Open Source Pascal Software
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Pascal Software
Browse free open source Pascal Software and projects below. Use the toggles on the left to filter open source Pascal Software by OS, license, language, programming language, and project status.
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Gen AI apps are built with MongoDB AtlasMongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
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The only CRM built for B2CKlaviyo unifies your customer profiles by capturing every event, and then lets you orchestrate your email marketing, SMS marketing, push notifications, WhatsApp, and RCS campaigns in one place. Klaviyo AI helps you build audiences, write copy, and optimize — so you can always send the right message at the right time, automatically. With real-time attribution and insights, you'll be able to make smarter, faster decisions that drive ROI.
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MinGW - Minimalist GNU for Windows
A native Windows port of the GNU Compiler Collection (GCC)
MinGW: A native Windows port of the GNU Compiler Collection (GCC), with freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All of MinGW's software will execute on the 64bit Windows platforms.">
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Lazarus
Rapid applications development tool and libraries for FPC
The Lazarus IDE is a stable and feature rich visual programming environment for the FreePascal Compiler. It supports the creation of self-standing graphical and console applications and runs on Linux, FreeBSD, MacOSX and Windows. -
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Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas.
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CudaText
Cross-platform text and code editor
Cross-platform code editor, with syntax highlight for 300+ languages. Has lite interface with tabs. Has JSON config files instead of the options dialog. Supports Python extensions. Documentation wiki: http://wiki.freepascal.org/CudaText -
Cortex: Boost Developer Coding SkillsCortex is a simple portal that helps developers work smarter by linking all your tools, setting clear rules, and slashing repetitive tasks. It speeds up onboarding, updates old code, and fixes issues fast. Over 100 big companies use it to save time and get better results.
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Free Pascal Compiler
Free 32/64/16-bit multi-platform Pascal and Object Pascal compiler
A 32/64/16-bit Pascal compiler for Win32/64/CE, Linux, Mac OS X/iOS, Android, FreeBSD, OS/2, Game Boy Advance, Nintendo NDS and DOS; semantically compatible with Delphi, Borland Pascal and Mac Pascal (partially) with extra features, e.g. operator overloading. -
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PeaZip
Free Zip software and Rar extractor
PeaZip is a free archiver tool. The application provides an unified, natively portable, cross-platform file manager and archive manager GUI for many Open Source technologies like 7-Zip, FreeArc, PAQ, UPX. Create: 7Z, ARC, Brotl, BZip, GZip, PEA, TAR, WIM, XZ, ZPAQ, ZIP, Zstandard files and more Open and extract 200+ file types: ACE, CAB, DEB, ISO, RAR, ZIPX and more Features of PeaZip includes extract, create and convert multiple archives at once, create self-extracting archives (sfx), split files, strong encryption with two factor authentication, encrypted password manager, secure deletion, find duplicate files, calculate hashes, export task definition as command line script. -
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astap program
Stacking program, astrometric (plate) solver, fits file viewer
ASTAP, Astrometric STAcking Program, astrometric solver and FITS image viewer. This program can view, measure, "astrometric (plate) solve" and stack deep sky images. Main features: - Stacking of astronomical images including dark frame and flat field correction - Native fast astrometric (plate) solver. - Alignment using an internal star match routine, internal Plate Solver, manual or ephemeris. - FITS viewer with swipe functionality, deep sky and star annotation, photometry and CCD inspector. - Annotation of solar and deepsky objects. - Photometry of point sources, extended sources and variable stars - Blink routine for astro images. -
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Cheat Engine
A development environment focused on modding
Cheat Engine is an open source development environment that’s focused on modding, or modifying single player games running under window so you can play them according to your personal preferences. You can make games harder or easier as you wish, through various mod options. It also comes with many other features to help debug games and other applications, and protect your system by letting you inspect memory modifications by backdoors. Cheat Engine also comes with extensive scripting support, so experienced developers can create and share their own applications with ease. -
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SkyChart is a software to draw chart of the night sky for the amateur astronomer from a bunch of stars and nebulae catalogs. See main web page for full download. This software is part of a full suite for astronomical observation: https://sourceforge.net/projects/ccdciel/ https://sourceforge.net/projects/indistarter/ https://sourceforge.net/projects/eqmodgui/ Requirement: https://sourceforge.net/projects/libpasastro/ See also: https://sourceforge.net/projects/indi/
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Your go-to FinOps platformUnlike reporting-only FinOps tools, FinOpsly unifies cloud (AWS, Azure, GCP), data (Snowflake, Databricks, BigQuery), and AI costs into a single system of action — enabling teams to plan spend before it happens, automate optimization safely, and prove value in weeks, not quarters.
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Turbo Pascal (With DOSBox)
Free compiler and development environment for Pascal
Turbo Pascal (With DOSBox) (TPWDB) is a free and open source compiler and Integrated Development Environment (IDE) for Pascal language on Windows 64 Bit and 32 Bit. Using basic Pascal programming, many functions, no need to install multiple steps and integrate some other tools. -
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thumbapps
Freeware/FOSS portable apps for your Windows!
We believe that free/open source softwares are enough, we don't need pirated softwares on Windows. But most of these aren't portables, or provided by PortableApps.com due to .NET dependencies, 64-bit etc. So we provide what's missing here. Software publisher who wishes their portablized software taken down, can tip us at https://www.thumbapps.org/2014/11/Contact-Us.html or versapps@gmail.com—we might not be able to respond promptly, but we eventually *will* ...thanks for your patience, and sorry for being such a #naughtyuploader ;) Disclaimer. All softwares are distributed in the hope that they will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. YOU USE AT YOUR OWN RISK. THE AUTHOR WILL NOT BE LIABLE FOR DATA LOSS, DAMAGES, AND LOSS OF PROFITS OR ANY OTHER KIND OF LOSS WHILE USING OR MISUSING THESE SOFTWARES. -
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libusbK
A complete software solution for windows usb devices
libusbK is a complete driver/library solution for vendor class usb device interfaces. If you are a usb developer or usb device manufacturer seeking a driver solution for a new USB widget then libusbK could be for you. libusbK encompasses a 100% WinUSB compatible api/funtion set. All WinUSB power/pipe polices are fully supported by the libusbK driver. In Addition, libusbK has full support for isochronous endpoints and an extensive set of additional modules to simplify development. Source code repository using github: https://github.com/mcuee/libusbk -
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Free Manga Downloader 2
Free open source application for managing and downloading manga
This is an active fork of the Free Manga Downloader which is a free open source application written in Object Pascal for managing and downloading manga from various websites. The source code was released under the GPLv2 license. -
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Transmission Remote GUI
A cross platform front-end for the Transmission BitTorrent client.
Transmission Remote GUI is a feature rich cross platform front-end to remotely control a Transmission Bit-Torrent client daemon via its RPC protocol. Transmission Remote GUI is faster and has more functionality than the built-in Transmission web interface. Transmission 1.40 or later is supported. Transmission Remote GUI is developed using Lazarus RAD and Free Pascal compiler. -
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ZeosLib
Database components for Delphi, FreePascal/Lazarus, Kylix, C++ Builder
Note: Delphi NextGen support (Android, iOS, OS X,) has been added the Zeos 8.0 development version. Supported compilers start with Delphi XE 10.2 Tokyo. For problems please contact us in the forums on https://zeoslib.sourceforge.io. The ZeosLib is a set of database components for MySQL, MariaDB, PostgreSQL, Interbase, Firebird, MS SQL Server, SAP Adaptive Server Enterprise and Adaptive Server Anywhere (previously Sybase), Oracle and SQLite for Delphi, FreePascal/Lazarus and C++ Builder. -
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HeidiSQL
A lightweight client for managing MariaDB, MySQL, SQL Server, etc.
HeidiSQL is a lightweight, open-source client for managing relational databases. It provides a user-friendly interface for browsing and editing data, creating and modifying tables, and executing SQL queries. HeidiSQL supports various database systems, making it a versatile tool for developers and database administrators. -
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Subtitle Workshop
Free subtitle editor
Subtitle Workshop is a free application for creating, editing, and converting text-based subtitle files. It supports all the subtitle formats you need and has all the features you would want. -
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Visual MASM
Visual MASM - Assembly IDE for Microsoft MASM
Create 16-bit, 32-bit and 64-bit Microsoft Windows and 16-bit MS-DOS applications with Visual MASM for Microsoft Macro Assembler (MASM). -
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Pascal XE
Pascal XE is an easy to use IDE for Pascal programming.
Pascal XE is an IDE for Pascal programming, it is user friendly and designed specially for beginners in programming. Pascal XE includes 3 free compilers: - Virtual Pascal Compiler 2.1.279 (default) - Free Pascal Compiler 3.0.4 - GNU Pascal Compiler 20070904 -
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NetTime is a simple, free time synchronization client for Win32, providing a client and server for SNTP and RFC868. Its main claim to fame is that it is small, simple and unobtrusive.
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Disk Image Manager
Visual inspection tool for .dsk Spectrum/Amstrad disk images
Disk Image Manager is an application for examining and manipulating disk images in the Standard and Extended DSK format used by many Spectrum, Amstrad PCW and CPC emulators. Many of the features and functions of this tool were driven by the Spectrum Disk Preservation team which used this format and tool to help manage the selection and testing of disk images archived to The World of Spectrum and The TZX Vault. These images are traditionally created with CPDRead under DOS but Simon Owen's mordern SanDisk works great under Windows and provides for much more advanced imaging especially around copy-protected disks. -
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Bricx Command Center (BricxCC) is a highly popular Windows-based IDE for programming LEGO programmable bricks using NQC as well as MindScript, LASM, C++, C, Pascal, Java, and Forth. Program the new NXT brick using NBC and NXC.
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UltraStar Deluxe
A free sing-along karaoke game for your PC
Karaoke sing-along game for PC which is similar to Playstation® Singstar™. It allows up to six players to sing along with music using microphones in order to score points, depending on the pitch of the voice and the rhythm of singing. -
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[OFFICIAL] tinyfiledialogs C C++ v3.21.3
inputbox password WIN OSX GTK QT Console VCPKG C# Lua R Fortran Pascal
one C/C++ file & header ==> 8 functions: - beep - tray notify popup - message & question - input & password - save file - open file(s) - select folder - color picker complements OpenGL Vulkan GLFW GLUT GLUI VTK SFML TGUI SDL Ogre Unity3d ION OpenCV CeGui MathGL GLM CPW GLOW Open3D ImGui MyGui GLT NGL STB Nuklear Fenster MicroUi & head-less programs NO INIT NO MAIN LOOP NO LINKING NO INCLUDE win (XP to 11) ASCII MBCS UTF-8 UTF-16 (wchar_t) - native dialogs osx/unix ASCII UTF-8 - applescript kdialog zenity shanty … ° SSH console / X forwarding / waypipe Wayland ° the dialogs can be forced into console mode ° curses dialogs via Dialog.exe/Dialog (disabled by default) C89/C23 & C++98/C++23 compliant VisualStudio MinGW GCC Clang TinyCC IntelCC OWCC BCC SunCC on Windows Mac Linux Bsd Solaris Minix Raspbian Flatpak Haiku bindings: VCPKG C# R Lua Rust Haskell Java AllegroBasic Fortran Pascal D JavaScript Kotlin click tab 'Files' for prototypes">
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Horse
Fast, opinionated, minimalist web framework for Delphi
Horse is an Express-inspired web framework for Delphi and Lazarus. Designed to ease things up for fast development in a minimalist way and with high performance. Fast, opinionated, minimalist web framework for Delphi. Horse works with Delphi 11 Alexandria, Delphi 10.4 Sydney, Delphi 10.3 Rio, Delphi 10.2 Tokyo, Delphi 10.1 Berlin, Delphi 10 Seattle, Delphi XE8 and Delphi XE7. Horse is free and open-source software licensed under the MIT License.