Here is the list of 542 origin communities who fostered the development of a new language(s) or other thing(s) in the PLDB.
| name | languages | count |
|---|---|---|
| Microsoft | C# - TypeScript - PowerShell - Visual Basic - VBA - ASP - Visual Basic .NET - CIL - VBScript - Microsoft BASIC - F* - Dafny - Batchfile - Visual FoxPro - Bicep - JScript - LINQ - Altair BASIC - Commodore BASIC - Microsoft Small Basic - Microsoft Macro Assembler - Koka - MBASIC - J# - bosque - checked-c - AL - DAX - AmigaBASIC - PowerQuery M - C/AL - Color BASIC - Atari Microsoft BASIC - ARM Templates - Boogie - ASP.NET - Abstract State Machine Language - EverParse3D - LSP - Visual J++ - ASTLOG - Bartok | 42 |
| IBM | PowerPC - Rexx - X10 - PL/I - RPG - AXIOM - JCL - BNF - GML - CLIST - IBM 1620 - EGL - EXEC - Algebraic modeling language - AUTOCODER - IBM i Control Language - IBM Informix-4GL - CMS Pipelines - Blue - blue - SYMBOLIC ASSEMBLY - PL/I - AUTOCODER II - COGO - ABC++ - AUTOCODER III - APLGOL - AQL - MAP | 29 |
| Apple | Swift - PowerPC - Applescript - Dylan - HyperTalk - SIL - Apple BASIC - B3 IR - AIR - 3D Logo - Automator - Clascal | 12 |
| Massachusetts Institute of Technology | Click - Alloy - CLU - Automatically Programmed Tool - Argus - Adenine - BRL - BASEBALL - 2lisp - Acore - Actors - Butterfly Common LISP | 12 |
| Go - Dart - Protocol Buffers - FlatBuffers - Closure Templates - Soy - Yedalog - Lanai | 8 | |
| Bell Labs | C - awk - B - ALEF - basic calculator - BEFLIX - Bon | 7 |
| University of California, Berkeley | chisel - bloom - C shell - CGOL - CAL Actor Language - Borneo - BISTRO | 7 |
| W3C | HTML - WebAssembly - XQuery - SVG - XPath - SPARQL | 6 |
| Digital Equipment Corporation | DIGITAL Command Language - BASIC-PLUS - BASIC-11 - Baby modula-3 - C flat - Basic PDP-1 Lisp | 6 |
| Oracle | Java - MySQL - PL/SQL - JavaFX Script - PeopleCode | 5 |
| Reason - GraphQL - Hack - tornado - skip | 5 | |
| University of Cambridge | BCPL - Conway chained arrow notation - Cheri - CLANGER - CogMap | 5 |
| Carnegie Mellon University | Avionics Architecture Design Language - Arctic - Adagio - Amulet - Avalon/Common LISP | 5 |
| Blitz Research | BlitzBasic - Blitz3D - BlitzMax - BlitzPlus | 4 |
| Xerox PARC | CLISP - Cedar - 3-LISP - ByteLisp | 4 |
| University of Ljubljana | boa - calc - calc_var - comm | 4 |
| The MITRE Corporation | ADAM - AESOP - Alonzo - CHARYBDIS | 4 |
| JetBrains | Kotlin - Nemerle - arend | 3 |
| Nvidia | CUDA - Cg - PTX | 3 |
| Adobe | PostScript - ColdFusion - ColdFusion Components | 3 |
| Apache | Pig Latin - Thrift - Velocity | 3 |
| Centrum Wiskunde & Informatica | ABC - Binary Lambda Calculus - Alma-0 | 3 |
| Stanford University | ALGOL W - Advice Taker - Atomos | 3 |
| Salesforce | Apex - SOQL - SOSL | 3 |
| Naval Postgraduate School | CMS-2 - CBASIC - ALGOL-E | 3 |
| California Institute of Technology | Caltech Intermediate Form - Coherent Parallel C - Cantor | 3 |
| Vrije Universiteit | AmbientTalk - Agora - Ada 9X | 3 |
| University of Edinburgh | CIRCAL - CLEAR - AlphaPop | 3 |
| MathWorks | MATLAB - Simulink | 2 |
| Mozilla | Rust - Asm.js | 2 |
| Acorn Computers or Arm Ltd | ARM - AArch64 | 2 |
| Cognitect, Inc | Clojure - baysick | 2 |
| Wolfram Research | Mathematica - Wolfram Language | 2 |
| Dartmouth College | BASIC - ANSI BASIC | 2 |
| Motorola | PowerPC - BASIC09 | 2 |
| Intel | X86 - CIL | 2 |
| Chalmers University of Technology | Agda - Cayenne | 2 |
| GNU Project | Emacs Lisp - Bison | 2 |
| NASA | CLIPS - PLEXIL | 2 |
| Bell Telephone | Bourne shell - B-LINE | 2 |
| Boston University | ATS - ARTSPEAK | 2 |
| Kx Systems | Q - K | 2 |
| Eclipse Foundation | AspectJ - ATLAS Transformation Language | 2 |
| International Federation for Information Processing | ALGOL 68 - ALGOL X | 2 |
| Karlsruhe Institute of Technology | Argdown - BALG | 2 |
| Hewlett-Packard | RPL - BDL | 2 |
| Optimized Systems Software | Action! - BASIC A+ | 2 |
| Carnegie-Mellon University | BLISS - Charrette Ada | 2 |
| International Computers Limited | Cesil - CODIL | 2 |
| Remington Rand | MATH-MATIC - ARITH-MATIC | 2 |
| Atari, Inc | BASIC Programming - Batari Basic | 2 |
| Bendix Corporation | ALGO - 20-GATE | 2 |
| Honeywell | Fully Automated Compiling Technique - Business application language | 2 |
| RAND | SIMSCRIPT - Relational Data File | 2 |
| Amiga | Amiga E - Amigas | 2 |
| Health Level Seven International | Continuity of Care Document - Clinical Document Architecture | 2 |
| University of Manchester | Atlas Autocode - BALSA | 2 |
| DEC | Obliq - cimfast | 2 |
| Department of Computer Science, University of Toronto | 2-pak - 1.pak | 2 |
| University of Washington | CECIL - BASIL | 2 |
| Monash University | CLPR - APL2 | 2 |
| University of California, Riverside | bioscript - Candy Codes | 2 |
| University of Aberdeen | ABSET - Agent-K | 2 |
| University College London | CLiX markup - CLOVER | 2 |
| Brown University | BRUIN - CCEL | 2 |
| Technological University Dublin and University College Dublin | Alpha - Alpha | 2 |
| Massachusetts Computer Associates | AMBIT - AMBIT/G | 2 |
| BASIS International Ltd. | BBj - BBx | 2 |
| Birkbeck College, University of London | Arc Assembly - Birkbeck Assembly | 2 |
| Technical University Berlin | BACK - ACT ONE | 2 |
| SGP Systems | baltazar - BaltĂk | 2 |
| University of California | Active Language I - B4Tran | 2 |
| State University of New York | AMPPL-II - AMPPL-I | 2 |
| U.S Naval Ordnance Laboratory | ADES II - ADES | 2 |
| New York University | AIDS - BALM | 2 |
| University of California, Los Angeles | BMD - COLASL | 2 |
| Python Software Foundation | Python | 1 |
| Zend | PHP | 1 |
| Conference/Committee on Data Systems Languages | COBOL | 1 |
| International Organization for Standardization and the International Electrotechnical Commission | Ada | 1 |
| Ericsson | Erlang | 1 |
| GNU | Bash | 1 |
| Arduino | Arduino | 1 |
| Macromedia | ActionScript | 1 |
| https://github.com/jashkenas | CoffeeScript | 1 |
| Digital Mars | D | 1 |
| Advanced Micro Devices | X86 | 1 |
| PLT Inc. | Racket | 1 |
| American National Standards Institute | Common Lisp | 1 |
| Harvard University | APL | 1 |
| Khronos Group | OpenCL | 1 |
| Cray | Chapel | 1 |
| Fantaisie Software | PureBasic | 1 |
| Imagination Technologies | MIPS architecture | 1 |
| MIPS Technologies | MIPS architecture | 1 |
| University of San Francisco | ANTLR | 1 |
| AMPL Optimization LLC | AMPL | 1 |
| SAP | ABAP | 1 |
| Sentience Politics | Brainfuck | 1 |
| REBOL Technologies | REBOL | 1 |
| Swiss Federal Institute of Technology | Algol | 1 |
| Sun Microsystems | SPARC | 1 |
| WSO2 | Ballerina | 1 |
| AutoIt Consulting Ltd | AutoIt | 1 |
| The Boo Programming Language | Boo | 1 |
| Red Hat | Ceylon | 1 |
| StataCorp | Stata | 1 |
| Radboud University Nijmegen | Clean | 1 |
| International Federation for Information Processing | ALGOL 60 | 1 |
| Synopsys | SystemVerilog | 1 |
| MIT Instrumentation Laboratory and Charles Stark Draper Laboratory and Raytheon | AGC | 1 |
| HashiCorp | HCL | 1 |
| API Blueprint | API Blueprint | 1 |
| Business Process Management Initiative and Object Management Group | BPMN | 1 |
| Tufts University | C-- | 1 |
| https://github.com/clojure | ClojureScript | 1 |
| Autodesk and Basis Software | AutoLISP | 1 |
| RSA Laboratories | Base64 | 1 |
| AutoHotkey Foundation LLC | AutoHotkey | 1 |
| http://coconut-lang.org | Coconut | 1 |
| Nantucket Corporation | Clipper | 1 |
| International Telecommunication Union and International Electrotechnical Commission | ASN.1 | 1 |
| Cat's Eye Technologies | Befunge | 1 |
| Tao Group | chrysaLisp | 1 |
| Norwegian Institute of Technology | Atmel AVR | 1 |
| Cap'n Proto | Cap'n Proto | 1 |
| https://w3id.org/cwl/meeting_minutes | CWL | 1 |
| Bluespec, Inc | Bluespec | 1 |
| beefytech | beef-lang | 1 |
| Coalson LLC | BBCode | 1 |
| Qualcomm | Qualcomm Hexagon | 1 |
| Association for Computing Machinery and Gesellschaft fĂŒr Angewandte Mathematik und Mechanik | ALGOL 58 | 1 |
| INRIA | Caml | 1 |
| https://github.com/carp-lang | carp | 1 |
| Scandinavian School of object- orientation | BETA | 1 |
| TexasInstruments | TI MSP430 | 1 |
| Adobe Systems and Lucee Association and New Atlanta and openBD and The Railo Company | CFML | 1 |
| OASIS | BPEL | 1 |
| GitHub | CodeQL | 1 |
| JPMorgan Chase | Advanced Message Queuing Protocol | 1 |
| System Development Corporation | JOVIAL | 1 |
| Edward de Jong | beads-lang | 1 |
| Librascope company | ACT-III | 1 |
| BBC Micro | BBC BASIC | 1 |
| OpenAI | Triton | 1 |
| https://github.com/ChaiScript | chaiscript | 1 |
| Saarland University | Alice | 1 |
| https://github.com/carbon-language | Carbon | 1 |
| Aww Apps | blockml | 1 |
| Jensen & Partners International and Clarion International and SoftVelocity | Clarion | 1 |
| Shepardson Microsystems | Atari BASIC | 1 |
| Microsoft | Applesoft BASIC | 1 |
| UPC Consortium | UPC | 1 |
| https://claylabs.com/ | clay | 1 |
| AT&T Labs | Cyclone | 1 |
| Looker | LookML | 1 |
| ReScript Association | Bucklescript | 1 |
| Western University | Aldor | 1 |
| Cobra Language LLC | Cobra | 1 |
| Alexandre Plateau | ArkScript | 1 |
| Java Community Process | BeanShell | 1 |
| chuck team | Ch | 1 |
| Observable | Observable | 1 |
| Internet Ulm or Neu-Ulm eV | Almquist shell | 1 |
| Mapbox | CartoCSS | 1 |
| ARC International PLC | ARC processor | 1 |
| alpinelinux | Alpine Abuild | 1 |
| VFP Community | ActiveVFP | 1 |
| www.dangermouse.net | chef | 1 |
| InterSystems Corporation | Caché Basic | 1 |
| https://github.com/comby-tools | comby | 1 |
| Infocom | Z-machine | 1 |
| https://github.com/cell-lang | Cell | 1 |
| SoftIntegration, Inc | Ch computer programming | 1 |
| University of Manchester and University of Cambridge and University of London | Autocode | 1 |
| Computer Systems Laboratory | Mesa | 1 |
| Parallax, Inc. | BASIC Stamp | 1 |
| https://github.com/seanbaxter | circle-lang | 1 |
| Altera | Nios II | 1 |
| Columbia Presbyterian Medical Center and IBM | Arden syntax | 1 |
| Sage-Code | bee | 1 |
| Laravel | Blade | 1 |
| The University of Texas at Austin | ACL2 | 1 |
| The C3 Language Project | c3 | 1 |
| Fluid Analogies Research Group | BlooP | 1 |
| Yocto Project | BitBake | 1 |
| Atmel | Atmel AVR instruction set | 1 |
| https://github.com/CatalaLang | Catala | 1 |
| 1C Company | 1C Enterprise Script | 1 |
| Acorn Computers | Acorn Atom | 1 |
| Cadence Design Systems, Inc | Cadence SKILL | 1 |
| A school in Denmark | COMAL | 1 |
| Engineering at Meta | CIR | 1 |
| Computer Sciences Corporation | Fully Automated Compiling Technique | 1 |
| Internet Engineering Task Force | BARE | 1 |
| RCA Corporation | CHIP-8 | 1 |
| Europress | AMOS | 1 |
| https://github.com/Co-dfns/ | co-dfns | 1 |
| Lawrence Berkeley National Lab | Bro | 1 |
| MAI Systems | Business Basic | 1 |
| https://github.com/Cirru | Cirru | 1 |
| ABB Group | RAPID | 1 |
| Business Modeling and Integration Domain Task Force | BPML | 1 |
| BioWare | NWScript | 1 |
| Adventure Game Studio | Adventure Game Studio Script | 1 |
| University of Calgary | Charity | 1 |
| AdaCore and United States Air Force Academy | A# | 1 |
| AIMMS B.V. or Paragon Decision Technology B.V. | AIMMS | 1 |
| Casio Computer Co., Ltd | Casio BASIC | 1 |
| Johannes Kepler University | Coco/R | 1 |
| The New York Times | ArchieML | 1 |
| Red Hat Software | Augeas | 1 |
| https://github.com/JasonSteving99 | Claro | 1 |
| Shawnee State University | Basic-256 | 1 |
| Arch Linux | Battlestar | 1 |
| National Financial Computer Services, Inc or Broadway & Seymour | BANCStar | 1 |
| ActiveBuddy | BuddyScript | 1 |
| University of Chicago and Massachusetts Institute of Technology | COMIT | 1 |
| Anywhere Software | Basic4ppc | 1 |
| Morgan Stanley | A+ | 1 |
| reluk | Breccia | 1 |
| Independent group of people | Axiom | 1 |
| https://github.com/CategoricalData and https://www.categoricaldata.net/ | categorical-query-language | 1 |
| InterSystems | Caché ObjectScript | 1 |
| 80/20 Software | ASIC | 1 |
| The Chicken Team | CHICKEN | 1 |
| 3MF Consortium | 3D Manufacturing Format | 1 |
| Vagabondo Enterprises | CEEMAC | 1 |
| OpenCog Foundation | atomese | 1 |
| Our World In Data | Explorer | 1 |
| Acer and others | Chinese BASIC | 1 |
| Anywhere Software Ltd | Basic4android | 1 |
| Burroughs Corporation | Data Communications ALGOL | 1 |
| id Software | Action Code Script | 1 |
| Deskware | CobolScript | 1 |
| polymer-china | BeBasic | 1 |
| discord | Aardvark | 1 |
| Royal Radar Establishment | ALGOL 68-R | 1 |
| International Union of Crystallography | Crystallographic Information File | 1 |
| Dataindustrier AB | ABC 80 | 1 |
| Atlassian | BrightScript | 1 |
| Bull's Software-Haus | A++ | 1 |
| MetaComCo | Atari ST BASIC | 1 |
| Adam BlaĆŸek | Xidoc | 1 |
| University of Amsterdam | Bla | 1 |
| University of Wisconsin - Madison and The Boeing Company | Augment | 1 |
| BetaSoft | Beta BASIC | 1 |
| Bouygues' e-Lab research laboratory | CLAIRE | 1 |
| MU software development | ca65 Assembly | 1 |
| https://github.com/combinatorylogic/ | clike | 1 |
| Borland Software Corporation and Embarcadero Technologies | CodeGear Delphi | 1 |
| Cambridge University | Cambridge Algebra System | 1 |
| OASIS Content Assembly Technical Committee | Content Assembly Mechanism | 1 |
| Carnegie Mellon University and University of Southern California | Acme | 1 |
| Various developers | AspectC++ | 1 |
| 4D SAS | 4th Dimension | 1 |
| dustmop.io | co2 | 1 |
| RemObjects Software | Chrome | 1 |
| University of California, Santa Cruz | chain-format | 1 |
| Ateji | OptimJ | 1 |
| Computer science Department, Utrecht University | 3APL | 1 |
| Manx Software Systems | Aztec C | 1 |
| B32 Software | B32 Business Basic | 1 |
| Fraunhofer-Institut fĂŒr Sichere Informationstechnologie SIT and Technologie-Zentrum Informatik und Informationstechnik | CBOR data definition language | 1 |
| Federal University of Rio Grande do Sul and University of Massachusetts Amherst | AgentSpeak | 1 |
| Kevin Diggins and Robert Wishlaw | BCX | 1 |
| VIA Technologies, Inc | Alternate Instruction Set | 1 |
| ITU Telecommunication Standardization Sector | CHILL | 1 |
| Nederlandse Omroep Stichting | BASICODE | 1 |
| Gordon Eubanks | BASIC-E | 1 |
| https://flownet.com | Ciel | 1 |
| Amazon | Amazon Redshift | 1 |
| Communicative Machines | BML | 1 |
| Pontifical Catholic University of Rio de Janeiro | ceu | 1 |
| Pixar | USD | 1 |
| ASTM International and Massachusetts Medical Society and Healthcare Information and Management Systems Society and American Academy of Family Physicians and American Academy of Pediatrics | Continuity of Care Record | 1 |
| University of Saskatchewan and Queen's University | AUI | 1 |
| ARINC | Abbreviated Test Language for All Systems | 1 |
| Precision Visuals | PV-Wave | 1 |
| MicroAPL, Ltd | APLX | 1 |
| The Easy Programming Language Company | Easy Programming Language | 1 |
| Tom Mulgrew | Basic4GL | 1 |
| Within Technologies | CA-Realizer | 1 |
| Memorial University of Newfoundland | Bywater BASIC | 1 |
| cheetahtemplate.org | CheetahTemplate | 1 |
| Kjerner | alan | 1 |
| The Apache Software Foundation | avro | 1 |
| QL2 Software | webql | 1 |
| IMDEA Software Institute and Universidad Politécnica de Madrid and University of Texas and Microelectronics and Technology Corporation | Ciao | 1 |
| U.S. military Ada project | APSE | 1 |
| CMUCL Project | CMU Common Lisp | 1 |
| https://github.com/colorforth | ColorForth | 1 |
| Carnegie Mellon University and University of Kiel | Algebraic Logic Functional | 1 |
| Carnegie Mellon University and University of Southern California and Carnegie Mellon University | Alphard | 1 |
| Zaven Muradyan | awl | 1 |
| Alpha Microsystems | AlphaBasic | 1 |
| https://github.com/malisper | Common Lisp with Arc Macros and Procedures | 1 |
| Bolt, Beranek and Newman | Acornsoft Logo | 1 |
| ALCOR Group | ALCOR | 1 |
| Martin Capodici | badlanguage | 1 |
| https://nothing-to-say.org/ | blur-markup-language | 1 |
| Electronics & Telecommunications Research Institute | Bossam Rule Language | 1 |
| Bell Telephone Laboratories | ALTRAN | 1 |
| The Whitewater Group | Actor | 1 |
| CA Technologies | CA-Telon | 1 |
| Eiffel Software | Business Object Notation | 1 |
| https://6gu.nz/ | 6gunz | 1 |
| Moscow State Industrial University | c-talk | 1 |
| Boeing | Algae | 1 |
| University of Tokyo | Actor-Based Concurrent Language | 1 |
| Simulation Councils Inc | Advanced Continuous Simulation Language | 1 |
| Technical University of Kaiserslautern | Averest | 1 |
| European Computer-Industry Research Centre | CHIP | 1 |
| Hopson Community | Cane | 1 |
| gaborsoftware.nl | Citrine | 1 |
| codeflow.co | codeflow | 1 |
| https://clarity-lang.org/ | clarity | 1 |
| Suneido Software Corp | Suneido | 1 |
| The GNU Project | Autoconf | 1 |
| University of California and Arizona State University | AIL | 1 |
| Maxon | COFFEE Cinema 4D | 1 |
| IDACOM Electronics or Hewlett-Packard | 51forth | 1 |
| Canon Inc | CaPSL | 1 |
| Aaron High-Tech, Ltd | 8th | 1 |
| Air Force Logistics Command | CLASS | 1 |
| https://github.com/sharplispers | CLX | 1 |
| Istituto Nazionale di Fisica Nucleare | APE100 | 1 |
| NetMedia Inc | BasicX | 1 |
| AnyNowhere | Linoleum (L.in.oleum) | 1 |
| Haskell Foundation | clash | 1 |
| bel.bio | Biological Expression Language | 1 |
| Penn State University | axt-format | 1 |
| University of California Santa Cruz | Browser Extensible Data Format | 1 |
| Facebook and Apache Software Foundation | Apache Cassandra | 1 |
| University of Hawaii | ALOHAnet | 1 |
| USSR Academy of Sciences or National Academy of Sciences of Ukraine | Address | 1 |
| Bolt, Beranek and Newman Inc. | BBN-LISP | 1 |
| Datapoint Corporation | CHAIN | 1 |
| https://darksi.de/ | candor | 1 |
| Telemark College and University of Oslo | ABEL | 1 |
| American Microsystems, Inc | BOLT | 1 |
| UniversitĂ di Genova and UniversitĂ di Milano and University of Twente | Chimera | 1 |
| https://github.com/evacchi | clox | 1 |
| Blazify | BlazeX | 1 |
| teamisotope | Calypso | 1 |
| https://abstractmachines.dev | Caramel | 1 |
| https://github.com/phunanon | Chika | 1 |
| INRIA and University of Warsaw | bytecode-modeling-language | 1 |
| https://github.com/curly-lang/curly-lang | Closey | 1 |
| Aubit Computing Limited | aubit-4gl | 1 |
| Commodore-Amiga | bx | 1 |
| Epic Games | Blueprints | 1 |
| terra informatica and deeptown | c-smile | 1 |
| https://github.com/chaos-lang | chaos-lang | 1 |
| Fujitsu Computer Systems Corporation. | Cobol.NET | 1 |
| bixense.com | coffeepp | 1 |
| PegaSoft | BUSH | 1 |
| https://github.com/cloe-lang | cloe | 1 |
| Synthace | antha | 1 |
| kammerdienerb | bjou | 1 |
| Eastern Switzerland University of Applied Sciences | charly | 1 |
| https://github.com/andyfischer | circa | 1 |
| https://www.geekskool.com/ | cleanlang | 1 |
| University of Waterloo and huawei | Câ | 1 |
| Comenius University Bratislava | Clausal Language | 1 |
| Centrum Wiskunde & Informatica and University of Amsterdam and Universit`a di Udine | Alma | 1 |
| Institut de Recherche en Informatique et SystÚmes Aléatoires and Colorado State University and CNET or France telecom | AlpHard | 1 |
| University of MĂŒnster and Universidad PolitĂ©cnica de Madrid | BABEL | 1 |
| Infoblox Inc | CCS | 1 |
| Novell | Perfectscript | 1 |
| Caseware, Inc | ACCENT | 1 |
| Verimag | Argos | 1 |
| NASA and University of Georgia and Northrop Space Laboratories | AMTRAN | 1 |
| University of Oslo and UniversitÀt Bremen and Stanford University and Stanford University | ANNA | 1 |
| Institute for Theoretical Biology | APL-GPSS | 1 |
| Atos | aQasm | 1 |
| Leo J. Cohen Associates | COMMEN | 1 |
| The University of Utah | ABLE | 1 |
| Nokia Bell Labs | ALPAK | 1 |
| EURATOM Computation Center | APACHE | 1 |
| C.A.READ & ASSOCIATES PTY LIMITED | APL/HP | 1 |
| Carnegie-Mellon University and University of Pittsburgh | ASHMEDAI | 1 |
| Apple Computer | ASPOL | 1 |
| IQSOFT or ZKI Intelligent Software Ltd | Aurora | 1 |
| North American Aviation | AUTOLOFT | 1 |
| IBM and United Aircraft Corporation | AUTOmatic PROgramming of Machine Tools | 1 |
| National University of Singapore | BaLinda Lisp | 1 |
| GTS Computer Systems Inc and University of Alabama | Barrel | 1 |
| ADR or Computer Associates | BASEL | 1 |
| Westinghouse Electric Corporation | BEEF | 1 |
| USSR Academy of Information Sciences | BETA Project | 1 |
| University of Colorado | BIGMAC | 1 |
| CZ.NIC | BIRD | 1 |
| Purdue University and NASA | BLAZE 2 | 1 |
| University of London,QueenMary College | BrouHaHa | 1 |
| Japan Advanced Institute of Science and Technology | CafeObj | 1 |
| Westfield College | CAJOLE | 1 |
| University of Calabria | Carpet | 1 |
| The College of William and Mary and Tartan Laboratories and University of Pittsburgh | CCal | 1 |
| https://github.com/TheRealMichaelWang | Cish | 1 |
| I.N.R.I.A | COL | 1 |
| http://home.pipeline.com/ Ìhbaker1/home.html | COMFY | 1 |
| Péter Gömöri | BEAM Bytecode | 1 |
| KTH Royal Institute of Technology | 3RIP | 1 |
| Institute of Sonology | AC Toolbox | 1 |
| University of Pennsylvania and Radio Corporation of America | ACSI-Matic | 1 |
| Alambik Limited | Alambik | 1 |
| Poltava National Technical University | ALMIR | 1 |
| Department of Computer Science, University of Oxford | 2OBJ | 1 |
| The University of Auckland | 3DComposer | 1 |
| Auburn University | ABAL | 1 |
| Keio University and Waseda University | ABCL/c+ | 1 |
| University of Tokyo and Tokyo Institute of Technology | ABCL/f | 1 |
| Center for Mathematics and Computer Science-Amsterdam | Abstracto | 1 |
| University of British Columbia | ACL | 1 |
| Mobil Research and Developneat Corp | ACORN | 1 |
| Institut de Biologie Théorique | ACSL | 1 |
| Pierre and Marie Curie University | Actalk | 1 |
| University of Milano and University of Pisa | Active-U-Datalog | 1 |
| The Queen's University of Belfast | Actus | 1 |
| Intermetrics | Ada 95 | 1 |
| Kansas State University | Ada/TL | 1 |
| University of Massachusetts and University of Texas | ADABTPL | 1 |
| Ministero della Pubblica Istruzione | Adaplex | 1 |
| University of Melbourne | Aditi | 1 |
| University of Stanford | ADLIB | 1 |
| SofTech, Inc. | AED | 1 |
| University of California and New York University | AEPL | 1 |
| SOFREMI | AGL | 1 |
| IP Sharp AG | AIDA | 1 |
| Swedish Institute of Computer Science | AKL | 1 |
| University of Grenoble | ALADIN | 1 |
| Universidad Politécnica de Madrid and Campus de Montegancedo | ALBA | 1 |
| McGill University | Aldat | 1 |
| Queen Mary and Westfield College | Aldwych | 1 |
| The University of Manchester | ALEC | 1 |
| Computer Usage Company, Inc | Algebraic Compiler | 1 |
| University of Toronto | ALGEM | 1 |
| University of Oregon and The University of Texas at Austin | ALGERNON | 1 |
| Philco Corporation | ALGY | 1 |
| The Research Institute for Informatics | ALLO | 1 |
| UniversitĂ di Roma and University of Amsterdam | Alma-O | 1 |
| Massachusetts Computer Assoicates | AMBIT/L | 1 |
| Italian Benedictine Monastery | arezzo-notation | 1 |
| Centre d'Assistance Technique et de Documentation | ARIANE | 1 |
| AMX Corporation | axcess | 1 |
| Columbia University | bawk | 1 |
| Mcfriends Limited | Blade | 1 |
| netEstate GmbH | BOIL | 1 |
| orionrobots | Bounce | 1 |
| Defense Technical Information Center | Bridgetalk | 1 |
| Brandenburg University of Technology | brooks-programming-language | 1 |
| esolangs.org | checkout | 1 |
| Naval Postgraduate School and razilian Navy | Classic-Ada | 1 |
| Princeton University | CMIX | 1 |
| University of Southampton | Aardappel | 1 |
| University of Amsterdam | ABC ALGOL | 1 |
| UniversitĂ€t TĂŒbingen | ALDES | 1 |
| Ohio State University | ALPS | 1 |
| AT&T Bell Laboratories | Amber | 1 |
| Applied Data Research, Inc | AMBUSH | 1 |
| IBM Thomas J. Watson Research Center | And/Or | 1 |
| Massachusetts Institute of Technology and Terje Dahl | Andante | 1 |
| Universidade do Porto and SRI International and University of Bristol | Andorra-I | 1 |
| Veterans Administration | ANS MUMPS | 1 |
| Sandia Corporation | APAR | 1 |
| The Rand Corp | APAREL | 1 |
| Trinity University and Vanguard Systems Corporation | APL/Z80 | 1 |
| International Business Machines | APLGOL-2 | 1 |
| Defence Research Agency | APOSTLE | 1 |
| University of Massachusetts and University of Colorado | APPL/A | 1 |
| Hebrew University | APPLOG | 1 |
| Trinity University and IBM Corporation | APROL | 1 |
| Digital Equipment Corporation and University of Southern California | Aquarius Prolog | 1 |
| University of Bahrain | ARABLAN | 1 |
| Vanderbilt University and Institute for Defense Analysis | ARCHI | 1 |
| University of Newcastle | Arjuna | 1 |
| University of Glasgow | ARK | 1 |
| Wright Laboratory and Aeronautical Systems Center and Air Force Materiel Command, USAF and Advanced Research Projects Agency | Armani | 1 |
| Centrum Wiskunde & Informatica and Software Improvement Group and Utrecht University | ASF+SDF | 1 |
| University of Illinois | ASPEN | 1 |
| Eindhoven University of Technology | associons | 1 |
| University of Paris | Asspegique | 1 |
| University of Birmingham | ATOL | 1 |
| General Research Corporation | AUTASIM | 1 |
| North American Aviation and IBM | AUTODRAFT | 1 |
| Yale University | AUTOGRP | 1 |
| Washington University | AUTOMAST | 1 |
| University of California, Berkley | BC NELIAC | 1 |
| IBM and Motorola | BEDSOCS | 1 |
| R.E. Drummond | BESYS | 1 |
| Kyushu Institute of Technology | Beta-Prolog | 1 |
| Ben-Gurion University of the Negev and Hebrew University | BGRAF2 | 1 |
| Electronic Associates Inc | BHSL | 1 |
| National Institute for Research in Digital Science and Technology or Inria | Bigloo | 1 |
| Danish National Research Foundation or Aarhus University | BIGWIG | 1 |
| The Rand Corporation | BIOMOD | 1 |
| University of Pennsylvania | BIOSSIM | 1 |
| Institute for Computer Applications in Science and Engineering and Purdue University | BLAZE | 1 |
| University of Rome and University of Siena | BLOOMS | 1 |
| TN0 Institute of Applied Computer Science and Delft University of Technology | Booster | 1 |
| National Science Foundation and Defense Advanced Research Projects Agency | Boxer | 1 |
| Heriot-Watt University | BPL | 1 |
| Universit/it Hildesheim and Newcastle University | Basic Petri Net Programming Notation | 1 |
| University of Bristol | Brisk | 1 |
| University of Orléans and Huawei Technologies | BSML | 1 |
| Queen's University and University of Oxford | BSP | 1 |
| National Biomedical Research Foundation | BUGSYS | 1 |
| Trinity College, Cambridge and University of Bath | CABAL | 1 |
| National and Kapodistrian University of Athens and Ionian University | Cactus | 1 |
| CADO Systems | cado-systems-technical-information | 1 |
| University of North Carolina | CAGES | 1 |
| University of Texas | CAISYS | 1 |
| University of Illinois Chicago | CAMAC | 1 |
| McDonnell Douglas Automation Company | CAMIL | 1 |
| SRI International | Common Authentication Protocol Specification Language | 1 |
| Temple University | Capsule | 1 |
| Université Grenoble Alpes | CASSANDRE | 1 |
| Platinum Technology Inc | Catalysis | 1 |
| University of Sydney | CAYLEY | 1 |
| Technische UniversitÀt Darmstadt | CDL++ | 1 |
| The University of Illinois Urbana-Champaign | Cedar Fortran | 1 |
| University of Duisburg-Essen | CELIP | 1 |
| Industrial Engineering Department | CELLSIM | 1 |
| Technical University of Braunschweig | Ceprol | 1 |
| University of Virginia | CHAMP | 1 |
| University of Illinois, Urbana-Champaign | CHARM++ | 1 |
| U S WEST Advanced Technologies, Inc and University of Colorado | ChemTrains | 1 |
| University of New South Wales | Chronolog | 1 |
| Macquarie University | ChronologMC | 1 |
| Macquarie University and University of Victoria and University of New Brunswick | ChronologZ | 1 |
| Courant Institute of Mathematical Sciences | CIMS PL/I | 1 |
| Technical Operations Incorporated | CL-I | 1 |
| Coventry University | ClassiC | 1 |
| English Electric LEO Co | Clear Language for Expressing Orders | 1 |
| University of Canterbury and Christchurch School of Medicine | CLeogo | 1 |
| University of Illinois Urbana-Champaign | CLEOPATRA | 1 |
| Brandeis University | CLP* | 1 |
| http://www.ixi-audio.net/ | CMN | 1 |
| University of Wisconsin | COBLOC | 1 |
| Philips Research Laboratories | COLD-K | 1 |
| University of Cambridge and Applied Research | cuscus | 1 |