CSE HTML Validator Professional 26.01
Check HTML, XHTML and CSS for problems with CSE HTML Validator Professional for Windows, with configurable validation messages and spelling, link and accessibility checks.
Development
Editors and tools for building software. Read the essentials, check the platform and follow the documented download.
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CSViewer 2.6
Explore CSV, TSV, Parquet and QVD files with CSViewer, a free 64-bit Windows data viewer with filters, column profiles, charts and subset export.
CudaText 1.238.0.0
Edit code and text on Windows with CudaText, a free, open-source editor with syntax highlighting, multiple carets, split views and Python add-ons.
CudaText 1.237.2.0
Edit source code and text on Mac with CudaText, a free, open-source editor with syntax highlighting, multi-carets, split views and Python add-ons.
Cyberduck 9.5.4
Browse remote servers and cloud storage with Cyberduck for Windows, a free, open-source file-transfer client for FTP, SFTP, WebDAV and services such as Amazon S3.
Cygwin 3.6.12 (Cygwin DLL)
Use GNU tools, a Unix-style shell and a POSIX compatibility library on Windows with Cygwin. Select and update packages through its graphical setup program.
Database Workbench Pro Version 7 Release 2 (7.1.0)
Write SQL, design database schemas and compare data with Database Workbench Pro, a Windows database IDE available as a time-limited trial.
DataGrip 2026.2.6
Write SQL, browse database schemas and edit query results with DataGrip for Mac, JetBrains' database IDE. This download is the Apple silicon DMG; commercial use requires a subscription.
datui 0.4.15
Explore CSV, Parquet, JSON and other tabular data in your Windows terminal. datui combines SQL queries, filtering, charts and exports without providing cell-by-cell editing.
DB Browser for SQLite 3.13.1
Create and edit SQLite databases on Mac with a spreadsheet-like record browser, SQL queries and CSV import/export. The macOS DMG includes Apple Silicon and Intel support.
DB Browser for SQLite 3.13.1
Create and edit SQLite databases, browse records in a table view, run SQL queries and exchange CSV data with this free, open-source Windows database tool.
DBCopier 3.0.2
Copy tables or query results between databases with DBCopier for Windows. Preview a transfer in its wizard, save copy sessions or automate repeat jobs from the command line.
DBeaver Community 26.2.3
Write SQL queries and edit database tables on your Mac with DBeaver Community, a free, open-source client for PostgreSQL, MySQL, SQLite and other databases.
DBeaver Community 26.2.3
Query databases and edit table data with DBeaver Community, a free, open-source desktop SQL client for Windows.
DbGate 7.3.3
Browse and edit database tables, write SQL queries and transfer data with DbGate Community for Mac, a free, open-source database client.
DbGate 7.3.3
Browse and edit database tables, write SQL queries and exchange data with DbGate Community, a free, open-source database client for Windows.
DbSchema 10.6.0
Visualize database schemas, draw ER diagrams and run SQL with DbSchema for Windows. A free Community edition covers live-database work; paid editions add saved models, documentation and schema synchronization.
Dependency Walker 2.2.6000
Inspect Windows EXE and DLL dependencies, imported functions and module-loading problems with Dependency Walker, a free diagnostic utility with graphical and console modes.
Dev-C++ 6.3
Write, compile and debug C and C++ programs on Windows with Dev-C++. This download is the Embarcadero fork, bundled with TDM-GCC 9.2.
DevUtils 1.17.0
Format JSON, convert data, decode strings and inspect text with DevUtils, a paid macOS toolbox that processes your working data offline.
DiffMerge 4.2.1.1013
Compare text files, review folder differences and merge changes with SourceGear DiffMerge for Mac. The publisher download is an Intel DMG.
DiffMerge 4.2.0 (build 697)
Compare files, review folder differences and merge three file versions with SourceGear DiffMerge for Windows. The linked package is the 64-bit MSI installer.
Digital Logic Design 2.0 (publisher designation)
Design and simulate digital circuits with logic gates, flip-flops and reusable IC modules. Digital Logic Design also includes a digital oscilloscope for observing signals.
DipTrace 5.3.5.1
Design electronic schematics and printed circuit boards with DipTrace for Windows, with interactive routing, design-rule checks and manufacturing exports. This download is the 64-bit, 30-day trial.