<s>
TechWriter	B-Protocol
and	O
EasiWriter	O
are	O
closed	B-Application
source	I-Application
proprietary	B-Application
word	B-Application
processor	I-Application
applications	O
for	O
RISC	B-Operating_System
OS	I-Operating_System
computers	O
.	O
</s>
<s>
Essentially	O
they	O
have	O
the	O
same	O
feature	O
set	O
,	O
except	O
that	O
TechWriter	B-Protocol
has	O
more	O
features	O
that	O
are	O
specifically	O
aimed	O
at	O
Technical	O
Writers	O
such	O
as	O
the	O
ability	O
to	O
edit	O
mathematical	O
formulae	O
and	O
insert	O
Greek	O
characters	O
.	O
</s>
<s>
The	O
default	O
file	O
format	O
is	O
proprietary	B-Application
;	O
it	O
is	O
also	O
possible	O
since	O
Version	O
8.9	O
to	O
import	O
Microsoft	B-Application
Word	I-Application
.docx	B-Operating_System
documents	O
and	O
OpenOffice/LibreOffice	O
.odt	O
files	O
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
save	O
in	O
TeX	B-Application
,	O
HTML	B-Language
,	O
and	O
PDF	B-Application
format	I-Application
.	O
</s>
<s>
Due	O
to	O
the	O
way	O
in	O
which	O
RISC	B-Operating_System
OS	I-Operating_System
has	O
developed	O
slowly	O
since	O
the	O
1990s	O
(	O
see	O
History	B-Operating_System
of	I-Operating_System
RISC	I-Operating_System
OS	I-Operating_System
)	O
it	O
has	O
not	O
attracted	O
any	O
of	O
the	O
main	O
software	O
companies	O
such	O
as	O
Microsoft	O
,	O
IBM	O
,	O
Sun/Oracle	O
or	O
the	O
various	O
open-source	B-Application
communities	O
so	O
the	O
availability	O
of	O
software	O
commonly	O
found	O
on	O
other	O
platforms	O
is	O
limited	O
.	O
</s>
<s>
A	O
handful	O
of	O
word	B-Application
processor	I-Application
applications	O
exist	O
such	O
as	O
FireWorkz	O
and	O
PipeDream	O
(	O
as	O
well	O
as	O
the	O
cut-down	O
version	O
of	O
EasiWriter	O
simply	O
called	O
Writer+	O
)	O
.	O
</s>
<s>
As	O
of	O
2015	O
,	O
LibreOffice	B-Application
or	O
its	O
equivalents	O
are	O
yet	O
to	O
be	O
ported	O
to	O
the	O
platform	O
which	O
means	O
that	O
to	O
edit	O
documents	O
created	O
on	O
other	O
platforms	O
a	O
version	O
of	O
EasiWriter	O
or	O
TechWriter	B-Protocol
are	O
required	O
.	O
</s>
