diff --git a/README.md b/README.md
index a8f86b9..7059664 100644
--- a/README.md
+++ b/README.md
@@ -144,4 +144,10 @@ orcli uses [bashly](https://github.com/DannyBen/bashly/) for generating the one-
 
   ```sh
   ./orcli test
+  ```
+
+5. Generate help files
+
+  ```sh
+  ./help.sh
   ```
\ No newline at end of file
diff --git a/help.sh b/help.sh
new file mode 100755
index 0000000..df71258
--- /dev/null
+++ b/help.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+# generate markdown files in subdirectory "help" from cli help screens
+name="orcli"
+orcli() {
+    ./orcli "$@"
+}
+
+version="$(${name} --version)"
+files=(src/*_command.sh)
+
+for f in "${files[@]}"; do
+command="${f#src/}"
+command="${command%_command.sh}"
+commands+=( "${command}" )
+done
+
+mkdir -p help
+for command in "${commands[@]}"; do
+    { echo "# ${name} ${command//_/ }"; } > help/"${command}".md
+    { echo; echo '```'; } >> help/"${command}".md
+    ${name} ${command//_/ } --help >> help/"${command}".md
+    { echo '```'; echo; } >> help/"${command}".md
+    echo "code: [src/${command}_command.sh](../src/${command}_command.sh)" >> help/"${command}".md
+done
+
+{ echo "# ${name} ${version}"; echo; } > help/README.md
+{ echo '## command help screens'; echo; } >> help/README.md
+for command in "${commands[@]}"; do
+    echo "- [${command//_/ }](${command}.md)" >> help/README.md
+done
+{ echo; echo '## main help screen'; } >> help/README.md
+{ echo; echo '```'; } >> help/README.md
+${name} --help >> help/README.md
+echo '```' >> help/README.md
\ No newline at end of file
diff --git a/help/README.md b/help/README.md
new file mode 100644
index 0000000..6cbf9b7
--- /dev/null
+++ b/help/README.md
@@ -0,0 +1,67 @@
+# orcli 0.1.0
+
+## command help screens
+
+- [completions](completions.md)
+- [delete](delete.md)
+- [export template](export_template.md)
+- [export tsv](export_tsv.md)
+- [import csv](import_csv.md)
+- [import tsv](import_tsv.md)
+- [info](info.md)
+- [list](list.md)
+- [run](run.md)
+- [test](test.md)
+- [transform](transform.md)
+
+## main help screen
+
+```
+orcli - OpenRefine command-line interface written in Bash
+
+Usage:
+  orcli COMMAND
+  orcli [COMMAND] --help | -h
+  orcli --version | -v
+
+Commands:
+  completions   Generate bash completions
+  delete        delete OpenRefine project
+  import        commands to create OpenRefine projects from files or URLs
+  list          list projects on OpenRefine server
+  info          show OpenRefine project's metadata
+  test          run functional tests on tmp OpenRefine workspace
+  transform     apply undo/redo JSON file(s) to an OpenRefine project
+  export        commands to export data from OpenRefine projects to files
+  run           run tmp OpenRefine workspace and execute shell script(s)
+
+Options:
+  --help, -h
+    Show this help
+
+  --version, -v
+    Show version number
+
+Environment Variables:
+  OPENREFINE_URL
+    URL to OpenRefine server
+    Default: http://localhost:3333
+
+Examples:
+  orcli import csv "https://git.io/fj5hF" --projectName "duplicates"
+  orcli list
+  orcli info "duplicates"
+  orcli transform "duplicates" "https://git.io/fj5ju"
+  orcli export tsv "duplicates"
+  orcli export tsv "duplicates" --output "duplicates.tsv"
+  orcli delete "duplicates"
+  orcli run --interactive
+  orcli run << EOF
+    orcli import csv "https://git.io/fj5hF" --projectName "duplicates"
+    orcli transform "duplicates" "https://git.io/fj5ju"
+    orcli export tsv "duplicates"
+  EOF
+
+https://github.com/opencultureconsulting/orcli
+
+```
diff --git a/help/completions.md b/help/completions.md
new file mode 100644
index 0000000..1c3ab93
--- /dev/null
+++ b/help/completions.md
@@ -0,0 +1,19 @@
+# orcli completions
+
+```
+orcli completions
+
+  Generate bash completions
+  Usage: source <(orcli completions)
+
+Usage:
+  orcli completions
+  orcli completions --help | -h
+
+Options:
+  --help, -h
+    Show this help
+
+```
+
+code: [src/completions_command.sh](../src/completions_command.sh)
diff --git a/help/delete.md b/help/delete.md
new file mode 100644
index 0000000..e092128
--- /dev/null
+++ b/help/delete.md
@@ -0,0 +1,32 @@
+# orcli delete
+
+```
+orcli delete - delete OpenRefine project
+
+Usage:
+  orcli delete PROJECT [OPTIONS]
+  orcli delete --help | -h
+
+Options:
+  --force, -f
+    delete all projects with the same name
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  PROJECT
+    project name or id
+
+Examples:
+  orcli delete "duplicates"
+  orcli delete "duplicates" --force
+  orcli delete 1234567890123
+  for p in $(orcli list); do orcli delete ${p:0:13}; done
+
+```
+
+code: [src/delete_command.sh](../src/delete_command.sh)
diff --git a/help/export_template.md b/help/export_template.md
new file mode 100644
index 0000000..97f14ff
--- /dev/null
+++ b/help/export_template.md
@@ -0,0 +1,69 @@
+# orcli export template
+
+```
+orcli export template - export to any text format by providing your own GREL template
+
+Usage:
+  orcli export template PROJECT [FILE] [OPTIONS]
+  orcli export template --help | -h
+
+Options:
+  --separator SEPARATOR
+    insert character(s) between rows/records
+
+  --prefix PREFIX
+    insert character(s) at the beginning of the file
+
+  --suffix SUFFIX
+    insert character(s) at the end of the file
+
+  --mode MODE
+    specify if template shall be applied to each row or record
+    Allowed: rows, records
+    Default: rows
+
+  --facets FACETS
+    filter result set by providing an OpenRefine facets config in json
+    Default: []
+
+  --output FILE
+    Write to file instead of stdout
+
+  --encoding ENCODING
+    set character encoding
+    Default: UTF-8
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  PROJECT
+    project name or id
+
+  FILE
+    Path to row/record template file or URL. When FILE is -, read standard
+    input.
+    Default: -
+
+Examples:
+  orcli export template "duplicates" "template.txt"
+  cat "template.txt" | orcli export template "duplicates"
+  orcli export template "duplicates" "https://example.com/template.txt"
+  orcli export template "duplicates" "template.txt" --output "duplicates.tsv"
+  orcli export template "duplicates" \
+    <<< '{ "name" : {{jsonize(cells["name"].value)}}, "purchase" :
+  {{jsonize(cells["purchase"].value)}} }' \
+    --prefix '{ "events" : [' \
+    --separator , \
+    --mode records \
+    --suffix ]}$'\n' \
+    --facets '[ { "type": "text", "name": "foo", "columnName": "name", "mode":
+  "regex", "caseSensitive": false, "query": "Ben" } ]' \
+    | jq
+
+```
+
+code: [src/export_template_command.sh](../src/export_template_command.sh)
diff --git a/help/export_tsv.md b/help/export_tsv.md
new file mode 100644
index 0000000..7e50010
--- /dev/null
+++ b/help/export_tsv.md
@@ -0,0 +1,42 @@
+# orcli export tsv
+
+```
+orcli export tsv - export tab-separated values (TSV)
+
+Usage:
+  orcli export tsv PROJECT [OPTIONS]
+  orcli export tsv --help | -h
+
+Options:
+  --facets FACETS
+    filter result set by providing an OpenRefine facets config in json
+    Default: []
+
+  --output FILE
+    Write to file instead of stdout
+
+  --encoding ENCODING
+    set character encoding
+    Default: UTF-8
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  PROJECT
+    project name or id
+
+Examples:
+  orcli export tsv "duplicates"
+  orcli export tsv "duplicates" --output "duplicates.tsv"
+  orcli export tsv "duplicates" --encoding "ISO-8859-1"
+  orcli export tsv "duplicates" --facets '[ { "type": "text", "name": "foo",
+  "columnName": "name", "mode": "regex", "caseSensitive": false, "query": "Ben"
+  } ]'
+
+```
+
+code: [src/export_tsv_command.sh](../src/export_tsv_command.sh)
diff --git a/help/import_csv.md b/help/import_csv.md
new file mode 100644
index 0000000..f836ffa
--- /dev/null
+++ b/help/import_csv.md
@@ -0,0 +1,97 @@
+# orcli import csv
+
+```
+orcli import csv - import character-separated values (CSV)
+
+Usage:
+  orcli import csv [FILE...] [OPTIONS]
+  orcli import csv --help | -h
+
+Options:
+  --separator SEPARATOR
+    character(s) that separates columns
+    Default: ,
+
+  --blankCellsAsStrings
+    store blank cells as empty strings instead of nulls
+
+  --columnNames COLUMNNAMES
+    set column names (comma separated)
+    hint: add --ignoreLines 1 to overwrite existing header row
+
+  --encoding ENCODING
+    set character encoding
+
+  --guessCellValueTypes
+    attempt to parse cell text into numbers
+
+  --headerLines HEADERLINES
+    parse x line(s) as column headers
+    Default: 1
+
+  --ignoreLines IGNORELINES
+    ignore first x line(s) at beginning of file
+    Default: -1
+
+  --ignoreQuoteCharacter
+    do not use any quote character to enclose cells containing column separators
+
+  --includeFileSources
+    add column with file source
+
+  --includeArchiveFileName
+    add column with archive file name
+
+  --limit LIMIT
+    load at most x row(s) of data
+    Default: -1
+
+  --quoteCharacter QUOTECHARACTER
+    quote character to enclose cells containing column separators
+    Default: "
+
+  --skipBlankRows
+    do not store blank rows
+
+  --skipDataLines SKIPDATALINES
+    discard initial x row(s) of data
+    Default: 0
+
+  --trimStrings
+    trim leading & trailing whitespace from strings
+
+  --projectName PROJECTNAME
+    set a name for the OpenRefine project
+
+  --projectTags PROJECTTAGS
+    set project tags (comma separated)
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  FILE...
+    Path to one or more files or URLs. When FILE is -, read standard input.
+    Default: -
+
+Examples:
+  orcli import csv "file"
+  orcli import csv "file1" "file2"
+  head -n 100 "file" | orcli import csv
+  orcli import csv "https://git.io/fj5hF"
+  orcli import csv "file" \
+    --separator ";" \
+    --columnNames "foo,bar,baz" \
+    --ignoreLines 1 \
+    --encoding "ISO-8859-1" \
+    --limit 100 \
+    --trimStrings \
+    --projectName "duplicates" \
+    --projectTags "test,urgent"
+
+```
+
+code: [src/import_csv_command.sh](../src/import_csv_command.sh)
diff --git a/help/import_tsv.md b/help/import_tsv.md
new file mode 100644
index 0000000..5c39d3a
--- /dev/null
+++ b/help/import_tsv.md
@@ -0,0 +1,93 @@
+# orcli import tsv
+
+```
+orcli import tsv - import tab-separated values (TSV)
+
+Usage:
+  orcli import tsv [FILE...] [OPTIONS]
+  orcli import tsv --help | -h
+
+Options:
+  --blankCellsAsStrings
+    store blank cells as empty strings instead of nulls
+
+  --columnNames COLUMNNAMES
+    set column names (comma separated)
+    hint: add --ignoreLines 1 to overwrite existing header row
+
+  --encoding ENCODING
+    set character encoding
+
+  --guessCellValueTypes
+    attempt to parse cell text into numbers
+
+  --headerLines HEADERLINES
+    parse x line(s) as column headers
+    Default: 1
+
+  --ignoreLines IGNORELINES
+    ignore first x line(s) at beginning of file
+    Default: -1
+
+  --ignoreQuoteCharacter
+    do not use any quote character to enclose cells containing column separators
+
+  --includeFileSources
+    add column with file source
+
+  --includeArchiveFileName
+    add column with archive file name
+
+  --limit LIMIT
+    load at most x row(s) of data
+    Default: -1
+
+  --quoteCharacter QUOTECHARACTER
+    quote character to enclose cells containing column separators
+    Default: "
+
+  --skipBlankRows
+    do not store blank rows
+
+  --skipDataLines SKIPDATALINES
+    discard initial x row(s) of data
+    Default: 0
+
+  --trimStrings
+    trim leading & trailing whitespace from strings
+
+  --projectName PROJECTNAME
+    set a name for the OpenRefine project
+
+  --projectTags PROJECTTAGS
+    set project tags (comma separated)
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  FILE...
+    Path to one or more files or URLs. When FILE is -, read standard input.
+    Default: -
+
+Examples:
+  orcli import tsv "file"
+  orcli import tsv "file1" "file2"
+  head -n 100 "file" | orcli import tsv
+  orcli import tsv "https://example.com/file.tsv"
+  orcli import tsv "file" \
+    --separator ";" \
+    --columnNames "foo,bar,baz" \
+    --ignoreLines 1 \
+    --encoding "ISO-8859-1" \
+    --limit 100 \
+    --trimStrings \
+    --projectName "duplicates" \
+    --projectTags "test,urgent"
+
+```
+
+code: [src/import_tsv_command.sh](../src/import_tsv_command.sh)
diff --git a/help/info.md b/help/info.md
new file mode 100644
index 0000000..eb97dee
--- /dev/null
+++ b/help/info.md
@@ -0,0 +1,25 @@
+# orcli info
+
+```
+orcli info - show OpenRefine project's metadata
+
+Usage:
+  orcli info PROJECT
+  orcli info --help | -h
+
+Options:
+  --help, -h
+    Show this help
+
+Arguments:
+  PROJECT
+    project name or id
+
+Examples:
+  orcli info "duplicates"
+  orcli info 1234567890123
+  orcli info "duplicates" | jq -r .columns[]
+
+```
+
+code: [src/info_command.sh](../src/info_command.sh)
diff --git a/help/list.md b/help/list.md
new file mode 100644
index 0000000..4d44b8c
--- /dev/null
+++ b/help/list.md
@@ -0,0 +1,16 @@
+# orcli list
+
+```
+orcli list - list projects on OpenRefine server
+
+Usage:
+  orcli list
+  orcli list --help | -h
+
+Options:
+  --help, -h
+    Show this help
+
+```
+
+code: [src/list_command.sh](../src/list_command.sh)
diff --git a/help/run.md b/help/run.md
new file mode 100644
index 0000000..beab649
--- /dev/null
+++ b/help/run.md
@@ -0,0 +1,56 @@
+# orcli run
+
+```
+orcli run - run tmp OpenRefine workspace and execute shell script(s)
+
+Usage:
+  orcli run [FILE...] [OPTIONS]
+  orcli run --help | -h
+
+Options:
+  --memory RAM
+    maximum RAM for OpenRefine java heap space
+    Default: 2048M
+
+  --port PORT
+    PORT on which OpenRefine should listen
+    Default: 3333
+
+  --interactive
+    do not exit on error and keep bash shell open
+
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  FILE...
+    Path to one or more files or URLs. When FILE is -, read standard input.
+    Default: -
+
+Examples:
+  orcli run --interactive
+  orcli run << EOF
+    orcli import csv "https://git.io/fj5hF" --projectName "duplicates"
+    orcli transform "duplicates" "https://git.io/fj5ju"
+    orcli export tsv "duplicates"
+  EOF
+  orcli run --memory "2000M" --port "3334" << EOF
+    orcli import csv "https://git.io/fj5hF" --projectName "duplicates" &
+    orcli import csv "https://git.io/fj5hF" --projectName "copy" &
+    wait
+    echo "finished import"
+    orcli export csv "duplicates" --output duplicates.csv &
+    orcli export tsv "duplicates" --output duplicates.tsv &
+    wait
+    wc duplicates*
+  EOF
+  orcli run --interactive "file1.sh" "file2.sh" - << EOF
+    echo "finished in $SECONDS seconds"
+  EOF
+
+```
+
+code: [src/run_command.sh](../src/run_command.sh)
diff --git a/help/test.md b/help/test.md
new file mode 100644
index 0000000..acca7e8
--- /dev/null
+++ b/help/test.md
@@ -0,0 +1,16 @@
+# orcli test
+
+```
+orcli test - run functional tests on tmp OpenRefine workspace
+
+Usage:
+  orcli test
+  orcli test --help | -h
+
+Options:
+  --help, -h
+    Show this help
+
+```
+
+code: [src/test_command.sh](../src/test_command.sh)
diff --git a/help/transform.md b/help/transform.md
new file mode 100644
index 0000000..c4f32d3
--- /dev/null
+++ b/help/transform.md
@@ -0,0 +1,33 @@
+# orcli transform
+
+```
+orcli transform - apply undo/redo JSON file(s) to an OpenRefine project
+
+Usage:
+  orcli transform PROJECT [FILE...] [OPTIONS]
+  orcli transform --help | -h
+
+Options:
+  --quiet, -q
+    suppress log output, print errors only
+
+  --help, -h
+    Show this help
+
+Arguments:
+  PROJECT
+    project name or id
+
+  FILE...
+    Path to one or more files or URLs. When FILE is -, read standard input.
+    Default: -
+
+Examples:
+  orcli transform "duplicates" "history.json"
+  cat "history.json" | orcli transform "duplicates"
+  orcli transform "duplicates" "https://git.io/fj5ju"
+  orcli transform 1234567890123 "history.json"
+
+```
+
+code: [src/transform_command.sh](../src/transform_command.sh)
diff --git a/orcli b/orcli
index 4701d39..01c84ba 100755
--- a/orcli
+++ b/orcli
@@ -92,7 +92,7 @@ orcli_completions_usage() {
     printf "orcli completions\n"
     echo
 
-    printf "  Generate bash completions\n  Usage: eval \"\$(orcli completions)\"\n"
+    printf "  Generate bash completions\n  Usage: source <(orcli completions)\n"
     echo
 
   else
@@ -168,7 +168,7 @@ orcli_delete_usage() {
     printf "  orcli delete \"duplicates\"\n"
     printf "  orcli delete \"duplicates\" --force\n"
     printf "  orcli delete 1234567890123\n"
-    printf "  for p in $(orcli list); do orcli delete ${p:0:13}; done\n"
+    printf "  for p in \$(orcli list); do orcli delete \${p:0:13}; done\n"
     echo
 
   fi
@@ -346,7 +346,7 @@ orcli_import_csv_usage() {
     printf "  orcli import csv \"file1\" \"file2\"\n"
     printf "  head -n 100 \"file\" | orcli import csv\n"
     printf "  orcli import csv \"https://git.io/fj5hF\"\n"
-    printf "  orcli import csv \"file\" \\\\\n    --separator \";\" \\\\\n    --columnNames \"foo,bar,baz\" \\\\\n    --ignoreLines 1 \\\\\n    --encoding \"ISO-8859-1\" \\\\\n    --limit 100 \\\\\n    --trimStrings \\\\\n    --projectName \"duplicates\"\n    --projectTags \"test,urgent\"\n"
+    printf "  orcli import csv \"file\" \\\\\n    --separator \";\" \\\\\n    --columnNames \"foo,bar,baz\" \\\\\n    --ignoreLines 1 \\\\\n    --encoding \"ISO-8859-1\" \\\\\n    --limit 100 \\\\\n    --trimStrings \\\\\n    --projectName \"duplicates\" \\\\\n    --projectTags \"test,urgent\"\n"
     echo
 
   fi
@@ -484,7 +484,7 @@ orcli_import_tsv_usage() {
     printf "  orcli import tsv \"file1\" \"file2\"\n"
     printf "  head -n 100 \"file\" | orcli import tsv\n"
     printf "  orcli import tsv \"https://example.com/file.tsv\"\n"
-    printf "  orcli import tsv \"file\" \\\\\n    --separator \";\" \\\\\n    --columnNames \"foo,bar,baz\" \\\\\n    --ignoreLines 1 \\\\\n    --encoding \"ISO-8859-1\" \\\\\n    --limit 100 \\\\\n    --trimStrings \\\\\n    --projectName \"duplicates\"\n    --projectTags \"test,urgent\"\n"
+    printf "  orcli import tsv \"file\" \\\\\n    --separator \";\" \\\\\n    --columnNames \"foo,bar,baz\" \\\\\n    --ignoreLines 1 \\\\\n    --encoding \"ISO-8859-1\" \\\\\n    --limit 100 \\\\\n    --trimStrings \\\\\n    --projectName \"duplicates\" \\\\\n    --projectTags \"test,urgent\"\n"
     echo
 
   fi
diff --git a/src/bashly.yml b/src/bashly.yml
index 18766de..1f2a283 100644
--- a/src/bashly.yml
+++ b/src/bashly.yml
@@ -32,7 +32,7 @@ commands:
   - name: completions
     help: |-
       Generate bash completions
-      Usage: eval "\$(orcli completions)"
+      Usage: source <(orcli completions)
 
   - name: delete
     help: delete OpenRefine project
@@ -53,7 +53,7 @@ commands:
       - orcli delete "duplicates"
       - orcli delete "duplicates" --force
       - orcli delete 1234567890123
-      - for p in $(orcli list); do orcli delete ${p:0:13}; done
+      - for p in \$(orcli list); do orcli delete \${p:0:13}; done
 
   - name: import
     help: commands to create OpenRefine projects from files or URLs
@@ -153,7 +153,7 @@ commands:
               --encoding "ISO-8859-1" \\\\
               --limit 100 \\\\
               --trimStrings \\\\
-              --projectName "duplicates"
+              --projectName "duplicates" \\\\
               --projectTags "test,urgent"
 
       - name: tsv
@@ -191,7 +191,7 @@ commands:
               --encoding "ISO-8859-1" \\\\
               --limit 100 \\\\
               --trimStrings \\\\
-              --projectName "duplicates"
+              --projectName "duplicates" \\\\
               --projectTags "test,urgent"
 
   - name: list