Sobre os arquivos PS
PostScript
Linguagem Adobe legacy para descrição de páginas (1982). Predecessor do PDF. Ainda usado em workflows de impressão profissional legacy. Substituído por PDF para uso moderno.
Família
Documents & Text
Extensão
.ps
Tipo MIME
application/postscript
Pode ser usado como
COMO NASCEU O
FORMATO PS.
PostScript is older than the Macintosh. John Warnock and Charles Geschke founded Adobe in 1982 specifically to commercialize PostScript — a page-description language they had prototyped at Xerox PARC. The first public release came in 1984 when Apple licensed PostScript for the Apple LaserWriter, the $6,995 laser printer that essentially invented desktop publishing.
A .ps file is a complete PostScript program — code that instructs a printer (or a rendering engine like Ghostscript) how to draw each page. It is Turing-complete, which is both wonderful and terrifying: elegant procedural drawings are possible, and so are infinite loops, crashes, and security exploits. EPS is the sanitized, one-page, non-interactive subset. PDF is PostScript’s sandboxed descendant. Raw .ps files still appear in UNIX print pipelines and academic paper archives but are largely historical.
CURIOSIDADES E
FATOS INTERESSANTES.
Adobe was founded in 1982 specifically to commercialize PostScript — the company existed because of this format.
PostScript is a full programming language: Turing-complete, stack-based, similar to Forth.
Every laser printer from 1984 through the early 2000s was a PostScript interpreter running on dedicated hardware.
Apple's LaserWriter (1985) — $6,995, 512 KB of RAM dedicated to running PostScript — essentially invented desktop publishing.
Raw PostScript files can print and never halt — Ghostscript has a timeout to protect printers from infinite-loop programs.
VANTAGENS E
LIMITAÇÕES.
Vantagens
- Device-independent — same file prints identically on any PostScript printer.
- Vector-based at heart; rasterization happens at the printer's DPI.
- Programmable — dynamic pages, variable data, and procedural art all possible.
- Legacy standard in academic and print pipelines.
Limitações
- Turing-complete = security hole; malicious PS files can hang printers or exploit vulnerabilities.
- Not a display format; browsers cannot render PostScript without conversion.
- Mostly superseded by PDF (which is PostScript's sandboxed, declarative descendant).
- File sizes can be enormous when embedding high-res images or fonts.
- Modern Illustrator (2020+) deprecated PostScript import for security.
Tamanhos típicos de arquivo
Simple academic paper
100 KB - 2 MB
Long paper with figures
5-30 MB
Multi-chapter book source
50-200 MB
Especificações técnicas
- MIME type
- application/postscript
- Extensions
- .ps, .eps (encapsulated), .prn (print-ready)
- Standard
- Adobe PostScript Language Reference Manual (Red Book)
- Language
- PostScript Level 2 / 3 (Turing-complete, stack-based)
- Successor
- PDF (declarative subset, 1993)
CONVERTER A PARTIR DE
PS
Casos de uso comuns
Professional printing, prepress workflows
Formatos relacionados
Comparativos populares
PS vs PDF
Diferenças, tamanho de arquivo e quando escolher cada formato.
PS vs PNG
Diferenças, tamanho de arquivo e quando escolher cada formato.
PS vs DOCX
Diferenças, tamanho de arquivo e quando escolher cada formato.
PS vs ODT
Diferenças, tamanho de arquivo e quando escolher cada formato.
PS vs TXT
Diferenças, tamanho de arquivo e quando escolher cada formato.
PS vs MD
Diferenças, tamanho de arquivo e quando escolher cada formato.
Conversões populares de PS
Os destinos mais procurados ao converter arquivos PS.
Perguntas frequentes sobre PS
Perguntas frequentes
PS (PostScript) is a document formato used to store paginated text, com optional formatoting, tables, images, hyperlinks, headers e footers. It sits no documents & text family e is tipicamente associated com a specific office suite ou publishing pipeline that defined the formato e ships the canonical reader.
Modern office suites — Microsoft Word, Google Docs, LibreOffice Writer, Apple Pages — abrir most PS arquivos com reasonable fidelity. If your installed software does not support PS, converter to DOCX ou PDF first usando KaijuConverter; both abrir in virtually every reader, including grátis online viewers.
Upload the PS to KaijuConverter e pick DOCX, PDF, ODT, RTF, HTML, Markdown, ou plain text. Our pipeline runs LibreOffice headlessly plus pandoc para text formatoos — the same engines behind profissional document pipelines. Styles, tables, images, e hyperlinks survive the conversion intact.
Sim, para um alta degree. padrão fonts, headings, lists, tables, images, hyperlinks e page structure transfer cleanly. Custom fonts substitute para o closest match if not embedded; obscure layout features unique to PS (frames, legacy macros) may flatten to static content no target formato.