Fuzzer introspection of OSS-Fuzz projects
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues
Fuzz Introspector documentation:https://fuzz-introspector.readthedocs.io/en/latest/
Fuzz Introspector repository:https://github.com/ossf/fuzz-introspector
Project Report Fuzz target count Code statically reached Code covered at runtime
arduinojson298.55%97.0%
aspell120.74%62.0%
assimp---
alembic139.29%09.0%
arrow---
astc-encoder173.38%78.0%
apache-httpd718.60%12.0%
avahi234.06%30.0%
bearssl135.87%24.0%
binutils---
bind9973.93%23.0%
bloaty---
bls-signatures---
bluez556.80%18.0%
boost535.19%50.0%
boringssl2139.37%48.0%
boost-json352.02%46.0%
brotli177.11%63.0%
botan3721.16%34.0%
brunsli273.45%77.0%
c-ares235.73%28.0%
bzip24100.0%94.0%
c-blosc231.22%43.0%
c-blosc2443.62%32.0%
capnproto---
capstone201.10%47.0%
casync114.03%11.0%
cctz172.39%79.0%
cel-cpp111.31%14.0%
cfengine109.47%05.0%
circl---
cjson147.26%28.0%
civetweb382.20%27.0%
clib126.26%16.0%
clamav---
cmake---
cmark174.82%83.0%
cppcheck146.96%39.0%
croaring275.52%66.0%
cyclonedds---
dart---
dav1d---
dng_sdk539.34%68.0%
dnsmasq---
draco404.49%68.0%
double-conversion159.76%57.9%
dropbear1062.50%72.0%
dovecot452.16%34.0%
duckdb---
e2fsprogs321.24%16.0%
easywsclient122.87%08.0%
eigen287.88%93.0%
elfutils342.51%27.0%
exiv2---
espeak-ng293.24%61.0%
expat1250.33%63.0%
exprtk123.00%43.0%
fast-dds---
fio---
file396.16%85.0%
firestore408.41%10.0%
flac1791.73%72.0%
flatbuffers661.14%61.0%
fmt691.24%56.0%
fluent-bit2340.49%31.0%
freeimage---
freeradius---
fribidi158.63%40.0%
gdbm122.32%52.0%
gdk-pixbuf---
geos---
gfwx285.97%83.0%
ghostscript---
giflib325.64%42.0%
grok---
grpc-httpjson-transcoding200.54%02.0%
gstreamer---
guetzli173.13%70.0%
h2o428.79%22.0%
haproxy204.22%02.0%
harfbuzz556.24%84.0%
h32095.81%91.0%
hoextdown152.7%81.0%
hiredis112.00%09.0%
hostap1866.10%22.0%
htslib168.03%30.0%
http-parser283.46%44.0%
http-pattern-matcher185.71%85.0%
ibmswtpm2134.34%13.0%
hunspell291.74%66.0%
icu1432.48%32.0%
immer1983.25%89.0%
inchi187.48%49.0%
irssi---
janet115.61%09.0%
janus-gateway335.55%31.0%
json610.19%77.0%
json-c163.41%37.0%
jbig2dec198.98%95.0%
jsoncons1842.96%68.0%
jsoncpp207.63%31.0%
jsonnet---
kamailio211.22%05.0%
kcodecs122.24%10.0%
keystone---
lame121.19%34.0%
leveldb154.81%76.0%
libaom100.16%64.0%
libass137.43%16.0%
libarchive173.77%23.0%
libavc591.08%81.0%
libavif---
libbpf132.07%24.0%
libcacard331.21%85.0%
libecc125.14%24.0%
libcoap---
libdwarf3184.99%72.0%
libcbor175.19%91.0%
libevent206.93%04.0%
libfdk-aac359.51%53.0%
libfido2984.73%77.0%
libheif---
libgd1139.65%37.0%
libhevc247.64%72.0%
libical241.99%23.0%
libhtp---
libidn348.52%82.0%
libjxl---
libigl091%25.53%
libiec61850114.89%15.0%
libjpeg-turbo2290.49%23.0%
libldac192.10%74.0%
liblouis180.27%32.0%
libmpeg2190.86%85.0%
libpcap358.65%50.0%
libpng164.37%44.0%
libplist453.86%43.0%
libpng-proto559.60%00.0%
libraw482.95%73.0%
librawspeed2534.46%72.0%
librdkafka---
libredwg---
libressl---
libsass102.31%27.0%
libsndfile282.68%47.0%
libsodium243.64%27.0%
libspectre---
libspng376.15%67.0%
libsrtp128.45%75.0%
libssh557.20%50.0%
libssh2126.62%36.0%
libtasn1956.85%65.0%
libtheora176.66%59.0%
libtiff---
libtpms100.14%39.0%
libtsm190.24%67.0%
libucl170.71%40.0%
libvpx200.74%60.0%
libwebp793.64%91.0%
libxml2876.99%61.0%
libxls188.17%75.0%
libxslt271.51%59.0%
libyaml999.20%90.0%
libyang373.28%42.0%
libzip179.72%56.9%
libzmq---
lighttpd148.12%34.0%
llvm_libcxxabi103.94%34.0%
lodepng144.00%46.0%
lua187.79%68.0%
lxc---
lz41086.45%63.0%
lzma987.04%85.0%
lzo311.26%92.0%
mbedtls1049.32%48.0%
md4c197.62%99.0%
mdbtools154.48%37.0%
meshoptimizer121.50%41.0%
miniz861.93%42.0%
minizip270.85%65.0%
mpg123245.17%45.0%
mongoose146.11%24.0%
muduo111.75%15.0%
mruby255.62%42.0%
msgpack-c140.79%84.0%
muparser106.43%47.0%
mupdf113.05%16.0%
myanmar-tools---
nanopb597.80%96.0%
neomutt106.23%06.0%
nestegg185.53%85.0%
net-snmp1583.10%37.0%
netcdf110.87%08.0%
nettle233.91%46.0%
nghttp2379.22%56.9%
nginx112.57%30.0%
ninja104.36%31.0%
oatpp104.88%15.0%
oniguruma177.21%82.0%
open625411055.33%50.0%
openbabel200.38%17.0%
opendnp3322.07%62.0%
opencensus-cpp506.15%11.0%
openexr---
openh264---
openjpeg204.19%54.0%
opensc---
opensips416.43%12.0%
openthread460.63%67.0%
openvpn---
openvswitch632.64%25.0%
opus1290.06%93.0%
opusfile184.64%62.0%
orbit---
ots122.59%68.0%
p11-kit107.45%01.0%
pcapplusplus103.01%20.0%
pcl---
pcre2198.01%68.0%
perfetto1206.06%11.0%
pffft280.17%87.0%
phmap157.67%85.0%
picotls338.77%25.0%
pidgin---
piex250.87%55.0%
pistache102.09%16.0%
poco---
postfix223.01%10.0%
powerdns722.70%15.0%
proftpd118.95%03.0%
proj4143.05%28.0%
pugixml227.66%19.0%
pycryptodome879.43%82.0%
qpid-proton428.67%47.0%
qubes-os452.73%25.0%
quickjs365.49%51.0%
rapidjson189.97%96.0%
re2---
readstat1182.45%62.0%
relic131.16%20.0%
resiprocate407.87%20.0%
rnp---
rocksdb---
s2geometry---
s2opc---
selinux275.20%67.0%
sentencepiece---
simd---
simdjson1319.00%76.0%
skcms389.95%65.0%
sleuthkit---
snappy259.95%60.0%
sound-open-firmware165.27%31.0%
spdlog534.52%51.0%
speex216.83%45.0%
spice-usbredir284.66%69.0%
spotify-json085%70.83%
spirv-tools734.77%52.0%
sql-parser182.85%61.0%
stb255.26%48.0%
strongswan517.92%31.0%
sudoers865.81%72.0%
systemd---
tarantool929.36%28.0%
tcmalloc---
tesseract-ocr248.37%32.0%
tidy-html5676.20%28.0%
tink---
tinygltf132.72%43.0%
tinyobjloader163.10%33.0%
tinyxml2115.69%40.0%
tmux131.58%23.0%
tpm2181.92%48.0%
tpm2-tss23866.63%50.0%
unbound511.79%12.0%
tremor148.13%63.0%
unrar186.01%65.0%
upb161.85%68.0%
uriparser347.99%44.0%
usbguard307.65%36.0%
usrsctp---
utf8proc197.18%86.0%
util-linux425.23%32.0%
uwebsockets1135.98%79.0%
valijson169.78%09.0%
varnish168.84%49.0%
vlc203.22%10.0%
vorbis136.22%40.0%
wabt534.32%51.0%
wasm3122.28%28.0%
wavpack196.63%91.0%
wazuh---
wolfmqtt174.05%06.0%
wolfssl---
wpantund---
wuffs944.49%55.0%
xerces-c207.43%24.0%
xpdf323.79%17.0%
xvid---
xz138.29%80.0%
yajl-ruby174.55%66.0%
yara642.57%52.0%
zlib976.17%67.0%
znc103.06%02.0%
zopfli299.02%97.0%
zstd1943.83%69.0%
zydis372.44%67.0%
libexif289.85%83.0%
llhttp174.55%79.0%
lwan532.80%38.0%
w3m130.22%32.0%
libusb100.72%02.0%
freetype23313.03%51.0%
jansson167.02%60.0%
libyal9164.01%40.0%
matio---
glib---
hermes100.14%28.0%
git749.97%17.0%
nss3534.93%30.0%
xmlsec---
wget1160.60%06.0%
wget22055.84%14.0%
wxwidgets107.50%09.0%
abseil-cpp241.98%28.0%
knot-dns402.32%04.0%
libidn2360.81%72.0%
libpsl1526.18%21.0%
openssh840.62%49.0%
qpdf---
openweave---
gnupg---
opencv908.85%09.0%
curl2133.35%01.0%
gnutls2746.04%49.0%
gpac103.91%08.0%
libvips---
serenity---
leptonica---
igraph1129.97%18.0%
xs---
libgit2746.02%24.0%
libprotobuf-mutator237.70%25.0%
github_scarecrow138.70%10.0%
ntp225.88%11.0%
monero---
unicorn1300.23%25.0%
solidity---
tint---
lcms740.92%54.0%
mosh219.29%06.0%
libmodbus240.99%23.0%
tdengine---
dbus-broker170.0%52.0%
llvm_libcxx1694.79%78.0%
proxygen---
ntpsec324.08%09.0%
coturn213.30%13.0%
augeas390.78%26.0%
krb5816.12%12.0%
lldpd105.48%02.0%
gpsd216.29%08.0%
pupnp158.60%51.0%
unit208.52%07.00%
openssl---
adal244.26%35.0%
asn1crypto114.28%56.9%
bleach227.40%55.0%
bottleneck101.31%28.9%
bs4142.85%21.0%
charset_normalizer114.28%28.9%
coveragepy104.88%00.0%
croniter312.20%35.0%
cryptography410.82%68.0%
dask022%63.16%
decorator253.42%38.0%
digest118.55%09.0%
django016%61.54%
ecdsa-python164.70%18.0%
et-xmlfile101.24%01.0%
filelock111.53%12.0%
flask-restx107.51%50.0%
flask---
ftfy208.09%28.0%
g-api-pubsub100.39%46.0%
g-api-auth-library-python217.11%17.0%
g-api-auth-httplib2102.15%32.0%
g-api-py-api-common-protos100.25%26.0%
g-api-py-oauthlib102.35%51.0%
g-api-python-client130.0%40.0%
g-api-python-cloud-core100.72%18.0%
g-api-python-firestore100.30%45.0%
g-api-python-tasks100.61%35.0%
g-api-resource-manager100.63%55.0%
g-api-resumable-media-python117.33%22.0%
g-apis-py-api-core101.23%00.0%
g-api-secret-manager201.21%38.0%
g-py-bigquery100.45%38.0%
g-cloud-logging-py402.69%50.0%
gcloud-error-py100.11%53.0%
g-py-crc32c100.0%38.0%
gc-iam100.30%34.0%
gcp-python-cloud-storage100.81%33.0%
glom515.90%05.0%
grpc-py100.37%10.0%
gunicorn104.52%05.0%
httplib2237.37%12.0%
idna132.87%18.0%
iniconfig145.45%20.0%
ipython100.88%39.0%
jsmin140.0%30.0%
jupyter_server---
kafka264.10%18.0%
kiwisolver162.26%18.0%
looker-sdk103.13%77.0%
lxml640.17%49.0%
mako109.17%30.0%
msal226.00%18.0%
netaddr-py148.83%21.0%
ntlm2247.96%39.0%
numpy021%50.0%
oauth2168.85%20.0%
olefile141.20%47.0%
oauthlib106.08%24.0%
openpyxl784%71.28%
oracle-py-cx156.25%23.0%
pandas127%30.77%
paramiko103.60%64.0%
psqlparse101.76%77.0%
psycopg2153.84%31.0%
py-serde105.79%54.0%
pyasn1101.78%62.0%
pyjwt102.35%03.0%
pygments204.49%28.9%
pyparsing172.30%19.0%
pyodbc142.30%24.0%
python-lz4018%00.0%
python-email-validator114.28%56.9%
pyrsistent110.67%69.0%
python-rsa101.34%42.0%
python-tabulate103.82%02.0%
pyxdg445.19%37.0%
pytz146.15%23.0%
pyyaml306.38%17.0%
redis-py504.36%39.0%
requests036%36.84%
retry148.27%21.0%
scapy018%25.0%
scikit-learn018%68.42%
smart_open406.31%30.0%
sqlalchemy021%56.25%
sqlalchemy-utils247%70.59%
sqlalchemy_jsonfield021%65.0%
toml463.53%39.0%
tqdm167.27%22.0%
underscore148.64%25.0%
urllib3220.04%38.0%
websocket-client207.70%47.0%
websockets307.00%15.0%
xlrd168.52%54.0%
xmltodict156.63%22.0%
zipp123.67%06.0%
aiohttp702.89%22.0%
libwebsockets101.98%02.0%
libpg_query---
protobuf-c144.93%26.0%
msgpack-python134.91%17.0%
python-markdown100.49%24.0%
ijson100.38%43.0%
isodate110.10%43.0%
pasta104.54%37.0%
pycparser101.08%57.9%
ndpi2295.30%94.0%
cups320.98%14.0%
libcst111.98%16.0%
pjsip1339.29%35.0%
jmespathpy140.0%40.0%
sqlparse210.39%60.0%
simplejson231.68%34.0%
soupsieve472.15%54.0%
tor---
chardet131.23%74.0%
abseil-py100.45%19.0%
markupsafe120.0%04.0%
yarl100.96%46.0%
jinja2312.89%55.0%
fonttools---
gast100.94%21.0%
oscrypto243.75%62.0%
pydantic209.62%13.0%
tomli110.57%42.0%
botocore100.90%18.0%
proto-plus-python100.26%61.0%
airflow---
docutils303.33%12.0%
mrab-regex346.72%01.0%
cffi153.84%31.0%
click105.19%41.0%
distlib208.55%18.0%
dnspython240.0%53.0%
g-api-python-bigquery-storage101.46%40.0%
gitdb123.37%02.0%
hiredis-py125.0%25.0%
itsdangerous121.34%09.0%
libvnc126.51%23.0%
networkx300.04%54.0%
packaging114.60%03.0%
ply122.72%55.0%
pyasn1-modules100.42%65.0%
pymysql152.77%53.0%
pynacl204.44%39.0%
pytest-py101.99%04.0%
tinyusb314.38%21.0%
toolbelt103.04%46.0%
uritemplate140.0%20.0%
wheel100.59%01.0%
filesystem_spec100.07%11.0%
python-phonenumbers100.52%48.0%
hdf5229.67%18.0%
azure-sdk-for-python106.43%44.0%
html5lib-python100.18%53.0%
jupyter-nbconvert101.25%43.0%
markdown-it-py210.41%50.0%
parso414.54%60.0%
tinycss2201.78%54.0%
httpx308.49%56.9%
jedi100.07%55.0%
mdurl103.09%08.0%
pyjson5100.30%31.0%
tomlkit137.12%66.0%
pip104.02%36.0%
python-fastjsonschema116.46%57.9%
cgif1100.0%100.%
jwt-verify-lib124.02%13.0%
babel205.40%32.0%
bz2file157.14%21.0%
httpretty105.97%49.0%
angus-mail218.82%03.0%
antlr4-java103.12%11.0%
apache-commons-codec103.91%04.0%
apache-commons-cli127.85%31.0%
apache-commons-io100.03%05.0%
apache-commons-lang201.51%02.0%
apache-felix-dev100.39%02.0%
brotli-java172.89%84.0%
cbor-java108.17%32.0%
defusedxml213.74%36.0%
fastjson2161.16%39.0%
greenmail101.94%06.0%
gson340.60%34.0%
hdrhistogram131.75%10.0%
httpcomponents-core151.22%09.0%
jakarta-mail-api101.47%01.0%
javassist143.02%12.0%
jettison100.19%05.0%
joda-time122.37%09.0%
json-java100.25%17.0%
json-sanitizer347.69%36.0%
jsoup238.18%23.0%
jul-to-slf4j100.38%00.0%
kryo337.24%15.0%
logback155.62%32.0%
nbformat113.06%44.0%
plexus-utils221.16%02.0%
python-rison203.96%49.0%
rome128.55%53.0%
slf4j-api117.39%12.0%
snakeyaml254.93%48.0%
stringtemplate4156.82%32.0%
woodstox152.75%08.0%
wtforms101.32%59.0%
xmlpull105.67%06.0%
zip4j120.14%21.0%
zxing176.61%62.0%
apache-commons-logging146.88%26.0%
spring-ldap100.14%01.0%
jackson-core---
archaius-core---
h11143.77%07.00%
multidict132.50%52.0%
python-ecdsa300.16%01.0%
rfc3967137.59%06.0%
validators103.30%05.0%
apache-commons-csv103.65%26.0%
black327.14%43.0%
aniso8601167.66%08.0%
dill125.0%50.0%
face233.20%45.0%
python-pathspec111.28%12.0%
configparser203.63%06.0%
mdit-py-plugins202.58%49.0%
pem102.27%14.0%
openapi-schema-validator201.73%47.0%
python-graphviz108.89%51.0%
python-nvd3108.57%45.0%
argcomplete100.91%34.0%
args4j141.17%14.0%
connexion101.13%52.0%
python3-openid100.55%02.0%
httpcore100.54%64.0%
toolz113.19%08.0%
rabbitmq-c377.67%13.0%
asttokens101.74%04.0%
dom4j135.11%11.0%
h5py100.80%36.0%
jdom124.94%11.0%
junrar154.46%49.0%
nbclassic101.41%17.0%
spring-retry100.10%00.0%
opt_einsum100.46%28.0%
rich122.36%42.0%
ipykernel203.05%01.0%
glog112.69%100.%
ntlm-auth131.95%06.0%
stack_data140.0%30.0%
flask-wtf124.13%14.0%
xz-java143.29%00.0%
jline3161.00%25.0%
xerces152.79%00.0%
snappy-java223.48%23.0%
rtpproxy319.32%25.0%
jsonp-api205.85%04.0%
json-smart-v2168.98%16.0%
jfreechart318.38%09.0%
numactl122.64%43.0%
fast_float194.25%97.0%
importlib_metadata153.84%23.0%
six166.66%17.0%