| APL+ | ⊕ 2000 | ⊕ United States | |||
| Arc | ⊕ 2000 | ⊕ United States | Exprimental LISP dialect | ||
| CLM-2 | ⊕ 2000 | ⊕ United States | |||
| Cmm | ⊕ 2000 | ⊕ United States | |||
| COMPILE | ⊕ 2000 | ⊕ United States | |||
| CosmicOS | ⊕ 2000 | ⊕ United States | |||
| CPL | ⊕ 2000 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Call Processing Language | |
| CPL | ⊕ 2000 | ↓ ↑ ⊕ Specialised Languages | ⊕ United States | Querying language for Kleisli | |
| dforth | ⊕ 2000 | ⊕ United States | |||
| DIL | ⊕ 2000 | ⊕ United States | |||
| Distributed Smalltalk-Object | ⊕ 2000 | ⊕ United States | Concurrent OO Language | ||
| Distributed Smalltalk-Process | ⊕ 2000 | ⊕ United States | Concurrent OO Language | ||
| Eclectic CSP | ⊕ 2000 | ⊕ United States | |||
| Elephant 2000 | ⊕ 2000 | ⊕ United States | |||
| FOQL | ⊕ 2000 | ↓ ↑ ⊕ Experimental and other | ⊕ United States | Fuzzy Object Query Language | |
| Glee | ⊕ 2000 | ↓ ↑ ⊕ Experimental and other | ⊕ Array | ⊕ United States | APL language with structures |
| Hot Dog | ⊕ 2000 | ⊕ United States | |||
| JARGOL | ⊕ 2000 | ↓ ↑ ⊕ Experimental and other | ⊕ Strict evaluation LISPs | ⊕ United States | Proposed algorithmic language by Rees |
| JavaML | ⊕ 2000 | ⊕ United States | |||
| Kylix | ⊕ 2000 | ⊕ United States | Cross-platform version of Delphi | ||
| LISA | ⊕ 2000 | ↓ ↑ ⊕ Specialised Languages | ⊕ RETE and production | ⊕ United States | LISP expert system shell |
| Marmot | ⊕ 2000 | ⊕ United States | |||
| Monk | ⊕ 2000 | ⊕ United States | |||
| MPD | ⊕ 2000 | ⊕ United States | Distributed parallel langiage | ||
| NetLinx | ⊕ 2000 | ⊕ United States | |||
| OpenAda | ⊕ 2000 | ⊕ United States | |||
| Parallel Object-Oriented Fortran | ⊕ 2000 | ↓ ↑ ⊕ Numerical Scientific | ⊕ United States | Concurrent OO Language | |
| pikt | ⊕ 2000 | ⊕ United States | |||
| PLD2 | ⊕ 2000 | ⊕ United States | |||
| Rosette | ⊕ 2000 | ↓ ↑ ⊕ Experimental and other | ⊕ United States | Concurrent OO Language | |
| SHOE | ⊕ 2000 | ↓ ↑ ⊕ Experimental and other | ⊕ United States | HTML extension set for the semantic web | |
| SMIL | ⊕ 2000 | ⊕ United States | |||
| STOICAL | ⊕ 2000 | ⊕ United States | |||
| TCongolog | ⊕ 2000 | ⊕ United States | |||
| TeLa | ⊕ 2000 | ↓ ↑ ⊕ Numerical Scientific | ⊕ United States | ||
| TKSolver 2 | ⊕ 2000 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Algebraic | ⊕ United States | |
| Ubik | ⊕ 2000 | ↓ ↑ ⊕ Specialised Languages | ⊕ Actor | ⊕ United States | Generalised ACTORS system |
| Unicon | ⊕ 2000 | ⊕ United States | Object oriented dialect of Icon | ||
| Vision Results 2000 | ⊕ 2000 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | Auditing language | |
| Vision:Sixty | ⊕ 2000 | ↓ ↑ ⊕ Business Data Processing | ⊕ United States | Auditing language | |
| WebL | ⊕ 2000 | ↓ ↑ ⊕ Specialised Languages | ⊕ Pascals | ⊕ United States | Compaq web language |
| xADL | ⊕ 2000 | ⊕ United States |