenkov / MSBuildStructuredLog
A logger for MSBuild that records a structured representation of executed targets, tasks, property and item values.
Leo-Corporation / InternetTest
InternetTest is a modern connection utility for Windows. It can locate IP addresses, send ping request, recover your WiFi passwords and more!
EvotecIT / EventViewerX
Windows Event Log tooling for PowerShell and .NET: typed queries, reporting, export, WEC, automation, and the PSEventViewer module.
carina-studio / ULogViewer
Cross-Platform, Agent-Native Universal Log Viewer.
ww-rm / SpineViewer
一个简单好用的 spine 文件查看&导出&壁纸工具。A simple and easy-to-use spine file viewer & exporter & wallpaper.
erikdarlingdata / PerformanceMonitor
Free, open-source SQL Server and Postgres performance monitoring. Collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS, Postgres, Aurora Postgres.
glgen / UEBlueprintGraphViewer
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