| EK | ⊕ 1964 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Symbolic assemblers | ⊕ Czech Republic | EPOS symbolic assembler |
| FITZWATER Autocoder | ⊕ 1964 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ High-level Autocoders | ⊕ United States | Autocoder with Fortran loops and subscripts |
| Language for computer description | ⊕ 1964 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Czech Republic | Hardware based description language | |
| Process III | ⊕ 1964 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Low-level Autocoders | ⊕ United States | High level macro assembler |
| SERA | ⊕ 1964 | ↓ ↑ ⊕ Excluded from Sammet | ⊕ Intermediate languages and VMs | ⊕ Netherlands | Zebra VM language |