<s>
recfiles	B-Protocol
is	O
a	O
file	O
format	O
for	O
human-editable	O
,	O
plain	O
text	O
databases	O
.	O
</s>
<s>
Databases	O
using	O
this	O
file	O
format	O
can	O
be	O
edited	O
using	O
any	O
text	B-Application
editor	I-Application
.	O
</s>
<s>
recfiles	B-Protocol
allow	O
for	O
basic	O
relational	B-Application
database	I-Application
operations	O
,	O
typing	O
,	O
auto-incrementing	O
,	O
as	O
well	O
as	O
a	O
simple	O
join	O
operation	O
.	O
</s>
<s>
Recutils	B-Protocol
is	O
a	O
collection	O
of	O
tools	O
,	O
like	O
recfmt	O
,	O
recsel	O
,	O
and	O
rec2csv	O
used	O
to	O
work	O
with	O
recfile	O
databases	O
.	O
</s>
