optiperl
OptiPerl is a fully integrated developing environment for creating, testing, debugging and running perl scripts
- Quiet
- Application
- Delphi
- GitHub
- ★ 11
- GPL-3.0
Catalog
30,061 projects in the catalog.
Free Pascal, Lazarus and Delphi components, libraries and programs from GitHub, SourceForge, Codeberg, GitLab and more. Rate them, mark what looks interesting, and talk about them on their benches.
DelphiDebugWindow
A useful debugging tool for Delphi/Lazarus/FreePascal developers
- Active
- Library
- Lazarus and Delphi
- GitHub
- ★ 10
- GPL-3.0
jcf-pascal-format
JEDI code formatter better compatible with modern Delphi
- Quiet
- Application
- Lazarus and Delphi
- GitHub
- ★ 39
delphi-visual-studio-code-debugger
A debugger for delphi in visual studio code, and also a MCP server to give claude/copilot/etc authonomous delphi debugging capabilities
- Active
- Application
- Delphi
- GitHub
- ★ 48
- MIT
DiaSymbolView
PDB file inspection tool
- Active
- Application
- Delphi
- GitHub
- ★ 141
- MIT
FPConsole
FPConsole is a testing tool that saves your time in the debugging process. It help you with spotting bug, noticing wrong output and many more in few steps while developing programs. This program requires Free Pascal Compiler installed in your system. Download here: https://freepascal.org/download.var
- Quiet
- Application
- Lazarus
- SourceForge
- MIT License
luaedit
LuaEdit is an IDE, debugger and editor of Lua scripts. It support local and remote debugging. LuaEdit was one of the very first Lua debuggers and has been in development since 2004. It is also one of the most diverse and professional free Lua debuggers. This repository was converted from a CVS repository on luaforge.net on Jan. 20, 2010. If you are the maintainer, please fork and then email luaforge@gmail.com and ask us to "reroot" it to you. (Or you can ask us to delete the repository.)
- Quiet
- Application
- Delphi
- GitHub
- ★ 15
DissAssemblyDebug
A try, to implement a debugger for my own use. Now, published for the public folk. Currently only for 32-Bit Application's.
- Quiet
- Application
- Delphi
- GitHub
- ★ 1
- MPL-2.0
pasta80
Turbo Pascal 3.0-compatible compiler that generates machine code for classic and modern Z80 machines (currently CP/M, Sinclair ZX Spectrum 48K/128K/Next, and Agon Light/Console8).
- Active
- Application
- GitHub
- ★ 207
mseide-msegui
MSEide is a Rapid Application Development IDE for platform independent rich GUI applications in the Pascal language. It comes with its own GUI toolkit called MSEgui. Binaries: https://github.com/mse-org/mseide-msegui/releases
- Active
- Application
- Lazarus
- GitHub
- ★ 167
- GPL-2.0
fpcupdeluxe
A GUI based installer for FPC and Lazarus
- Active
- Application
- Lazarus
- GitHub
- ★ 645
dexed
Re-upload of Basile B's nearly-lost D language IDE, with some level of further active development intended.
- Archived
- Application
- Lazarus
- GitHub
- ★ 21
- BSL-1.0
pascal-language-server
LSP server implementation for Pascal
- Active
- Application
- Lazarus
- GitHub
- ★ 95
- GPL-3.0
map2pdb
map2pdb: A utility to generate pdb debug info for Delphi applications
- Active
- Application
- Delphi
- GitHub
- ★ 78
LSP-Pascal-Library
A language server protocal client written in Pascal (Delphi).
- Active
- Library
- Delphi
- GitHub
- ★ 63
- MIT
Delphi-StackTrace
Capturing call stacks in Delphi
- Active
- Library
- Delphi
- GitHub
- ★ 48
- Unlicense
PythonFMXBuilder
An application builder for Python using DelphiFMX for Python for targeting Android.
- Quiet
- Application
- Delphi
- GitHub
- ★ 46
- MIT
LuaDecompiler
Lua bytecode disassembler and decompiler for Lua 5.1, 5.2, 5.3, 5.4, and 5.5 binary chunks.
- Active
- Application
- Lazarus
- GitHub
- ★ 41
- AGPL-3.0
maXbox4
code compiler script studio
- Active
- Application
- Lazarus and Delphi
- GitHub
- ★ 26
- GPL-3.0
Delphi-LSP-MCP-Server
Allows AI agents to talk to Delphi 11, 12, 13 LSP Server (DelphiLSP.exe <- Requires a valid Delphi/Embarcadero license !)
- Active
- Application
- Delphi
- GitHub
- ★ 25
My-Dev-Cpp
A new and improved fork of Orwell Dev-C++
- Archived
- Application
- Delphi
- GitHub
- ★ 25
NitroPascal
NitroPascal is a new data/object oriented programming (DOOP) language based on Pascal / Delphi. In development is: - compiler (npc), - IDE NitroEDitor (NED).
- Active
- Application
- Delphi
- GitHub
- ★ 25
dap4delphi
Debug Adapter Protocol for Delphi
- Quiet
- Library
- Delphi
- GitHub
- ★ 24
- MIT
TDump-Explorer
TDump GUI
- Active
- Application
- Delphi
- GitHub
- ★ 22
- MIT
Tiger
Tiger is a Delphi-hosted compiler infrastructure that lets you generate native x86-64 binaries for Windows and Linux — executables, shared libraries, static libraries, and object files — entirely from code. There is no source language to parse. Instead, you construct programs using a fluent Delphi API: define types, declare functions.
- Active
- Library
- Delphi
- GitHub
- ★ 19
ts2pas
A node.js tool to convert TypeScript definition files to DWScript based Object Pascal headers
- Active
- Application
- GitHub
- ★ 18
- MIT
OmniScope
This Zig-based LLVM analysis framework focuses on static unsafe/ffi boundary analysis.
- Active
- Other
- GitHub
- ★ 17
- Apache-2.0
lightpi
Lightweight Pascal Interpreter
- Active
- Application
- Lazarus
- GitHub
- ★ 15
- Apache-2.0
Myrissa
Myrissa is a modern systems programming language by Jarrod Davis, combining Pascal readability with robust C ABI interoperability. Written entirely in Delphi, its self-contained compiler generates native x86_64 code for Windows and Linux, with built-in linking, managed strings, unit testing, exception handling, and low-level control.
- Archived
- Application
- Delphi
- GitHub
- ★ 15
TypeUtils
Utility functions based on Object Pascal's runtime type information (RTTI)
- Quiet
- Library
- Delphi
- GitHub
- ★ 14
- Unlicense
fpdebug
Free Pascal Debugger
- Archived
- Library
- Lazarus
- GitHub
- ★ 12
- BSD-2-Clause
DWScript-Language-Server
An open source implementation of a language server for DWScript
- Active
- Application
- Delphi
- GitHub
- ★ 11
- GPL-3.0
A-Bauman-BTPC-64
Self-hosting Bauman TinyPascal Compiler for Linux x64
- Quiet
- Application
- GitHub
- ★ 10
delphi-lexer
[LIB] Tokenize Delphi source code into a complete, position-aware token stream with full round-trip fidelity and explicit invalid-token handling for parsers, formatters and tooling. Includes TokenCompare, TokenStats, TokenDump utilities along with custom Syntax Highlighter for SynEdit.
- Active
- Library
- Delphi
- GitHub
- ★ 10
- MIT
MyraLang
Myra is a minimal systems programming language inspired by Oberon and Pascal that compiles into C++23 using the Zig toolchain. Its core philosophy emphasizes a clean, unambiguous syntax while providing seamless interop, allowing developers to intermix raw C++ code directly within Myra source files. Pascal. Refined.
- Archived
- Application
- Delphi
- GitHub
- ★ 8
simplejson-fp
A user-friendly JSON library for Free Pascal with automatic memory management.
- Active
- Package
- Lazarus
- GitHub
- ★ 8
- MIT
Z80-Forever
Z80 Assembler/Disassembler with editor
- Quiet
- Application
- Lazarus
- GitHub
- ★ 8
- GPL-3.0
CPaskal
CPaskal Programming Language
- Archived
- Application
- Delphi
- GitHub
- ★ 7
PB2PAS
PB2PAS is a protocol buffer compiler, that compiles protobufs to Pascal.
- Active
- Application
- Lazarus
- GitHub
- ★ 7
Callisto
Lua scripting for Delphi
- Active
- Library
- Delphi
- GitHub
- ★ 5
- BSD-3-Clause
delphi-aikit
Utilities for AI-assisted Delphi code analysis and builds.
- Active
- Application
- Delphi
- GitHub
- ★ 5
DX.DelphiLanguage
- Active
- Library
- Delphi
- GitHub
- ★ 5
object-pascal-tree
object pascal AST parser
- Active
- Library
- Delphi
- GitHub
- ★ 5
- MIT
pmut
A Linux multi-tool for Propeller 2 development, based off "PNut" for Windows.
- Quiet
- Application
- Lazarus
- GitHub
- ★ 5
- MIT
Sharp_LittleC_Compiler
Sharp LittleC Compiler
- Active
- Application
- Lazarus
- GitHub
- ★ 5
fp-h2pas
A tool that translates C header files into Object Pascal
- Active
- Application
- Lazarus
- GitHub
- ★ 4
- MIT
Free-Simula
A compiler for Standard Simula, and our Free Simula dialect. Free Simula is a modernized Simula dialect, serves as a hobbyist project, and educational environments.
- Active
- Application
- GitHub
- ★ 4
- MIT
gospel
A programming interface for an industrial robot
- Quiet
- Application
- Delphi
- GitHub
- ★ 4
- MIT
xASM
a 32bit x86 ASM Compiler
- Active
- Application
- Delphi
- GitHub
- ★ 4
- MIT
BFI4Pascal
- Active
- Application
- Lazarus
- GitHub
- ★ 3
- MIT-0
Chandra
Lua Scripting for Delphi
- Active
- Library
- Delphi
- GitHub
- ★ 3
- BSD-3-Clause
dynamod
Dynamic-loading class, and program to wrap an Object Pascal .inc file for static and dynamic linkage.
- Active
- Library
- Lazarus
- GitHub
- ★ 3
- GPL-2.0
jetLua
jetLua: A best-in-class scripting solution for Delphi.
- Active
- Library
- Delphi
- GitHub
- ★ 3
- BSD-3-Clause
map2pdb
- Active
- Application
- Delphi
- GitHub
- ★ 3
PaxLang
Pax is a Pascal/Oberon-inspired systems language that compiles to modern C++23 using Zig’s Clang toolchain, with a pass-through design that lets you mix raw C++ and Pax code freely in the same source file.
- Active
- Application
- Delphi
- GitHub
- ★ 3
PLUA
Lua for Pascal
- Active
- Library
- Delphi
- GitHub
- ★ 3
- BSD-3-Clause
adsp-pl0
Transcription (and conversion to current Free Pascal code) of the PL0 compiler and interpreter presented in 1976 by Niklaus Wirth in his book 'Algorithms + Data Structures = Programs'
- Active
- Other
- Lazarus
- GitHub
- ★ 2
- MIT
Callisto_tinyBigGAMES
Lua scripting for Delphi
- Active
- Library
- Delphi
- GitHub
- ★ 2
- BSD-3-Clause
devcpp
An updated and improved fork of Orwell Dev-C++
- Quiet
- Application
- Delphi
- GitHub
- ★ 2
lispal
lispa, aka "LFP" or "Lisp Flavored Pascal"; is a fast, and embeddable scripting lisp that is fundamentally pascal with lisp syntax. Inspired from LFE (Lisp Flavored Erlang)
- Active
- Library
- Lazarus
- GitHub
- ★ 2
- MIT